All products · 35 of 1440
Electronics, sensors, robotics kits, PC components, peripherals — everything Unik Systems carries, in one place.
Soldering Kit (15-30W)
Variable wattage 15-30W/230V soldering iron. 280–450°C. De-soldering pump, flux paste, solder wick, 5 tips, soldering wire.
Corsair RM850e ATX 3.1 Gold Fully Modular Power Supply (850W)
[Power Supply] Corsair RM850e Fully Modular Low-Noise ATX 3.1 Power Supply Corsair RMe Series fully modular power supplies deliver quiet, reliable 80 PLUS Gold and Cybenetics Gold rated power to your PC. ATX 3.1 and PCIe 5.1 compliant with native 12V-2x6 cable for modern RTX 40/50 series GPUs. ⭐ Key Features - ATX 3.1 & PCIe 5.1 Certified with native 12V-2x6 GPU connector - 80 PLUS Gold & Cybenetics Gold certified energy efficiency - 105°C-rated industrial-grade capacitors for steady power and long-term reliability - Zero RPM Fan Mode for near-silent operation at low to medium loads - 120mm rifle bearing fan with specially calculated fan curve - 7-Year Corsair Manufacturer Warranty 📋 Technical Specifications - Continuous Power: 850 Watts - Efficiency: 80 PLUS Gold - Fan Size: 120mm Rifle Bearing - Dimensions: 140 x 150 x 86 mm (Compact 140mm length) - Connectors: 1x ATX 24-pin, 2x EPS 8-pin, 1x PCIe 12V-2x6 (16-pin), 3x PCIe 8-pin, 7x SATA 📦 Package Includes - 1 x Corsair RM850e 850W Modular Power Supply - 1 x Complete Modular Black Cable Set & AC Power Cord
PNY GeForce RTX 5050 VERTO Dual Fan 8GB GDDR6 Graphics Card
[Graphics Card] PNY GeForce RTX 5050 VERTO Dual Fan 8GB GDDR6 Graphics Card Engineered with premium components, dual 90mm fans, and high-efficiency copper heatpipes. Delivers high frames in modern titles with full ray tracing and neural rendering. ⭐ Key Features - PNY VERTO Dual-Fan Thermal Solution - Low power draw with high performance per watt - Durable aluminum protective backplate - Compact form-factor fits standard chassis 📋 Technical Specifications - Memory: 8GB GDDR6 128-bit - TDP: 115W - Outputs: 3x DisplayPort 2.1, 1x HDMI 2.1 📦 Package Includes - 1 x PNY RTX 5050 VERTO 8GB Graphics Card
Thermaltake Toughpower TF1 1650W 80 Plus Titanium Modular Power Supply
[Power Supply] Thermaltake Toughpower TF1 1650W 80 PLUS Titanium High-End Workstation SMPS Monstrous 1650W power supply engineered for extreme overclocking, quad-GPU AI workstation deep learning, and multi-CPU rendering servers. 80 PLUS Titanium certified with 94%+ efficiency. ⭐ Key Features - 1650W continuous output with Titanium 94% efficiency - Turbo Fan button boosts fan to maximum speed for extreme cooling - Low ripple noise and strict ±2% voltage regulation - 100% Japanese solid-state capacitors - Side ventilation honeycomb grille 📋 Technical Specifications - Max Output: 1650 Watts (Peak 1900W) - Connectors: 16x PCIe 8-pin, 2x EPS 8-pin, 16x SATA - Dimensions: 200 x 150 x 86 mm 📦 Package Includes - 1 x Thermaltake Toughpower TF1 1650W Titanium PSU - 1 x Heavy gauge C19 high-current power cord
Thermaltake Smart BX1 750W 80 Plus Bronze Power Supply
[Power Supply] Thermaltake Smart BX1 750W 80 PLUS Bronze Non-Modular SMPS Reliable mainstream 750W power supply featuring 80 PLUS Bronze efficiency, high-amperage single +12V rail, and a silent 120mm hydraulic bearing fan. ⭐ Key Features - 80 PLUS Bronze certified up to 88% efficiency - 120mm hydraulic bearing fan with low RPM acoustic profile - Premium Japanese main capacitor - Stable single +12V rail output 📋 Technical Specifications - Wattage: 750W - Form Factor: ATX 12V 2.4 - Active PFC with full OVP, OPP, SCP protection 📦 Package Includes - 1 x Thermaltake Smart BX1 750W SMPS - 1 x Power Cable
25 Watt Soldering Iron with 3mm Tip
[Soldering Iron] 25W Soldering Iron – Deluxe Economic The 25W Soldering Iron – Deluxe Economic is a compact and practical soldering tool designed for electronics assembly, component soldering, PCB repair, circuit modifications, and general-purpose electronic work. With a 25W heating element and included 3mm spade tip, it provides a convenient solution for routine soldering applications. The soldering iron features a quick-heating element to reduce waiting time before operation. It is compatible with most standard soldering tips available on the market, making it suitable for both hobbyists and professional electronics repair work. This soldering iron is manufactured in India and may be supplied under SAMCON, Devaji, Noel, Alpine, or an equivalent manufacturer, depending on availability. ⭐ Key Features 25W power output Includes 3mm spade tip Quick-heating capability Compatible with most standard soldering tips Compact and practical design Suitable for PCB soldering and repair Durable construction for general electronics work Suitable for hobbyists, technicians, and educational use Made in India 📋 Technical Specifications Product Type: Electric Soldering Iron Model: Deluxe Economic Power Rating: 25W Tip Type: 3mm Spade Tip: 3mm Spade Tip, Pre-Installed Heating Type: Quick Heating Tip Compatibility: Most Standard Soldering Tips Manufacturer: SAMCON / Devaji / Noel / Alpine or Equivalent Country of Origin: India Application: Electronics Soldering and PCB Repair 🔧 Applications General Electronics Component Soldering PCB Assembly PCB Repair Circuit Modifications Electronics Hobby Projects DIY Electronics Educational Electronics Workshops Component Replacement Wire Soldering General Electrical & Electronic Repair 🛠️ How to Use Insert a suitable soldering tip and allow the iron to heat up. Apply solder to the heated joint and component connection to create a proper electrical and mechanical connection. After completing the work, place the soldering iron safely on a heat-resistant stand and allow it to cool before storage. 📦 Package Includes 1 × 25W Soldering Iron 1 × 3mm Spade Tip (Pre-Installed) ⚠️ Precautions The soldering tip becomes extremely hot during operation. Do not touch the heated tip or metal parts during use. Always place the soldering iron on a suitable heat-resistant stand when not in use. Use in a well-ventilated area. Wear appropriate eye protection during soldering. Keep away from children and flammable materials. Disconnect from the power supply after use. Allow the iron to cool completely before changing the tip. Lead-free solder may require higher temperatures and may not perform optimally with every 25W soldering application. ❓ Frequently Asked Questions Q: Can the 3mm spade tip be replaced?A: Yes. The supplied specification states that the soldering iron is compatible with most standard soldering tips, allowing tip replacement. Q: What safety precautions are required?A: Use the soldering iron in a well-ventilated area, use eye protection, and place it on a heat-resistant stand when not in use. Q: Is it compatible with lead-free solder?A: It can be used with lead-free solder, although lead-free soldering may require higher temperatures depending on the application.
2 Inch 4 Ohms 5Watt Internal Magnet Speaker with Frame
[Speakers] 2-Inch Internal Magnet Speaker with Frame – 53×29×23mm 4Ω 5W The 2-Inch Internal Magnet Speaker with Frame is a compact and efficient audio driver designed for DIY electronics, portable audio devices, alarms, toys, embedded systems, and other space-constrained applications. Featuring an internal magnet design and durable frame construction, this speaker provides clear and balanced sound output while maintaining a compact footprint. With dimensions of 53×29×23mm, 4Ω impedance, and a 5W power rating, this speaker is suitable for small amplifier projects and electronic devices requiring a compact audio solution. The mounting frame makes installation convenient in custom enclosures and equipment. ⭐ Key Features 2-Inch compact speaker design Internal magnet structure 4Ω impedance 5W power rating Durable metal frame construction Clear and balanced sound output Compact and space-saving design Easy mounting with frame and screw slots Suitable for low and medium-power audio applications Ideal for DIY and OEM applications 📋 Technical Specifications Product Type: Dynamic Internal Magnet Speaker Speaker Size: 2 Inch Dimensions: 53 × 29 × 23mm Impedance: 4Ω Power Rating: 5W Magnet Type: Internal Magnet Magnet Material: Ferrite Shape: Rectangular Frame Type: Metal Frame Cone Material: Paper / Mylar Diaphragm depending on variant Speaker Type: Full Range / Dynamic Speaker Mounting: Frame with Screw Slots Application: Compact Audio & Embedded Electronics 🔧 Applications DIY Speaker Projects Portable Audio Devices Bluetooth Speaker Projects Alarm Systems Toys and Sound Modules Intercom Systems Embedded Electronics Educational Electronics Kits Replacement Speaker Repairs Smart Gadgets OEM Product Manufacturing Mini Amplifier Projects 🛠️ Installation Connect the speaker to a compatible amplifier output matching the speaker's 4Ω impedance and 5W power rating. Secure the speaker firmly using the mounting frame to reduce unwanted vibration and noise during operation. 📦 Package Includes 1 × 2-Inch Internal Magnet Speaker with Frame – 4Ω 5W ⚠️ Precautions Match the 4Ω impedance with the amplifier output. Do not exceed the 5W rated power. Avoid applying direct DC voltage to the speaker. Avoid exposure to moisture and excessive humidity. Mount the speaker securely before operation. Do not apply physical pressure to the speaker cone or diaphragm. Avoid short circuits at the speaker terminals. Keep the speaker away from excessive heat and magnetic interference.
2.25 Inch 4 Ohm 10 Watt Full Range Speaker with Neodymium Magnet
[Speakers] 2.25-Inch Speaker Driver • 4 Ohm Impedance • 10W Power Rating • Neodymium Magnet • Compact Full Range Audio Speaker The 2.25 Inch 4 Ohm 10 Watt Full Range Speaker with Neodymium Magnet is a compact and high-performance speaker driver designed for portable audio systems, DIY speaker projects, multimedia devices, embedded electronics, and custom sound enclosures. Featuring a powerful neodymium magnet, this speaker delivers clear vocals, balanced midrange, and improved bass response while maintaining a lightweight and compact design. With a 4 ohm impedance and 10 watt power rating, the speaker is suitable for use with small audio amplifiers, Bluetooth amplifier modules, DIY portable speakers, mini sound systems, toys, alarm systems, educational kits, and embedded electronic devices. The full-range design allows it to reproduce a wide spectrum of audio frequencies without requiring additional tweeters for many compact applications. Its durable construction and lightweight neodymium magnet assembly make it ideal for applications where both performance and space efficiency are important. ⭐ Features Compact 2.25-inch full range speaker Powerful neodymium magnet 4 ohm impedance 10 watt power rating Clear and balanced sound output Enhanced vocal clarity and midrange performance Lightweight and compact construction Easy to mount in custom enclosures Suitable for portable and embedded audio systems Ideal for DIY electronics and audio projects 📋 Technical Specifications Product Type: Full Range Speaker Driver Speaker Size: 2.25 Inch Impedance: 4 Ohm Power Rating: 10 Watt Magnet Type: Neodymium Speaker Type: Full Range Mounting Type: Enclosure / Panel Mount Application Type: Audio Output Frame Material: Metal Cone Material: Paper Composite Color: Black 🔧 Applications Suitable for: Portable Speaker Systems Bluetooth Speakers DIY Audio Projects Mini Sound Systems Multimedia Devices Toys and Educational Kits Alarm and Notification Systems Embedded Electronic Devices Mini Amplifiers Sound Modules Intercom Systems Custom Speaker Enclosures Robotics and Electronics Projects 📦 Package Includes 1 × 2.25 Inch 4 Ohm 10 Watt Full Range Speaker with Neodymium Magnet ⚠️ Precautions Do not exceed the 10W rated power. Use an amplifier compatible with 4 ohm speakers. Avoid exposure to moisture, water, and excessive dust. Mount the speaker securely to minimize unwanted vibration. Do not apply direct pressure to the speaker cone or surround.
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)
3W High Power White LED with Aluminum Heatsink – High Brightness Emitter Module
[LEDs] Upgrade your lighting projects with this 3 Watt High Power LED with Aluminum Heatsink, designed for excellent brightness and long-term reliability. The LED comes pre-mounted on a solid aluminum heatsink that efficiently dissipates heat, ensuring stable performance and extended lifespan. Perfect for DIY electronics, torch lights, spotlights, emergency lights, automotive lighting, and educational projects, this LED module delivers powerful illumination with low power consumption. Easy to install and compatible with standard constant-current LED drivers, this module is a reliable choice for both hobbyists and professionals. 🔹 Key Features High brightness 3W single-chip power LED Pre-mounted aluminum heatsink for effective cooling Long lifespan and stable light output Low power consumption, energy efficient Compact and easy-to-install design Ideal for DIY projects, flashlights, lamps, and experiments 🔹 Specifications Power: 3 Watt LED Type: High Power Single Chip Color : White Forward Voltage: 3.2V – 3.6V (typical) Current: 700mA (recommended constant current) Luminous Flux: ~180 – 240 Lumens (approx.) Heatsink Material: Aluminum Mount Type: Star PCB with attached heatsink Operating Life: Up to 50,000 hours 🔹 Package Includes 1 × 3W High Power LED with Aluminum Heatsink *Image shown is a representation only.
Mitsumi MAP-AM-265 Micro Air Pump Motor
[DC Air Pump] Overview of this MAP-AM-265 Micro Air Pump Motor Introducing the Mitsumi MAP-AM-265 Micro Air Pump Motor at the best price in India . This MAP-AM-265 Micro Air Pump Motor gives reliable and efficient airflow in a compact size. Its advanced design and confirms that this is smooth operation and consistent performance. It is use for both hobbyist projects and professional use, the Micro Air Pump Motor is versatile and dependable. The Micro Air Pump Motor MAP-AM-265 is engineered for precision and durability. It gives strong and stable air flow and making it suitable for diverse tasks. Whether you’re working on a DIY project or integrating it into a device and this air pump excels in performance. Its compact size allows for easy installation and space-saving solutions. With this air pump, you gain a robust tool that combines efficiency and reliability. The Air Pump Motor is crafted to meet high standards of quality. It’s perfect for applications requiring reliable air pumping in a small form factor. Trust this Micro Air Pump Motor to give exceptional results and enhance your projects Features Compact and efficient design: The micro air pump motor is compact and fitting into tight spaces. It gives efficient air pumping without taking up much room. High-performance operation: It gives reliable and consistent airflow for different applications. It is use for tasks requiring steady air movement. Low power consumption: It operates with minimal power, making it energy-efficient. Helps reduce overall energy costs while maintaining performance. Durable construction: High-quality materials make it durable and long-lasting, and its design allows it to withstand regular use in demanding conditions. Versatile application: It is suitable for a range of applications and including medical devices and small machinery. Adaptable for use in different settings requiring precise air pumping. Specification Specification Details Model MAP-AM-265 Type Micro Air Pump Motor Voltage 12V DC Current 0.3A Power Consumption 3.6 Watts Air Flow Rate 1.5 L/min Pressure 0.2 MPa Noise Level ≤45 dB Operating Temperature -10°C to 40°C Dimensions 44 x 28 x 23 mm Weight 60 grams Motor Type Brushless DC Motor Material Plastic and Metal Components Mounting Type Surface Mountable Lifespan 10,000 Hours Noise Reduction Integrated Noise Reduction Technology Connection Type Wire Leads Certification RoHS, CE Usage Suitable for Medical Devices, Aquariums, and Small Airflow Applications Package Includes: 1 x Mitsumi MAP-AM-265 Micro Air Pump Motor
TPA3116D2 XH-M543 120W Dual Channel High Power Original Digital Power Amplifier Board
[Amplifier Board] Build your own music system with 120 watts of stereo output. TPA3116D2 XH-M548 Dual Channel 120W Digital Power Amplifier Board is newly designed digital audio amplifier board with fine quality is practical to install and use also has good performance. It features high-efficiency class D audio power amplifier with the latest and original TPA3116D2 core technology the BTL bridge circuit is more efficient than before. This product uses the double power supply transformer with a dynamic power supply range from 12V to 24V with high efficiency small quiescent current. Additionally, it is equipped with Perfect protection functions like overvoltage protection and output current limit. Features: A strong TPA3116D2 chip is a digital power amplifier chip, with low idle loss characteristics, makes it work well and quickly. Onboard, front-facing IC to improve the input sensitivity, high-definition sound quality. It can be used for car vehicle computer speaker, family audio and video, and empty square. This product has the characteristics of loud sound, the capacitance is large, excellent sound quality. There is no solder joint on the back of the circuit board, the chip capacitors, and the solder board together, so there is no possibility of short circuit. Package Includes: 1 x TPA3116D2 XH-M543 120W Dual Channel High Power Digital Power Amplifier Board
Copper Bus Bar For HIGHSTAR 100AH Prismatic Cell -2MM
[Nickel Strip] COPPER BUS BAR for HighStart 100Ah Cell Material: High-quality copper for excellent conductivity Application: Designed for HighStart 100Ah battery cells Function: Efficient electrical power transfer between cells Durability: Corrosion-resistant and long-lasting Current Capacity: Suitable for high-current applications Use: Ideal for electric vehicles, energy storage, and high-capacity battery systems The Copper Bus Bar for HighStart 100Ah Cell is an essential component designed for connecting and conducting electricity between cells in battery packs, particularly for the HighStart 100Ah model. Made from high-quality copper, known for its excellent electrical conductivity, this bus bar ensures efficient power transfer and minimizes energy loss. The copper material also provides superior durability and resistance to corrosion, ensuring long-lasting performance in various environments. It is specifically engineered to handle high currents, making it ideal for use in high-capacity battery systems, such as those used in electric vehicles, renewable energy storage, and other demanding applications. This copper busbar is designed for reliable interconnection of lithium cells, particularly compatible with Ganfeng 86Ah and 100Ah cells, as well as Highstar 100Ah in parallel configurations. In electrical power distribution, a bus bar is a strip of copper or aluminum that conducts electricity within a switchboard, distribution board, substation or other electrical apparatus The size of the bus bar determines the maximum amount of current that can be safely carried. For rigid electrical connections, Tinned coated Copper Bus Bars offer a very efficient solution. Resistivity in copper bars is very low, 25 in^2 bar 1 foot long is only 0.0000329 Ohms – roughly 8 Watts lost at 500 Amps. Size : 70 x 20 x 2mm Package Includes : 1 x Copper Bus Bar For HIGHSTAR 100AH Prismatic Cell -2MM
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
TG113 Bluetooth Speaker Circuit Board Module
[Audio Receiver] TG113 Bluetooth Speaker Circuit Board Module This simple Music player Board is actually what you need when you are looking for making a music system or your home theatre. It is a very perfect and small size music player, which all the makers and hobbyists can use to design their music player device like an iPod. his module has some built-in features like Bluetooth, FM, USB, SD-Card Slot, Aux & FM along with a very small amplifier which can only drive the speaker of earphones or a very low watt speaker of .2 watt – 5 watt. But, it’s always advisable to use a good quality amplifier with this module which can drive the speaker of your requirements as there is a lot of variation in the wattage rating of speakers available in the market so its hard to predict the speaker of your choice will work with this module or not. Features: Output: Single channel Digital Audio Output Input:- USB/SD Card Slot/Bluetooth/FM/AUX. DIY speakers and modified audio/car rare weapon Support MP3/WMA/WAV/ format music Power Source: USB & Battery Battery supply voltage: 5V Features/Specs: New and improve microchip technology Working voltage: 3.7V-5V DC Inbuilt sound sensor or mic for recording purposes Support: mp3/Bluetooth/USB/aux/FM Push buttons for easy handling Excellent sound quality Widely used in portable speakers Can drive a normal speaker directly Length: 43 mm Width: 38 mm Height: 11.5 mm Weight: 8 gm Applications: Stereo Headphones Wired stereo headsets and headphones Portable Bluetooth Stereo Speakers Datasheet: Package Includes : 1 x TG113 Bluetooth Speaker Circuit Board Module Note: Product Images are shown for illustrative purposes only and may differ from the actual product.
12.6V 2A Lithium-ion Battery charger for 18650/26700 NMC Battery Pack with CC and CV
[Adaptor Power Supply] The 12.6V 2A Li-ion Battery Pack Smart Charger is a high-performance SMPS-based charging solution designed specifically for 3S (11.1V nominal) lithium-ion battery packs. Delivering a stable constant output voltage of 12.6V and a constant charging current of 2A, this charger ensures fast, efficient, and safe charging for lithium battery systems. Built with advanced control circuitry, the charger automatically switches between constant current (CC) and constant voltage (CV) charging modes to protect the battery and maximize its lifespan. The built-in cooling fan provides excellent heat dissipation, allowing continuous operation under heavy load. For maximum safety, the charger features output overload and short-circuit protection. In case of a fault, the charger enters an auto-restart protection mode, alternately enabling and disabling the power MOSFET until the fault condition is removed — effectively protecting both the charger and the battery pack. With a wide AC input range of 100–270V, this charger works reliably in Indian and international power conditions. Its compact table-top design with C14 socket input makes it ideal for DIY battery packs, power backup systems, robotics, solar storage, and portable energy solutions. ⭐ KEY FEATURES ✔ Designed for 3S Lithium-Ion Battery Packs (12.6V charging)✔ Constant Voltage & Constant Current Charging (CC/CV Mode)✔ Output: 12.6V DC, 2A (25W)✔ Built-in Overload & Short-Circuit Protection with Auto Restart✔ Cooling Fan for efficient heat dissipation✔ Wide Input Voltage Range: 100–270V AC✔ High efficiency & stable output✔ Ideal for DIY battery packs, robotics, solar & backup systems 🔧 TECHNICAL SPECIFICATIONS Category: Lithium-Ion Battery Charger (SMPS) Wattage: 25W Output Voltage: DC 12.6V Output Current: 2A Charging Mode: Constant Voltage / Constant Current (CV / CC) Input Voltage: AC 100 – 270V Input Frequency: 47 – 63 Hz Input Current: 0.69 A Single Output: 12.6V / 2A Socket Type: C14 Cooling: Built-in Cooling Fan Operating Temperature: Up to 85°C 🎯 APPLICATIONS 3S lithium-ion battery packs DIY power banks & battery projects Robotics & automation systems Solar energy storage UPS & backup battery charging Electric mobility & embedded systems 📦 PACKAGE INCLUDES 1 × 12.6V 2A Table Top Smart 25W Lithium-Ion Battery Charger
Out of stock2 inch 15 Watt 3-4 Ohm Speaker 53mm Diameter good Quality
[Speakers] Description This is a general-purpose 3-4 Ohm 15 Watt Speaker that can be used for a variety of audio projects. It has a balanced frequency response and is extremely efficient. Excellent high-frequency response. It is a type of transducer that converts electromagnetic energy into sound waves. It converts analog signal inputs from computers or audio players into sound waves. Because of its small size, it can be used in a variety of applications where space is limited. It can be used in Doorbells, Bluetooth speakers, music systems, Alarms and various other projects. Specifications Impedance 3-4 ohms Power 15 Watt Speaker Dimension 53mm*53mm Thickness 29.4mm Magnet Diameter 44.0mm Shape Top Round, Square Frame Material Metal, Magnet & Plastic Color Black & Silver Magnet Type External Quantity 1 Pieces Country of Origin China
Out of stock1 Meter DC 12 Volt 54 Led Multicolour Changing Auto Running LED Light Strip Interior Light Motorbike, Car LED (12 V, 1.5 W)
[RGB LED Strip] Description •Lamp Type: LED •Suitable For: Universal •Power Supply: 12 V •Color: Multicolor •Operating Wattage: 1.5 W •Brightness: 20 lm •Color Temperature: 4000 K •Operating Wattage: 1.5 W •Waterproof Dimensions Power Features Battery Type DC No Of Batteries 1 Battery Size 12V Power Source DC Other Power Features N/A Package includes: 1 x 1 Meter DC 12 Volt 54 Led Multicolour Changing Auto Running LED Light Strip Interior Light Motorbike, Car LED (12 V, 1.5 W)
Speaker 4 Ohm 3 Watt 40mm 1.5 Inch Mini Power Amplifier Speaker with Rubber Band with Foam
[Speakers] Features – Product Name : Speaker 4 Ohm 3 Watt 40mm 1.5 Inch Mini Power Amplifier Speaker with Rubber Band with Foam Power: 3W Impedance: 4 Ohm Size : 1.5inch/40mm (approx) With Rubber Band Size: 1.7 Inch / 44mm(approx) Colour: Black, Bronze Tone Material: Aluminum, Metal, Plastic, Foam and Magnet. Weight: 95g(Approx) Note: This is a low-cost non-branded product. We don't guarantee nice output and product finishing. We dispatch randomly as per color and brand availability. This speaker not returnable or not refundable product. Package Includes : 1 X Speaker 4 Ohm 3 Watt 40mm 1.5 Inch Mini Power Amplifier Speaker with Rubber Band with Foam
2 inch Speaker 52 mm Diameter 4 Ohm 3W Speaker for DIY Bluetooth Speaker, Electronic Projects etc
[Speakers] A 2-inch (52 mm diameter) 4 Ohm 3W speaker is a small, compact audio component with specific technical characteristics. Here’s a description of this speaker: Size and Diameter: This speaker has a 2-inch size, which corresponds to a 52 mm diameter. It is relatively small and suitable for applications where space is limited or for compact audio devices. Impedance: The speaker has an impedance of 4 Ohms. Impedance represents the electrical resistance that the speaker presents to an amplifier. A 4 Ohm impedance is common and compatible with many audio amplifiers and systems. Power Rating: The speaker is rated to handle a maximum power input of 3 watts (3W). This power rating indicates the amount of electrical power the speaker can accept without damage. It’s suitable for low to moderately powered audio systems. Application: This type of speaker is used in various audio applications, including small bookshelf speakers, computer speakers, portable radios, and other compact audio devices. It’s not typically used for high-powered or professional audio setups but works well in consumer electronics. Use Cases: With its compact size and moderate power handling, this speaker is ideal for providing audio in situations where space is limited, and higher volumes aren’t required. It can be used for casual listening, background music, or as part of a portable speaker system.
7 IN 1 MULTICOLOR DOB COLOR CHANGING 220V
[COB LED] The 7-in-1 Multicolor DOB Color Changing 220V LED Light is a premium AC-powered LED module designed for decorative lighting, room ambience, DIY lamp projects, and home lighting upgrades. This high-brightness Direct-On-Board (DOB) LED can produce 7 different vibrant colors with smooth transitions, offering stunning visual effects without the need for any external driver. Simply connect it directly to 220V AC, making it ideal for homes, shops, studios, showcases, festivals, and creative lighting installations. The color-changing mode cycles through multiple colors including Red, Green, Blue, Pink, Yellow, Cyan, and White, giving you a complete multicolor experience. With long life, low heat, and high efficiency, this DOB LED module is perfect for replacing old bulbs or creating your own custom lighting solutions. ⭐ Key Features 7-in-1 Multicolor DOB LED Module Produces 7 vibrant colors with automatic color-changing mode 220V AC Direct Input – No external driver required High brightness & wide beam for strong illumination Perfect for DIY lamp projects, decorative lights, and ambience lighting Low power consumption with high efficiency Stable performance with long operating life Compact and easy to install on metal heatsinks or lamp housings 🔧 Typical Specifications Input Voltage: 220V AC Type: DOB (Direct On Board) LED Colors: Red, Green, Blue, Yellow, Cyan, Pink, White Mode: Automatic color changing Power: (Specify wattage if you want — e.g., 3W/5W/7W/9W) Use With: Heat sink / aluminum base for long life 🎯 Applications Decorative room lighting RGB ambience lamps DIY lighting projects Showcase lighting Event & festival decorations Night lamps & wall lighting Creative custom lights Package Includes: 1X 7 IN 1 MULTICOLOR DOB COLOR CHANGING 220V
![Subwoofer 4 Ohm 3watt [ 2inch/50mm ] Speaker — Display & Communication](/products/subwoofer-4-ohm-3watt-2inch-50mm-external-magnet-speaker/front.webp)
Subwoofer 4 Ohm 3watt [ 2inch/50mm ] Speaker
[Speakers] Features – Product Name : 3 Watt 4 ohm 2-inch Acoustic Speaker Power: 3-5W Impedance: 3-4 Ohm Type: External Magnetic Size : 2inch/50mm (approx) Colour: Black, Bronze Tone Material: Aluminum, Metal, Plastic, and Magnet. Weight: 70g External magnet depends on stock This is non returnable product Note: This is a low-cost non-branded product. We don't guarantee nice output and product finishing. We dispatch randomly as per color and brand availability.
Out of stock9 Watt MCPCB LED Bulb Raw Material CoolDay WHITE Color Light Electronic Hobby Kit
[COB LED] High precision electronic component 9 Watt MCPCB LED Bulb Raw Material CoolDay WHITE Color Light Electronic Hobby Kit. Suitable for robotics, IoT, and embedded prototyping.
Out of stockHome Theater Board: 2.1 Home Theatre Circuit Board Three 2030 Transistor
[Amplifier Board] Description This is a 2.1 Home Theater Amplifier Board with a capacity of 100W Audio output. Use this 2.1 board for replacement or build your own home theatre. This can be used in 2 channel sound system with one subwoofer to get full bass boost mode. Note: This kit is not for the electronics hobbyist. Proper knowledge about the subject is required to understand and make the complete project. We do not hold any responsibility for any issues or help either due to negligence, ignorance or lack of proper knowledge about the subject. Specification / Feature Stereo Digital Audio Output With TDA2030 circuit, gives high-quality sound Input voltage 12-0-12 V Input current 1.5 to 3 amp Output Power 100 Watt Connection: Connect 2 speakers and 1 subwoofer Package Includes: 1 x 2.1 Home Theater Circuit Board Three 2030 Transistor * Image is only for representations.