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Electronics, sensors, robotics kits, PC components, peripherals — everything Unik Systems carries, in one place.
Only 2 leftFlexible Cutting Mat (A3, 18×12 inch)
A3 size flexible cutting mat with marked pattern and grids.
26650 Battery Holder / Battery Spacer 2×1 – 26.3mm Bore Diameter
[Lithium Battery Holder] 26650 Battery Holder / Battery Spacer 2×1 – 26.3mm Bore Diameter The 26650 Battery Holder / Battery Spacer 2×1 is a cylindrical battery spacer designed to securely arrange 26650 lithium-ion battery cells while building multi-cell battery packs. Made from flame-retardant ABS+PC material, it provides a strong and stable structure while allowing air circulation around the cells. The holder features interlocking slots on the edges, allowing multiple spacers to be joined together to create different battery-pack sizes and configurations. After welding nickel strips, the assembled battery pack can achieve a solid and reliable structure without requiring additional connecting hardware. ⭐ Key Features Designed for 26650 cylindrical lithium-ion cells 2 × 1 configuration 26.3mm bore diameter Made from flame-retardant ABS+PC material High-temperature resistant construction Crack-resistant design Interlocking slots for connecting multiple spacers Allows flexible battery-pack configurations Provides mechanical support for battery cells Helps maintain proper spacing between cells Suitable for high-current battery-pack construction Helps improve battery-pack stability and reliability Allows airflow around the cells for heat dissipation 📋 Technical Specifications Product Type: Battery Holder / Battery Spacer Compatible Cell: 26650 cylindrical battery Configuration: 2 × 1 Number of Cells: 2 Bore Diameter: 26.3mm Material: Flame-retardant ABS+PC Construction: Interlocking modular design Mounting: Multiple spacers can be joined together Application: Lithium battery pack assembly Cell Type: Cylindrical Li-ion cells 🔧 Applications 26650 lithium-ion battery packs E-bike battery packs Electric scooter battery packs Electric vehicle battery packs Power-tool battery packs DIY high-current battery packs UPS battery systems Solar energy storage packs Portable power stations Robotics battery packs Custom lithium battery assemblies 🛠️ How to Use The spacer is designed to hold two 26650 cells in a 2×1 arrangement. Multiple spacers can be connected through the slots provided around the edges to create larger battery-pack configurations. For a complete battery pack: Cell → Spacer → Nickel Strip Welding → Additional Spacers → Battery Pack For mechanical support, spacers can be positioned at the top and bottom of the cells. Important: For each individual battery cell, 2 spacers are recommended—one at the top and one at the bottom. 💡 Advantages Simple Assembly: Easy to arrange cylindrical cells. Flexible Design: Multiple spacers can be interconnected to create different pack shapes. Strong Construction: Helps keep cells firmly positioned. Heat Dissipation: Provides spacing between cells and allows airflow. Reliable Battery Pack: Helps make the completed pack mechanically stable. Suitable for Complex Packs: Useful for custom battery configurations, including e-bike and high-current applications. ⚠️ Important Notes This product is only a battery holder/spacer; batteries are not included. The 26.3mm bore is intended for compatible 26650 cells. Check your actual cell diameter before purchase. Do not force oversized cells into the holder. Battery cells should be properly insulated and securely assembled. Use suitable nickel strip and an appropriate spot-welding method. Use a suitable BMS/protection system for the completed lithium battery pack. Battery cells should be properly matched before assembling a multi-cell pack. 2 spacers are recommended per individual cell, one on each end. Keep the battery assembly away from excessive heat, moisture and physical damage. 📦 Package Includes 1 × 26650 Battery Holder / Battery Spacer – 2×1, 26.3mm Bore Diameter Note: Battery cells, nickel strips and BMS are not included.
Passive Radiator Bass Diaphragm Rubber Speaker Vibration Plate for DIY Speakers
[Passive Radiator] 🔊 Oval, Square & Round Passive Radiator Bass Diaphragm Rubber Speaker Vibration Plate for DIY Speakers Deep Bass Enhancement • Passive Design • No External Power Required • Ideal for DIY Speaker Projects The Rubber Passive Radiator Bass Diaphragm is a high-quality auxiliary bass vibration plate designed to significantly improve the low-frequency response of speaker systems. Available in Oval, Square, and Round shapes with multiple sizes, this passive radiator enhances bass performance without requiring additional power or amplifier channels. Unlike conventional speakers, a passive radiator does not contain a voice coil or magnet. Instead, it utilizes the air pressure generated by the active speaker driver to vibrate, producing deeper, richer bass while minimizing distortion and unwanted cabinet resonance. Manufactured using premium rubber and durable ABS materials, these passive radiators provide excellent flexibility, durability, and long service life. They are ideal for upgrading Bluetooth speakers, portable speakers, multimedia speakers, subwoofers, soundbars, and custom DIY audio projects. Whether you're repairing an existing speaker or building a custom enclosure, these passive bass diaphragms help deliver powerful low-frequency performance while maintaining compact enclosure sizes. ⭐ Features Premium quality rubber passive radiator Available in Oval, Square & Round shapes Produces deep and powerful bass response No power supply or wiring required Improves low-frequency performance Reduces speaker distortion Durable rubber suspension Lightweight and compact design Easy to install Ideal for DIY speaker upgrades and repairs 📋 Technical Specifications Product Type: Passive Radiator Bass Diaphragm Material: Rubber + ABS Plastic+Metal Shape: Oval / Square / Round (Depending on Selected Variant) Available Sizes: Multiple Sizes (2040 to 6090 Series) Operation: Passive (No Voice Coil or Magnet) Power Requirement: None Installation Type: Speaker Cabinet Mount Application: Low Frequency Bass Enhancement Color: Black 🔧 Applications Suitable for: Bluetooth Speakers Portable Speakers DIY Speaker Projects Multimedia Speakers Home Audio Systems Bookshelf Speakers Soundbars Subwoofers Wireless Speakers Audio System Repairs Custom Speaker Cabinets DIY Audio Enclosures 📦 Package Includes 1 × Passive Radiator Bass Diaphragm (Size & Shape as Selected) ⚠️ Note This is a passive radiator only and does not contain a voice coil, magnet, or electrical terminals. Product images are for reference only. The actual product may vary slightly in appearance depending on the selected size, shape, or manufacturing batch.
Digital Multimeter Test Leads with Ultra Sharp Needle Probe & Banana Plug CAT III 1000V 10A for SMD
[Hook up wire] The Digital Multimeter Test Lead Kit is a high-quality replacement probe set designed for accurate electrical measurements and electronic troubleshooting. Featuring ultra-sharp stainless steel needle probes, these leads allow easy access to miniature IC pins, SMD components, PCB tracks, LEDs, and other small electronic devices without causing damage. The probes are fitted with standard 4mm banana plug connectors, making them compatible with most digital multimeters, clamp meters, bench meters, and testing equipment from brands such as Fluke, Extech, Mastech, Uni-T, Victor, Sanwa, and many more. Constructed using high-quality PVC insulated cables and durable metal probes, the leads provide excellent flexibility, low resistance, and long service life. The CAT III safety rating ensures safe operation up to 1000V with a maximum current rating of 10A, making them suitable for both electronics and electrical testing. The built-in protective finger guards improve operator safety, while the flexible cables remain tangle-free during continuous testing. These probes are ideal for laboratory work, electronics repair, field service, educational laboratories, industrial maintenance, and DIY electronics projects. 🔹 Key Features Ultra-sharp stainless steel needle probes Standard 4mm banana plug connectors CAT III 1000V safety rating Maximum current rating: 10A Flexible PVC insulated cables Accurate low-resistance measurements Comfortable insulated probe handles Durable construction for long service life Compatible with most digital multimeters Ideal for PCB, SMD, IC and electrical testing 🔹 Technical Specifications Product Type: Digital Multimeter Test Leads Probe Type: Ultra Sharp Needle Probe Probe Colors: Red & Black Connector Type: 4mm Banana Plug Cable Material: PVC Insulated Probe Material: Stainless Steel / Metal Cable Length: Approx. 83cm Total Length: Approx. 103cm Maximum Current: 10A Maximum Voltage: 1000V Safety Rating: CAT III 1000V Measurement Type: Voltage, Current, Resistance, Continuity Compatibility: Most Digital Multimeters 🔹 Compatible With Fluke Multimeters Extech Multimeters Mastech Multimeters UNI-T Multimeters Victor Multimeters Sanwa Multimeters DT830 Series DT9205 Series Most multimeters with 4mm banana sockets 🔹 Applications Suitable for: Digital multimeters PCB testing SMD component testing IC pin testing LED testing Continuity testing Voltage measurement Current measurement Electronics repair Laboratory testing Industrial maintenance DIY electronics projects 🔹 Package Includes 1 × Red Multimeter Test Lead 1 × Black Multimeter Test Lead
Single Side Adhesive Barley Insulation Paper Roll 65mm x 1 Meter for Lithium Battery Packs
[Insulation Paper] The Single Side Adhesive Barley Insulation Paper Roll is a premium electrical insulation material widely used in lithium-ion battery pack manufacturing and electrical insulation applications. Manufactured from high-quality cellulose fiber, it offers excellent dielectric properties, mechanical strength, and long-term reliability. In addition, the insulation paper features a single-sided adhesive backing that allows quick and secure installation on battery cells, terminals, and electrical components. As a result, it simplifies battery pack assembly and improves production efficiency. Because of its excellent heat resistance and electrical insulation characteristics, the paper helps prevent short circuits and protects battery cells from mechanical damage. Furthermore, the material provides good oil resistance and moisture absorption properties, making it suitable for demanding industrial environments. The flexible design allows easy cutting and shaping for custom battery pack configurations. Moreover, it is commonly used in lithium-ion battery manufacturing, electric vehicles, power tools, and industrial insulation applications. This insulation paper is widely used in battery packs, cell insulation, gasket manufacturing, automotive applications, and electrical equipment assembly. 🔹 Key Features Single-side adhesive insulation paper Excellent dielectric properties High mechanical strength Good heat resistance Oil-resistant material Moisture absorption capability Flexible and easy to cut Suitable for lithium battery packs Reliable electrical insulation Durable and long-lasting performance 🔹 Technical Specifications Product Type: Barley Insulation Paper Roll Material: Pure Cellulose Fiber Adhesive Type: Single Side Adhesive Color: Green Width: 65mm Length: 1 Meter Thickness: Less than 0.5mm Electrical Property: High Dielectric Strength Mechanical Strength: High Flexibility: Excellent Packaging Type: Roll 🔹 Applications This insulation paper is suitable for: Lithium-ion battery packs 18650 battery pack assembly Battery terminal insulation Cell paper machines Electric vehicle battery packs Power tool battery packs Automotive gasket applications Electrical insulation projects Industrial equipment insulation 🔹 Package Includes 1 × Single Side Adhesive Barley Insulation Paper Roll 65mm × 1 Meter
3V 100mA LED Filament 45mm COB Edison Bulb Filament
[COB LED] The 3V 100mA LED Filament 45mm is a flexible COB LED light source designed for decorative lighting, Edison bulb restoration, DIY lamps, and creative illumination projects. Available in a variety of colors, it delivers bright and uniform light output while maintaining low power consumption. In addition, the filament provides 360-degree illumination, closely replicating the appearance of traditional Edison-style incandescent filaments. As a result, it is widely used in decorative bulbs, custom lighting fixtures, model lighting, art installations, and creative electronics projects. Because of its flexible substrate design, the filament can be slightly bent to fit custom enclosures and unique lighting arrangements. Furthermore, it produces minimal heat during operation, making it safe for compact and enclosed lighting applications. The advanced COB LED structure ensures consistent brightness, excellent efficiency, and long service life. Moreover, the solderable metal terminals allow quick integration into DIY electronics and lighting projects. 🔹 Key Features Available in multiple colors Bright and uniform light output COB LED filament design Low power consumption Excellent energy efficiency Minimal heat generation 360° illumination pattern Lightweight and compact structure Easy solderable metal terminals Long operational life 🔹 Technical Specifications Product Type: COB LED Filament Operating Voltage: 2.8V to 3.2V DC Rated Voltage: 3V DC Forward Current: 100mA (Maximum) Power Consumption: Approximately 0.3W Brightness: Approximately 80–100 Lumens per Watt Filament Type: COB (Chip-on-Board) LED Filament Base Material: Flexible Polymer Substrate Connection Type: Solderable Metal End-Caps led Length: 45mm Total Length: 55mm Filament Diameter: Approximately 2.0mm Terminal Size: Approximately 2mm × 2mm Weight: Less than 1g Available Colors: Warm White, Cool White, Red, Blue, Green (subject to availability) 🔹 Mechanical Specifications Filament construction Durable polymer substrate Highly resistant to mechanical shock Lightweight design Easy soldering connection terminals Suitable for custom lamp and lighting assemblies 🔹 Applications This LED filament is suitable for: Edison bulb repair and replacement Decorative LED lamps Custom lighting fixtures Battery-powered lighting projects Art installations Scale models and dioramas Display and showcase lighting Wearable electronics DIY electronics projects Creative lighting applications 🔹 Package Includes 1 × 3V 100mA LED Filament 38mm (Selected Color)
Battery Voltage Wire 7/36 Black & Red 1 Meter – Flexible Copper Hook-Up Wire (Pair)
[Hook up wire] The Battery Voltage Wire 7/36 Black & Red is a high-quality flexible hook-up wire specially designed for battery connections, low-voltage power lines, and electronic circuits. Made with 7 strands of 36-gauge copper, this wire provides excellent conductivity, durability, and flexibility for easy routing in compact spaces. The wire comes in red and black insulation, making it perfect for identifying positive and negative terminals in battery packs, power supplies, inverters, chargers, and DIY electronics projects. With strong PVC insulation and fine stranded copper core, this wire is suitable for low-current DC applications, hobby electronics, Arduino projects, robotics, and general internal wiring. 🔹 Key Features High-quality 7/36 stranded copper conductor Red & Black color for easy polarity identification Highly flexible and easy to bend and route Low resistance for stable voltage transmission Durable PVC insulation for long life Ideal for low-voltage and low-current applications Suitable for DIY electronics, battery packs, and repair work 🔹 Technical Specifications Wire Type: Hook-up / Battery Voltage Wire Conductor Size: 7 / 36 (7 strands of 36 AWG) Material: Pure copper stranded core Insulation: PVC Color: Red & Black Rated Voltage: Up to 300V (typical) Current Rating: Low current applications Flexibility: High Application Type: DC wiring, battery leads, signal & power lines 🔹 Applications Battery pack connections Arduino and microcontroller projects Power supply wiring Robotics and automation Inverter and charger wiring (low current) DIY electronics and prototyping Repair and internal equipment wiring 🔹 Package Contents 1 × Red 7/36 Battery Wire 1 × Black 7/36 Battery Wire
Type-C 3S 4A 18650 Lithium Battery Charger Module | USB-C Step-Up Boost Charging Board for Li-ion
[Li-ion Rechargeable Battery Charger, Step UP Buck Converter] The 3S Type-C Charging Module Battery Charger Board is a compact and highly efficient solution for charging 18650 lithium-ion and Li-Po polymer battery packs. Designed specifically for 3S battery configurations (12.6V charging voltage), this module integrates a USB Type-C input and a high-frequency step-up (boost) circuit, making it ideal for modern portable power applications. With multiple current variants available (1A / 2A / 4A), the module offers flexibility for different power requirements. Its high switching frequency up to 1MHz ensures fast response, stable performance, and compact PCB size. The intelligent quasi-CV (constant voltage) mode compensates for voltage loss caused by internal battery resistance and PCB trace resistance, ensuring accurate and efficient charging. This charging board also features automatic recharge capability, restarting charging when battery voltage drops, and excellent adaptability to power sources with limited driving capability. Built-in protection functions safeguard the battery and connected devices from over-voltage, under-voltage, and short-circuit conditions, enhancing safety and battery lifespan. Thanks to its wide compatibility and reliable performance, this module is suitable for a broad range of applications including DIY power banks, portable electronics, solar charging systems, audio equipment, POS machines, electric fans, Bluetooth devices, and other Type-C powered equipment. ⭐ Key Features ✔ USB Type-C Input for convenient and modern charging ✔ Supports 3S Lithium Battery Packs (12.6V charging voltage) ✔ Multiple Charging Current Options: 0.37A (1A version) 0.74A (2A version) 1.48A (4A version) ✔ High Switching Frequency up to 1MHz for stable and efficient operation ✔ Quasi-CV Charging Mode compensates voltage loss ✔ Automatic Recharge Function ✔ Built-in Protection: Over-voltage, low-voltage, short-circuit ✔ Compact design, easy integration into DIY projects 🔧 Technical Specifications Battery Configuration: 3S lithium battery Supported Batteries: 18650 Li-ion / Li-Po polymer Input Voltage: DC 3–6V (Recommended: 3.7V / 5V) Input Current: Up to 4A (4A version) Charging Voltage: 12.6V Charging Current: 0.37A (1A version) 0.74A (2A version) 1.48A (4A version) Switching Frequency: Up to 1MHz Protection Functions: Over-voltage, under-voltage, short-circuit 🎯 Applications DIY power banks 18650 lithium battery packs Mobile phones & portable devices Bluetooth speakers & audio equipment Solar charging systems POS machines Cameras, MP3/MP4 players Game consoles & notebooks Type-C powered electronics 📦 Package Includes 1 × 3S Type-C Charging Module Battery Charging Board 4A Version Please note: Image Only for representation purposes. Actual products may vary as per available stock.
Out of stockHigh Quality Ultra Flexible 8 AWG Silicone Wire 1m (Red) + 1m (Black)
[Silicon Wire] Upgrade your high-power electronics projects with this High Quality Ultra Flexible 8 AWG Silicone Wire Set, including 1 meter Red + 1 meter Black. Made from premium tinned copper and heat-resistant silicone insulation, this wire offers exceptional flexibility, durability, and conductivity—perfect for high-current applications. The soft silicone jacket allows easy routing even in tight spaces, while providing superior heat resistance up to 200°C, making it ideal for RC vehicles, drones, robotics, lithium battery packs, inverters, chargers, ESCs, solar systems, and other high-load circuits. Whether you're building custom battery packs or upgrading your power wiring, this 8 AWG silicone wire provides low resistance, high amp handling, and long-lasting performance. Please find out our more cable and wires. Click here Note : 1 Qty = 1 Meter. Cable length will be continuous as per your ordered Qty. ⭐ Key Features Ultra Flexible 8 AWG Wire – Easy to bend and route in tight spaces Premium Silicone Insulation – Heat resistant, durable, oil-resistant and flame-retardant High Strand Count Tinned Copper – Superior conductivity & corrosion resistance High Current Handling – Suitable for heavy-load applications Includes: 1m Red + 1m Black silicone wire Low Resistance – Ensures efficient power transfer Perfect for RC, drones, battery packs, inverters, and ESC wiring 🔧 Typical Specifications Wire Gauge: 8 AWG Length: 1m Red + 1m Black Material: High-strand tinned copper Insulation: Soft silicone rubber Temperature Rating: Up to 200°C Voltage Rating: 600V (typical) Flexibility: Ultra soft, high bend endurance Package Includes : 1 x High Quality 8 AWG Silicone Wire 1m (Red) 1 x High Quality 8 AWG Silicone Wire 1m (Black)
Out of stockWS2812B 144 LEDs/m RGB Addressable LED Pixel Strip Light 5V DC Programmable IP65 Waterproof
[RGB LED Strip] Product Description Illuminate your space with the 144 Addressable WS2812B LED Strip (5V, IP65 Waterproof) — a high-quality, vibrant, and flexible lighting solution designed for both indoor and outdoor applications.This LED strip delivers brilliant RGB colors and individually addressable LEDs, allowing you to create dynamic light effects and custom animations for any occasion. The IP65 waterproof rating ensures reliable performance even in dusty or humid environments, making it ideal for home decor, commercial lighting, events, and DIY projects.Its adhesive backing allows for quick installation on clean surfaces, making it a perfect choice for hobbyists, professionals, and decorators. With 144 LEDs per meter, this strip provides exceptional brightness, flexibility, and color control for artistic displays, mood lighting, or architectural highlights. Key Features 🌈 Addressable Design Each LED is individually controllable, allowing you to produce stunning lighting effects, animations, and color patterns. Perfect for creative lighting projects and synchronized displays. 💧 IP65 Waterproof Protection Built to withstand dust and light water exposure, this LED strip ensures long-lasting durability in both indoor and outdoor environments. 🔆 Vibrant RGB Colors Enjoy rich and vivid RGB color combinations — from bold, dynamic hues to soft ambient tones — to match any mood or theme. 🧩 Easy Installation The flexible strip comes with a strong adhesive backing. Simply peel and stick it to any clean, dry surface for quick setup without tools. ⚙️ Versatile Applications Ideal for home decoration, outdoor landscaping, parties, events, art installations, and signage. Its flexibility makes it suitable for various shapes and surfaces. Specifications Specification Description LED Type WS2812B LED Quantity 144 LEDs per meter Input Voltage 5V DC Waterproof Rating IP65 Control Method Individually Addressable Color RGB (Red, Green, Blue) Strip Length 1 Meter Power Consumption Depends on brightness and color settings Weight 150 g(Approx) Installation Adhesive backing Applications ✨ Enhance your outdoor landscape with vibrant, programmable lighting effects. 💡 Highlight indoor architectural elements or furniture with accent lighting. 🎉 Create dynamic effects for parties, weddings, or events to match the ambiance. 🎮 Upgrade your home theater or gaming setup with immersive backlighting. 🏢 Use in shops or signage displays for eye-catching illumination and visual impact. Package Includes 1 × WS2812B 144 LEDs/m RGB Addressable LED Pixel Strip Light 5V DC Programmable IP65 Waterproof
2 x 32140 / 33140 Battery Holder with 33MM Bore Diameter
[Lithium Battery Holder] 32140 / 33140 x 2 Battery Cell Spacer/Holder is a cylindrical battery spacer, made of flame retardant ABS+PC materials, with high-temperature resistance and crack resistance. There are slots on the edge of the holder, that can be combined into many different sizes and shapes of the battery pack; after welding nickel tabs, the pack can pass the vibration test without any other connecting device. Make your battery pack Solid and Reliable! Note!! Every Single battery cell needs 2 Spacers one up and one down buy it accordingly. Features : There are slots on the edge of the holder to combine them into many different sizes and shapes of the battery pack. Application: Design for Radiating Complex Battery Packs. Safe and Stable, Perfect Build for eBike! Item Type: Battery Holder Model Name 32140 / 33140 radiating battery spacer Material: ABS/PC (Remarkable Flame Retardant Plastic) Bore Diameter [B] (mm) 33MM Application Design for Radiating Complex Battery Packs. Safe and Stable, Perfect Build for eBike Length (mm): 73 Width (mm): 35 Height (mm): 9mm Shipping Weight 0.008 kg Shipping Dimensions 10 × 7 × 1.5 cm Advantages: Very simple to operation Very flexible, it is easy to assemble any type of battery packs Radiating during high rate discharge. Makes your battery pack Solid and Reliable! Package Includes: 1 x 2 x 32140 / 33140 Battery Holder with 33MM Bore Diameter
Type-C MT3608 Adjustable Dc to Dc Converter 2-24V to 5V-28V 2A
[Step UP Buck Converter] DC-DC Adjustable Boost Power Supply Module 2V–24V to 5V/9V/12V/28V 2A Type-C The DC-DC Adjustable Boost Power Supply Module is a compact step-up power conversion module designed to increase a lower DC input voltage to a higher adjustable output voltage. It supports a wide 2V–24V input range and provides an adjustable output from approximately 5V to 28V, making it suitable for battery-powered devices, microcontrollers, sensors, portable electronics and DIY power projects. With a compact 30 × 17 × 8mm design and Type-C connector, this module is convenient for projects where space and flexible power input are important. ⭐ Key Features DC-DC boost/step-up converter Wide 2V–24V input voltage range Adjustable output voltage Output options include approximately 5V, 9V, 12V and 28V Maximum output current: 2A Conversion efficiency: >93% Compact and lightweight design Type-C input connector Suitable for battery-powered applications Easy to integrate into DIY electronics projects 📋 Technical Specifications Product Type: DC-DC Boost Converter Module Input Voltage: 2V–24V DC Output Voltage: 5V–28V adjustable Maximum Output Current: 2A Peak Output Current: Up to 2A Efficiency: >93% Input Connector: USB Type-C Product Size: 30 × 17 × 8mm Weight: Approximately 4g Condition: New 🔧 Applications Arduino and microcontroller projects Raspberry Pi and electronic development projects Battery-powered devices Portable power systems GPS and sensor projects LED applications Robotics projects Motors and actuators DIY power supplies Low-voltage to higher-voltage power conversion Portable electronic equipment 🛠️ How It Works This module uses a DC-DC boost conversion circuit to increase the input DC voltage. For example: 3.7V battery → 5V output 5V input → 9V output 5V/12V input → higher adjustable output The required output voltage can be adjusted according to the application. ⚠️ Important Notes This is a boost/step-up module; the output voltage cannot be lower than the applicable input voltage range. Do not exceed the specified 24V maximum input voltage. Do not exceed the 2A maximum output current. Actual maximum output power depends on input voltage, output voltage, cooling and module operating conditions. At higher output power, adequate ventilation/cooling may be required. Always verify the output voltage with a multimeter before connecting sensitive electronics. Do not short-circuit the output. The module does not automatically regulate to 5V/9V/12V/28V; the output must be set to the required voltage. 📦 Package Includes 1 × DC-DC Adjustable Boost Module 2V–24V to 5V/9V/12V/28V, 2A, Type-C
Out of stockN20 3-6V 60RPM digital clock Micro Metal Gear Motor
[Gear Motor] Overview of this N20 3-6V 60RPM digital clock motor Introducing the N20 3-6V 60RPM Digital Clock Micro Metal Gear Motor. A compact and reliable motor designed for precise and efficient time keeping device. With a specific focus on digital clock mechanisms. This motor work on 3-6V range. And also provide high performance to drive the intricate components of digital timepieces. The motor’s work on 60RPM speed & also ensure smooth movement for the best function of digital clocks. This N20 Digital Clock Motor with 60RPM gives quiet and low vibration operation. It also make it best choice for clock mechanisms where minimal noise is crucial. The metal gear construction adds durability and reliability to the motor. And also confirms that this is a long life and consistent performance over time. The N20 3-6V 60RPM Micro Metal Gear Motor gives the ideal combination of power and precision for your clock project. In summary, the N20 3-6V 60RPM Digital Clock Micro Metal Gear Motor is tailored for digital clock applications. And also offer a versatile voltage range, precise 60RPM speed, and durable metal gear construction. Upgrade your clock projects with this reliable and efficient motor for accurate timekeeping. Features Voltage Versatility: The N20 3-6V 60RPM Digital Clock Micro Metal Gear Motor excels with its adaptable voltage range of 3-6V. And also offer flexibility for easy use in various digital clock project. Precise 60RPM Speed: Featuring a specific 60 revolutions per minute (RPM) speed. This motor also ensure precise and smooth movement in digital clocks, guarantee accurate timekeeping without any disruptions. Low Noise and Vibration: Crafted for a quiet operation, the N20 Digital Clock Motor minimizes both noise and vibration. And also provide an ideal solution for clock device where a tranquil environment is important. Durable Metal Gear Construction: The motor’s robust metal gear construction enhances durability and reliability, promising a prolonged lifespan and consistent performance for sustained and dependable timekeeping. Compact and Efficient: With its compact design. This micro metal gear motor efficiently drives clock mechanisms. It also make it best choice for digital clock projects where space efficiency is paramount. Specification Specification Details No Load Current (mA) 0.04 A Stall Current (A) 0.67 Rated Torque (kg-cm) 0.65 Stall Torque (Kg-Cm) 2.6 Motor Body Size (Diameter) (mm) 12 Operating Voltage (VDC) 3 ~ 6 Rated Operating Voltage (VDC) 6 No Load Speed (RPM) 60 Rated Speed (RPM) 60 Shaft Type D-type, Single Side Shaft Diameter (mm) 3 Weight (gm) 12 Output Axial Length (mm) 10 Fuselage w/o Shaft Length 26 Main use of this N20 3-6V 60RPM metal gear motor Digital Clock Mechanisms: The N20 3-6V 60RPM Motor is perfect for powering the precise movement of digital clock hands. And ensure accurate timekeeping in various clock designs. Robotics Applications: This motor is perfect for small scale robotics projects & provide a compact and efficient solution with precise torque for specific robotic movements. Educational Projects: Valuable for educational purposes, the N20 3-6V 60RPM Motor serves as an excellent tool for teaching basic motor mechanics, voltage concepts, and RPM principles. DIY Electronic Devices: Versatile for DIY enthusiasts, this motor is ideal for creating electronic devices like rotating displays or small gadgets, demanding controlled and consistent motion. Automated Systems: In automated systems, the N20 Motor plays a crucial role where controlled and reliable motor movement is important & contribute to the efficiency of various automated mechanisms. Package Includes: 1 x N20 3-6V 60RPM digital clock Micro Metal Gear Motor
2 x 32650/32700 Battery Holder with 32.35MM Bore Diameter
[Lithium Battery Holder] 32650 x 2 Battery Cell Spacer/Holder is a cylindrical battery spacer, made of flame retardant ABS+PC materials, with high-temperature resistance and crack resistance. There are slots on the edge of the holder, that can be combined into many different sizes and shapes of the battery pack; after welding nickel tabs, the pack can pass the vibration test without any other connecting device. Make your battery pack Solid and Reliable! Search Our Others Products: Click Here Note!! Every Single battery cell needs 2 Spacer for one up and one down buy it accordingly. Features : There are slots on the edge of the holder to combine them into many different sizes and shapes of the battery pack. Application: Design for Radiating Complex Battery Packs. Safe and Stable, Perfect Build for eBike! Advantages: Very simple to operation Very flexible, it is easy to assemble any type of battery packs Radiating during high rate discharge. Makes your battery pack Solid and Reliable! Package Includes: 1 X 2 x 32650/32700 Battery Holder with 32.35MM Bore Diameter
R385 Pump 6-12V DC Mini Aquarium Water Pump
[DC Water Pump] Overview of this 6-12V DC Min R385 Mini Aquarium Pump Introducing the R385 Mini Aquarium Water Pump, your ideal solution for efficient water circulation in small tanks. With its compact design and versatile 6-12V DC power compatibility, this pump fits seamlessly into any aquarium setup. Enjoy steady water flow and maintain optimal conditions for your aquatic pets with ease. Designed with reliability in mind, the R385 Mini Water Pump ensures quiet operation while providing sufficient water movement. Its diaphragm base design delivers high performance & ensure your aquarium inhabitants thrive in a healthy environment. Say goodbye to stagnant water and hello to a dynamic aquatic eco system with this dependable mini pump. Whether you’re a seasoned hobbyist or a beginner, the R385 Mini Aquarium Pump offers comfort and peace of mind. Its user friendly design allows for easy installation and operation. And make it the perfect choice for aquarium enthusiasts of all levels. Enhance the beauty of your under water world with the reliable performance of the R385 Mini Water Pump. Features 6-12V DC power compatibility: The R385 Mini Aquarium Water Pump easily adapts to power sources from 6-12 volts. And also provide flexibility in setup options for your aquarium system. Compact design: With its sleek and space saving design, the R385 pump is perfect for mini aquarium setups. And also optimize space with smooth water circulation. Reliable diaphragm based design: Featuring a durable diaphragm based design. This R385 water pump also ensure smooth and trusted water flow & provide a healthy aquatic environment for fish and plants alike. Quiet operation: Engineered for quiet operation, this mini water pump decrease noise. And create a serene atmosphere for your aquatic companions to thrive without disturbance. User-friendly design: Whether you’re a beginner or an experienced hobbyist. This R385 Mini Aquarium Pump is also built for easy installation and operation. And also save you time and allow you to focus to create the perfect under water landscape. Specification Specification Details Model R385 Rated Voltage DC 6V to 12V Working Current 0.5A to 0.7A (Max) Power 4W-7W Max Lift 3m Max Suction 2m Max Water Temperature 80°C Pump Size 90mm x 40mm x 35mm (approx) Fluid 0-100°C Input/Output Tube Diameter Outer: 8.5mm, Inner: 6mm (approx) Max Current (Startup) Up to 2 Amps Life Up to 2500 Hours Maximum Flow Rate 1 – 3L/min Package Includes: 1 x R385 Pump 6-12V DC Mini Aquarium Water Pump
Banana Plugs Terminal Connectors Male Red and Black Pair 4mm Good Quality
[Power Connector] 4mm Banana Plug Terminal Connectors – Male Red & Black Pair The 4mm Banana Plug Terminal Connectors are reliable and convenient connectors designed for audio equipment, industrial instruments, power testing, automotive testing, laboratory equipment, and DIY electronics projects. With a standard 4mm banana plug diameter, these connectors are compatible with most standard 4mm banana sockets and test equipment. The screw-type connector fitting allows wires to be securely connected without soldering, making installation quick, simple, and reusable. The stackable design also allows the plugs to be connected with existing 4mm banana plugs, providing greater flexibility for testing and power connections. The Red and Black color combination makes it easy to identify positive and negative connections, making these plugs suitable for power supplies, test leads, speakers, electronic instruments, and other electrical applications. ⭐ Key Features Standard 4mm banana plug diameter Red and Black male banana plug pair Screw-type wire connection No soldering required Easy installation and removal Secure and reliable electrical connection Stackable design Compatible with standard 4mm banana sockets Easy positive/negative identification Suitable for audio, testing, laboratory, and electronic applications 📋 Technical Specifications Product Type: Banana Plug Terminal Connector Connector Type: Male Banana Plug Diameter: 4mm Color: Red & Black Connection Method: Screw Terminal Soldering: Not Required Design: Stackable Current Rating: 10A Typical Voltage Rating: Typically up to 30–60V DC, depending on application Contact Type: Spring Contact Application: Audio, Power Testing & Electronics 🔧 Applications Audio Equipment Speaker Connections Power Supply Connections Laboratory Power Supplies Multimeter Test Leads Electronic Test Equipment Industrial Instruments Power Testing Automotive Testing DIY Electronics Projects Electrical Prototyping Battery Testing ⚠️ Precautions Do not exceed the connector's actual current and voltage limits. Ensure the wire is securely tightened inside the screw terminal. Always observe correct polarity when connecting DC power. Use appropriately rated wires for the desired current. Avoid short-circuiting the connector. 10A is a typical rating and should not be treated as a guaranteed manufacturer specification unless confirmed for the specific batch/model. 📦 Package Includes 1 × Red 4mm Male Banana Plug 1 × Black 4mm Male Banana Plug
Digital Multimeter Test Leads with Ultra Sharp Needle Probe & Banana Plug CAT III 1000V 10A
[Hook up wire] The Digital Multimeter Test Lead Kit is a high-quality replacement probe set designed for accurate electrical measurements and electronic troubleshooting. Featuring ultra-sharp stainless steel needle probes, these leads allow easy access to miniature IC pins, SMD components, PCB tracks, LEDs, and other small electronic devices without causing damage. The probes are fitted with standard 4mm banana plug connectors, making them compatible with most digital multimeters, clamp meters, bench meters, and testing equipment from brands such as Fluke, Extech, Mastech, Uni-T, Victor, Sanwa, and many more. Constructed using high-quality PVC insulated cables and durable metal probes, the leads provide excellent flexibility, low resistance, and long service life. The CAT III safety rating ensures safe operation up to 1000V with a maximum current rating of 10A, making them suitable for both electronics and electrical testing. The built-in protective finger guards improve operator safety, while the flexible cables remain tangle-free during continuous testing. These probes are ideal for laboratory work, electronics repair, field service, educational laboratories, industrial maintenance, and DIY electronics projects. 🔹 Key Features Ultra-sharp stainless steel needle probes Standard 4mm banana plug connectors CAT III 1000V safety rating Maximum current rating: 10A Flexible PVC insulated cables Accurate low-resistance measurements Comfortable insulated probe handles Durable construction for long service life Compatible with most digital multimeters Ideal for PCB, SMD, IC and electrical testing 🔹 Technical Specifications Product Type: Digital Multimeter Test Leads Probe Type: Ultra Sharp Needle Probe Probe Colors: Red & Black Connector Type: 4mm Banana Plug Cable Material: PVC Insulated Probe Material: Stainless Steel / Metal Cable Length: Approx. 83cm Total Length: Approx. 103cm Maximum Current: 10A Maximum Voltage: 1000V Safety Rating: CAT III 1000V Measurement Type: Voltage, Current, Resistance, Continuity Compatibility: Most Digital Multimeters 🔹 Compatible With Fluke Multimeters Extech Multimeters Mastech Multimeters UNI-T Multimeters Victor Multimeters Sanwa Multimeters DT830 Series DT9205 Series Most multimeters with 4mm banana sockets 🔹 Applications Suitable for: Digital multimeters PCB testing SMD component testing IC pin testing LED testing Continuity testing Voltage measurement Current measurement Electronics repair Laboratory testing Industrial maintenance DIY electronics projects 🔹 Package Includes 1 × Red Multimeter Test Lead 1 × Black Multimeter Test Lead
Kapton 50mm x 33m High Temperature Resistant Tape for 3D Printers
[Kapton Tapes] The Kapton Polyimide Tape is a premium high-temperature insulating tape designed for electrical insulation, PCB masking, soldering, battery pack assembly, and 3D printing applications. Manufactured from high-quality polyimide film with a heat-resistant silicone adhesive, it provides exceptional thermal stability, excellent dielectric strength, and reliable insulation even under extreme temperatures. Measuring 50mm wide and 33 meters long, this tape is widely used as a build surface for 3D printers, where ABS and other engineering-grade filaments adhere well during printing while allowing clean removal after cooling. It also serves as an excellent masking tape during wave soldering, powder coating, and electronic component assembly. The tape offers outstanding resistance to heat, chemicals, abrasion, and solvents, leaving minimal adhesive residue after removal. Its excellent electrical insulation properties make it suitable for transformers, lithium battery packs, motors, coils, flexible PCBs, and various industrial applications. ⭐ Features Premium polyimide (Kapton) film construction High-temperature resistant silicone adhesive Excellent electrical insulation properties Strong adhesion with residue-free removal High dielectric strength Resistant to heat, chemicals, and solvents Flexible and easy to apply Ideal for 3D printer heated beds Suitable for solder masking and PCB protection Long service life 📋 Technical Specifications Product Type: High Temperature Polyimide Tape Material: Polyimide Film Adhesive Type: Silicone Adhesive Tape Width: 50mm Tape Length: 33 Meters Roll Type: Standard Roll Color: Metallic Brown (Amber) Temperature Resistance: Up to 200°C (Continuous) Electrical Insulation: High Dielectric Strength Residue After Removal: Minimal Application Surface: Glass, Aluminum, Metal, Plastic, PCB 🔧 Applications Suitable for: 3D Printer Heated Beds ABS 3D Printing PCB Manufacturing Wave Soldering Masking Reflow Soldering Lithium Battery Pack Insulation Transformer Insulation Motor Coil Insulation Flexible PCB Protection Electronics Repair Powder Coating Masking Laboratory Applications Industrial Electrical Insulation DIY Electronics Projects 📦 Package Includes 1 × Kapton Polyimide High Temperature Resistant Tape (50mm × 33 Meter)
JBD 3-4S/100A Smart BMS For LiFePO4 (LFP) batteries
[Lithium Battery Protection Board] JBD Smart BMS 3-4S 100A (DP04S014) Charge and discharge are both at the same port Product Data Sheet Cell specifications: 3~4 strings of LiFePO4 battery Continuous current: 100A Balance detect Voltage 3.8 Interface type: Charge and discharge are both at the same port Charging voltage: 3.6V*Number of strings Cell voltage range: 2.30~3.75V Continuous charging current: 100A Continuous discharging current: 100A The JBD SMART BMS 100A DP04S014 (3-4S) is a compact and powerful Battery Management System designed for lithium-ion and LiFePO4 battery packs with 3 to 4 series cells. It supports a continuous discharge current of 100A, making it suitable for high-power applications such as electric vehicles, portable power systems, and energy storage solutions. This BMS provides essential protection features including overcharge, over-discharge, overcurrent, short circuit, and temperature management to ensure safe and reliable battery operation. With active cell balancing, it maintains voltage consistency across cells. It also supports UART, RS485, and CANBUS communication, along with Bluetooth for real-time monitoring and diagnostics, offering flexibility and control over battery performance. Package Includes: 1 x JBD 3-4S/100A Smart BMS For LiFePO4 (LFP) batteries 1 x 5 Pin Connector
High Quality Ultra Flexible 18AWG Silicone Wire 1m (Red) + 1m (Black)
[Silicon Wire] The High-Quality 18AWG Silicone Wire 1m (Red) + 1m (Black) pair has a pretty big diameter as compared to the normal 18AWG wire used in RC projects for serving its specific purpose. This wire has low resistance and high current carrying capacity. These are also used in LiPO batteries to deliver power to ESC’s. Ideal for your RC project. It is super flexible and soft with a high strand count which means it is great for use in restrictive and compact areas. The wire is the first priority tool for carrying current from one circuit to other while their current carrying capacity is dependent upon the size of the wire. So the High Quality 18AWG Silicone Wire 1m (Red) + 1m (Black) both has the considerable diameter to suit your application. Please find out our more cable and wires. Click here Wires with the wide variety of silicon wire gauges and colors to suit your applications are available The 18AWG High Temperature Silicone Wire is a premium-quality flexible electrical cable designed for low to medium current applications requiring excellent flexibility and high-temperature resistance. Manufactured using high-purity tinned copper conductors with soft silicone rubber insulation, this wire provides outstanding electrical conductivity, corrosion resistance, and long service life. Rated for 600V and capable of operating continuously at temperatures up to 200°C, this silicone wire is suitable for battery packs, RC models, drones, LED lighting, robotics, power supplies, automotive wiring, solar systems, and DIY electronic projects. The tinned copper conductor ensures efficient current transfer with minimal voltage drop while resisting oxidation and corrosion. Its ultra-flexible silicone insulation allows easy routing through tight spaces and provides excellent durability in demanding environments. This package includes 1 meter of Red wire and 1 meter of Black wire, making it ideal for positive and negative wiring in electronic and electrical applications. ⭐ Features Premium 18AWG silicone insulated wire High-purity tinned copper conductor Ultra-flexible silicone insulation Rated for 600V operation Heat resistant up to 200°C Excellent electrical conductivity Corrosion-resistant tinned copper strands Easy to strip, solder, and terminate Soft, durable, and wear-resistant insulation Suitable for indoor and outdoor applications 📋 Technical Specifications Product Type: High Temperature Silicone Wire Wire Gauge: 18 AWG Conductor Material: Tinned Copper Insulation Material: High Temperature Silicone Rubber Rated Voltage: 600V Rated Temperature: 200°C Rated Current: 8A (Typical) Wire Type: Flexible Multi-Strand Marking: 18AWG 600V 200°C Wire Color: Red & Black Length: 1 Meter Red + 1 Meter Black (Total 2 Meters) 🔧 Applications Suitable for: Lithium Battery Packs RC Cars & RC Boats FPV Drones Model Aircraft Solar Power Systems LED Lighting Power Supplies Robotics Projects Arduino Projects ESP32 Projects Raspberry Pi Projects Automotive Wiring Electric Scooters & E-Bikes DIY Electronics Laboratory Equipment Industrial Control Panels 📦 Package Includes 1 × 18AWG High Temperature Silicone Wire – Red (1 Meter) 1 × 18AWG High Temperature Silicone Wire – Black (1 Meter)
4mm Solder Wick / Desoldering Braid – 1.2 Meter Copper Wick
[Desoldering Wick] 4mm Solder Wick / Desoldering Braid – 1.2 Meter Copper Wick The 4mm Solder Wick / Desoldering Braid is a practical electronics rework tool designed for removing unwanted solder from PCBs, electronic components, solder pads, and circuit boards. Made from finely braided copper strands, the wick absorbs molten solder efficiently when heated with a soldering iron, helping clean solder bridges and excess solder. Also known as desoldering braid or solder removal wick, it is especially useful during PCB repair, SMD rework, component replacement, and general electronics servicing. Its compact 4mm width makes it suitable for a wide range of soldering and desoldering applications. ⭐ Key Features High-quality braided copper desoldering wick Helps remove excess and unwanted solder 4mm width for versatile electronics work Easy to use with a soldering iron Helps remove solder bridges from PCB pads Suitable for SMD and through-hole components Flexible copper braid for precise desoldering Ideal for electronics repair and rework 📋 Technical Specifications Product Type: Solder Wick / Desoldering Braid Width: 4mm Length: 1.2 Meter Material: Copper Application: Solder Removal / Electronics Rework Form: Braided Copper Wick 🔧 Applications PCB Repair SMD Rework Through-Hole Component Desoldering Motherboard Repair Solder Bridge Removal Removing Excess Solder IC & Component Replacement Electronics Repair DIY Soldering Projects General Electronic Servicing 📦 Package Includes 1 × 4mm Solder Desoldering Wick – 1.2 Meter ⚠️ Note Product images are shown for illustrative purposes only and may differ slightly from the actual product in terms of packaging, color, or appearance.
High Quality Ultra Flexible 6AWG Silicone Wire ( 13.3SQMM) 1m (Black) + 1m (Red)
[Silicon Wire] Due to the use of ultra-fine tinned copper wire (0.08mm diameter), silicone wire can withstand high temperatures and maintain flexibility, allowing it to endure high current operation over the long term. Silicone wire is a flexible, durable, and heat-resistant electrical wire commonly used in high-temperature environments and demanding applications. Its insulation is made from silicone rubber, offering superior resistance to abrasion, chemicals, and extreme temperatures ranging from -60°C to 200°C. This wire is ideal for robotics, automotive, aerospace, and electronic projects due to its flexibility and reliability. Silicone wire typically features stranded copper conductors, ensuring excellent conductivity and durability. It is also flame-retardant, weather-resistant, and suitable for both indoor and outdoor use. Its versatility and high-performance properties make it a popular choice for professional and DIY electrical applications. Features : Super Flexible. High Strand Count. Pure Silicone Outer. Cul Standard: 6AWG Material: Tinned Copper Construction AWG: 2400/0.8TS± 0.008mm Nominal Voltage: 600V Nominal Temprature: 200°C Nominal Current: 120A Marking: 7awg 200°C Package Includes : 1 x High-Quality 6AWG Silicone Wire 1m (Black) 1 x High-Quality 6AWG Silicone Wire 1m (Red)
Out of stockTPA3116D2 Audio Dual Channel Stereo Digital Amplifier Board 80W+80W
[Amplifier Board] This is TPA3116D2 Audio Dual Channel Stereo Digital Amplifier Board 80W*2. The TPA3116D2 Audio Dual Channel Stereo Digital Amplifier Board is a popular and versatile amplifier module known for its performance and efficiency. Here are its key characteristics: Amplification: Capable of delivering 80 watts per channel (80W*2) in a dual-channel stereo configuration. Digital Amplifier: Utilizes digital amplification technology for high efficiency and reduced power dissipation compared to traditional analog amplifiers. Class-D Amplifier: Falls under Class-D amplifier topology, which offers high efficiency and low heat generation. Stereo Configuration: Provides two independent channels for left and right audio, ideal for stereo sound setups. Audio Quality: Known for delivering clear and high-quality audio output with minimal distortion. Wide Input Voltage Range: Compatible with a wide range of input voltages, providing flexibility in power supply options. Protection Features: May include built-in protection mechanisms such as overvoltage protection, overcurrent protection, and thermal shutdown to safeguard the amplifier and connected speakers. Compact Design: Usually comes in a compact module or board form factor, suitable for integration into various audio systems or DIY projects. Applications: Commonly used in audio systems, home theaters, DIY speaker projects, and other audio amplification applications. When using the TPA3116D2 amplifier board, connect appropriate power supplies, and take necessary precautions to optimize its performance and protect connected equipment from potential damage. Features: Dual-channel stereo configuration Output power of 80 watts per channel (80W*2) Utilizes digital Class-D amplifier technology High efficiency with reduced power dissipation Clear and high-quality audio output Wide input voltage range compatibility Built-in protection features for safety Compact and easily integrable design Input impedance: 1KΩ Input impedance: 4-8Ω Amplifier Board Suitable for various audio applications and DIY projects Package Includes: 1 x TPA3116D2 Audio Dual Channel Stereo Digital Amplifier Board 80W+80W