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Electronics, sensors, robotics kits, PC components, peripherals — everything Unik Systems carries, in one place.
0.3–4mm Mini Drill Chuck with Key & 2.3mm Brass Shaft Adapter for 555 DC Motor
[General DC Motor] 🔧 0.3–4mm Mini Drill Chuck with Key & 2.3mm Brass Shaft Adapter for 555 DC Motor 0.3–4mm Chuck Capacity • JT0 Drill Chuck • 2.3mm Brass Shaft Adapter • Ideal for DIY Mini Drill Machines The 0.3–4mm Mini Drill Chuck with Key and 2.3mm Brass Shaft Adapter is a high-quality accessory designed for converting 555 DC motors into compact mini drilling machines. This complete set includes a precision JT0 drill chuck, a 2.3mm brass motor shaft adapter, and a chuck key for secure tightening and loosening of drill bits. Manufactured from high-carbon steel, the drill chuck provides excellent durability, wear resistance, and high clamping accuracy. It securely holds drill bits ranging from 0.3mm to 4.0mm, making it suitable for precision drilling in wood, plastic, acrylic, PCB boards, resin, aluminum, and other soft materials. The included 2.3mm brass shaft adapter offers a precise fit on 555 DC motor shafts, ensuring smooth power transmission with minimal vibration. Its corrosion-resistant brass construction provides excellent durability and reliable performance for long-term use. This mini drill chuck kit is widely used in DIY mini drill machines, PCB drilling, model making, hobby crafts, jewelry making, electronics repair, and educational projects. ⭐ Features Precision 0.3–4mm JT0 mini drill chuck Includes 2.3mm brass shaft adapter High-carbon steel chuck construction Brass motor shaft connector Secure key-operated chuck mechanism High clamping accuracy Strong impact and wear resistance Smooth and stable operation Easy installation on 555 DC motors Suitable for DIY mini drill machines Compatible with drill bits from 0.3mm to 4mm Compact and lightweight design 📋 Technical Specifications Product Type: Mini Drill Chuck Kit Chuck Capacity: 0.3mm – 4.0mm Chuck Type: JT0 Keyed Drill Chuck Chuck Material: High-Carbon Steel Adapter Material: Brass Motor Shaft Diameter: 2.3mm Connection Type: JT0 Taper Tightening Method: Chuck Key Compatible Motor: 555 DC Motor Application: Mini Electric Drill Conversion Color: Silver & Brass 🔧 Applications Suitable for: DIY Mini Drill Machines 555 DC Motor Projects PCB Drilling Electronics Repair Model Making Jewelry Making Woodworking Plastic Drilling Acrylic Drilling Resin Crafts Hobby Projects Educational Projects Small Precision Drilling Prototype Development 📦 Package Includes 1 × 0.3–4mm JT0 Mini Drill Chuck 1 × Chuck Key (Spanner) 1 × 2.3mm Brass Shaft Adapter ⚠️ Note Designed for 2.3mm diameter motor shafts. Recommended for 555 DC motors and compatible motors with a 2.3mm shaft. Suitable for drilling soft materials such as wood, plastic, acrylic, PCB, and aluminum. Not intended for heavy-duty industrial drilling or hammer drilling applications. Product appearance may vary slightly depending on the manufacturing batch.
3-in-1 Aluminum Heat Sink Set for Raspberry Pi 3
[Aluminium Heat Sink] ❄️ 3-in-1 Aluminum Heat Sink Set for Raspberry Pi 3 High-Quality Aluminum • Self-Adhesive Thermal Tape • Improved Cooling • Easy Installation The 3-in-1 Aluminum Heat Sink Set for Raspberry Pi 3 is a premium cooling accessory designed to improve heat dissipation and maintain stable operating temperatures for Raspberry Pi boards. Manufactured from high-quality aluminum, these heat sinks efficiently transfer heat away from critical components, helping improve performance and extend the life of your Raspberry Pi. The kit includes three aluminum heat sinks of different sizes to cool the processor, Ethernet/LAN controller, and other heat-generating ICs. Each heat sink comes pre-installed with a high-performance thermal adhesive backing, allowing quick and secure installation without the need for additional thermal paste or glue. By reducing operating temperatures, the heat sinks help prevent thermal throttling during continuous operation, making them ideal for overclocking, media centers, home servers, IoT applications, industrial automation, and embedded systems. ⭐ Features Premium-quality aluminum construction Excellent thermal conductivity Self-adhesive thermal tape for easy installation No thermal paste required Lightweight and durable Improves heat dissipation Reduces processor temperature Helps prevent thermal throttling Ideal for continuous operation and overclocking Designed specifically for Raspberry Pi boards Corrosion-resistant aluminum finish Easy peel-and-stick installation 📋 Technical Specifications Product Type: Aluminum Heat Sink Set Compatibility: Raspberry Pi 3 Model A, A+, B, B+ Material: Aluminum Color: Silver Quantity: 3 Heat Sinks Mounting Method: Self-Adhesive Thermal Tape Thermal Interface: Pre-applied Thermal Adhesive Cooling Type: Passive Cooling Weight: Lightweight Installation: Peel-and-Stick 🔧 Applications Suitable for: Raspberry Pi 3 Model B Raspberry Pi 3 Model B+ Raspberry Pi 3 Model A+ Raspberry Pi 3 Model A Raspberry Pi Media Center Home Automation Projects IoT Devices Embedded Systems Robotics Projects Industrial Controllers NAS Servers Retro Gaming Consoles AI Edge Computing Educational Projects DIY Electronics 📦 Package Includes 1 × Large Aluminum Heat Sink (CPU) 1 × Medium Aluminum Heat Sink (LAN/Ethernet Controller) 1 × Small Aluminum Heat Sink (Additional IC / Spare)
Electric Kettle Thermostat Switch T125 16A 250V Automatic Thermal Cut-Off Switch White
[Mechanical Switches] The Electric Kettle Thermostat Switch T125 is a high-quality temperature control switch used in electric kettles and various heating appliances. It incorporates a precision bimetal thermostat that senses temperature and automatically disconnects the heating element once the desired temperature is reached, helping prevent overheating and dry-boil conditions. Manufactured with heat-resistant engineering plastic and durable silver alloy contacts, the thermostat offers stable switching performance, excellent electrical reliability, and a long mechanical life. The white housing provides excellent heat resistance, electrical insulation, and durability for continuous use in household appliances. With a 16A current rating and 250V AC operating voltage, the thermostat is suitable for most standard electric kettles, hot water dispensers, electric boilers, and similar heating equipment. Its compact design allows quick installation and easy replacement of worn or damaged thermostat switches. 🔹 Key Features Automatic temperature control Built-in overheat protection Dry-boil safety protection Precision bimetal thermostat Rated for 16A current Heat-resistant white housing Silver alloy electrical contacts Stable and reliable switching performance Long electrical and mechanical life Easy installation and replacement 🔹 Technical Specifications Product Type: Electric Kettle Thermostat Switch Model: T125 Rated Voltage: 250V AC Rated Current: 16A Temperature Rating: T125 Switching Type: Automatic Thermal Cut-Off Contact Type: Normally Closed (NC) Reset Type: Automatic (Application Dependent) Mounting Type: Screw Mount Terminal Type: Quick Connect Terminals Housing Material: Heat-Resistant Engineering Plastic Housing Color: White Contact Material: Silver Alloy Operating Frequency: 50/60Hz Operating Temperature: Up to 125°C Ambient Rating 🔹 Applications Suitable for: Electric kettles Electric water boilers Tea makers Coffee makers Hot water dispensers Steam appliances Water heating equipment Household appliances Appliance repair and replacement 🔹 Package Includes 1 × Electric Kettle Thermostat Switch T125 16A White
Electric Kettle Thermostat Switch T125 16A 250V Automatic Thermal Cut-Off Switch Black
[Mechanical Switches] The Electric Kettle Thermostat Switch T125 is a high-quality temperature control switch used in electric kettles and various heating appliances. It incorporates a precision bimetal thermostat that senses temperature and automatically disconnects the heating element once the desired temperature is reached, helping prevent overheating and dry-boil conditions. Manufactured with heat-resistant engineering plastic and durable silver alloy contacts, the thermostat offers stable switching performance, excellent electrical reliability, and a long mechanical life. The black housing provides excellent heat resistance and durability for continuous use in household appliances. With a 16A current rating and 250V AC operating voltage, the thermostat is suitable for most standard electric kettles, hot water dispensers, electric boilers, and similar heating equipment. Its compact design allows quick installation and easy replacement of worn or damaged thermostat switches. 🔹 Key Features Automatic temperature control Built-in overheat protection Dry-boil safety protection High-quality bimetal thermostat Rated for 16A current Heat-resistant black housing Silver alloy electrical contacts Stable and reliable switching Long electrical and mechanical life Easy installation and replacement 🔹 Technical Specifications Product Type: Electric Kettle Thermostat Switch Model: T125 Rated Voltage: 250V AC Rated Current: 16A Temperature Rating: T125 Switching Type: Automatic Thermal Cut-Off Contact Type: Normally Closed (NC) Reset Type: Automatic (Application Dependent) Mounting Type: Screw Mount Terminal Type: Quick Connect Terminals Housing Material: Heat-Resistant Plastic Housing Color: Black Contact Material: Silver Alloy Operating Frequency: 50/60Hz Operating Temperature: Up to 125°C Ambient Rating 🔹 Applications Suitable for: Electric kettles Electric water boilers Tea makers Coffee makers Hot water dispensers Steam appliances Water heating equipment Household appliances Appliance repair and replacement 🔹 Package Includes 1 × Electric Kettle Thermostat Switch T125 16A Black
3A 250V Black Push Button ON/OFF Lock Switch Self Locking Push Switch
[Mechanical Switches] The 3A 250V Black Push Button ON/OFF Lock Switch is a compact and reliable self-locking push-type switch designed for permanent ON/OFF control applications. Unlike momentary switches, this switch remains locked in position after pressing until pressed again. In addition, the switch uses a stable locking mechanism that allows smooth operation and reliable switching performance. As a result, it is suitable for power control, equipment activation, and automation applications. Because of its compact size and durable plastic construction, the switch is ideal for many electronic and industrial projects. Furthermore, the black button provides a clean professional appearance that matches modern control panels and electronic enclosures. The switch supports loads up to 3A at 250VAC, making it suitable for both AC and low-voltage DC control circuits. Moreover, the panel-mount structure enables quick and secure installation into control panels and electronic devices. This ON/OFF lock switch is widely used in DIY electronics, industrial automation, robotics systems, power supplies, alarm systems, and electrical control circuits. 🔹 Key Features Self-locking ON/OFF push button switch Stable locking mechanism Compact and lightweight body Professional black push button cap Easy panel mounting installation Durable plastic construction Stable and reliable switching operation Suitable for AC and DC applications 🔹 Technical Specifications Switch Type: Push Button ON/OFF Lock Switch Contact Type: Self Locking Operation Type: Push ON / Push OFF Rated Voltage: 250V AC Rated Current: 3A Button Color: Black Mounting Type: Panel Mount Mounting Hole Diameter: Approx. 12mm Button Diameter: Approx. 12mm Total Length: Approx. 28mm Body Material: Plastic Contact Material: Silver-Plated Metal Terminal Type: 2 Pin Solder/Quick Connect Operating Temperature: -25°C to +85°C 🔹 Applications This push button lock switch is suitable for many electronic and electrical applications, including: DIY electronics projects Industrial control panels Automation systems Robotics projects Power control circuits Alarm systems Electronic devices Small appliances 🔹 Package Includes 1 × 3A 250V Black Push Button ON/OFF Lock Switch
3A 250V Blue Push Button ON/OFF Lock Switch Self Locking Push Switch
[Mechanical Switches] The 3A 250V Blue Push Button ON/OFF Lock Switch is a compact and reliable self-locking push-type switch designed for permanent ON/OFF control applications. Unlike momentary switches, this switch remains locked in position after pressing until pressed again. In addition, the switch uses a stable locking mechanism that allows easy operation and reliable switching performance. As a result, it is suitable for power control, equipment activation, and automation applications. Because of its compact size and durable plastic construction, the switch is ideal for many electronic and industrial projects. Furthermore, the bright blue button improves visibility and allows quick identification during operation. The switch supports loads up to 3A at 250VAC, making it suitable for both AC and low-voltage DC control circuits. Moreover, the panel-mount structure enables quick and secure installation into control panels and electronic enclosures. This ON/OFF lock switch is widely used in DIY electronics, industrial automation, robotics systems, power supplies, alarm systems, and electrical control circuits. 🔹 Key Features Self-locking ON/OFF push button switch Stable locking mechanism Compact and lightweight body Bright blue push button cap Easy panel mounting installation Durable plastic construction Stable and reliable switching operation Suitable for AC and DC applications 🔹 Technical Specifications Switch Type: Push Button ON/OFF Lock Switch Contact Type: Self Locking Operation Type: Push ON / Push OFF Rated Voltage: 250V AC Rated Current: 3A Button Color: Blue Mounting Type: Panel Mount Mounting Hole Diameter: Approx. 12mm Button Diameter: Approx. 12mm Total Length: Approx. 28mm Body Material: Plastic Contact Material: Silver-Plated Metal Terminal Type: 2 Pin Solder/Quick Connect Operating Temperature: -25°C to +85°C 🔹 Applications This push button lock switch is suitable for many electronic and electrical applications, including: DIY electronics projects Industrial control panels Automation systems Robotics projects Power control circuits Alarm systems Electronic devices Small appliances 🔹 Package Includes 1 × 3A 250V Blue Push Button ON/OFF Lock Switch
3A 250V Yellow Push Button ON/OFF Lock Switch Self Locking Push Switch
[Mechanical Switches] The 3A 250V Yellow Push Button ON/OFF Lock Switch is a compact and reliable self-locking push-type switch designed for permanent ON/OFF control applications. Unlike momentary switches, this switch remains locked in position after pressing until pressed again. In addition, the switch uses a stable locking mechanism that allows easy operation and reliable switching performance. As a result, it is suitable for power control, equipment activation, and automation applications. Because of its compact size and durable plastic construction, the switch is ideal for many electronic and industrial projects. Furthermore, the bright yellow button improves visibility and allows quick identification during operation. The switch supports loads up to 3A at 250VAC, making it suitable for both AC and low-voltage DC control circuits. Moreover, the panel-mount structure enables quick and secure installation into control panels and electronic enclosures. This ON/OFF lock switch is widely used in DIY electronics, industrial automation, robotics systems, power supplies, alarm systems, and electrical control circuits. 🔹 Key Features Self-locking ON/OFF push button switch Stable locking mechanism Compact and lightweight body Bright yellow push button cap Easy panel mounting installation Durable plastic construction Stable and reliable switching operation Suitable for AC and DC applications 🔹 Technical Specifications Switch Type: Push Button ON/OFF Lock Switch Contact Type: Self Locking Operation Type: Push ON / Push OFF Rated Voltage: 250V AC Rated Current: 3A Button Color: Yellow Mounting Type: Panel Mount Mounting Hole Diameter: Approx. 12mm Button Diameter: Approx. 12mm Total Length: Approx. 28mm Body Material: Plastic Contact Material: Silver-Plated Metal Terminal Type: 2 Pin Solder/Quick Connect Operating Temperature: -25°C to +85°C 🔹 Applications This push button lock switch is suitable for many electronic and electrical applications, including: DIY electronics projects Industrial control panels Automation systems Robotics projects Power control circuits Alarm systems Electronic devices Small appliances 🔹 Package Includes 1 × 3A 250V Yellow Push Button ON/OFF Lock Switch
3A 250V Blue Push Button Switch Momentary Type NO Lock Push Switch
[Mechanical Switches] The 3A 250V Blue Push Button Momentary Switch is a compact and reliable push-type switch designed for temporary ON/OFF control applications. It features a momentary non-locking mechanism, which means the switch remains active only while being pressed. In addition, the switch uses a Normally Open (NO) contact configuration. As a result, the electrical circuit closes only when the button is pressed and automatically returns to its original state after release. Because of its compact size and durable plastic construction, the switch is suitable for many electronic and industrial applications. Furthermore, the bright blue button improves visibility and allows easy identification during operation. The switch supports loads up to 3A at 250VAC, making it suitable for both AC and low-voltage DC control circuits. Moreover, the panel-mount design allows quick and secure installation into control panels and electronic enclosures. This push button switch is widely used in DIY electronics, industrial automation, robotics systems, alarm systems, doorbell circuits, and power control applications. 🔹 Key Features Momentary push button operation Normally Open (NO) contact type Non-locking push switch design Compact and lightweight body Bright blue push button cap Easy panel mounting installation Stable and reliable switching operation Suitable for AC and DC applications 🔹 Technical Specifications Switch Type: Momentary Push Button Switch Contact Type: Normally Open (NO) Operation Type: Non-Locking (Push Only) Rated Voltage: 250V AC Rated Current: 3A Button Color: Blue Mounting Type: Panel Mount Mounting Hole Diameter: Approx. 12mm Button Diameter: Approx. 12mm Total Length: Approx. 28mm Body Material: Plastic Contact Material: Silver-Plated Metal Terminal Type: 2 Pin Solder/Quick Connect Operating Temperature: -25°C to +85°C 🔹 Applications This push button switch is suitable for many electronic and electrical applications, including: DIY electronics projects Industrial control panels Automation systems Robotics projects Doorbell and alarm systems Power control circuits Electronic devices 🔹 Package Includes 1 × 3A 250V Blue Push Button Momentary Switch
3A 250V Yellow Push Button Momentary Type No Lock Push Only
[Mechanical Switches] The 3A 250V Yellow Push Button Momentary Switch is a compact and reliable push-type switch designed for temporary ON/OFF control applications. It features a momentary non-locking mechanism, which means the switch remains active only while being pressed. In addition, the switch uses a Normally Open (NO) contact configuration. As a result, the electrical circuit closes only when the button is pressed and automatically returns to its original state after release. Because of its compact size and durable plastic construction, the switch is suitable for many electronic and industrial applications. Furthermore, the bright yellow button improves visibility and allows easy identification during operation. The switch supports loads up to 3A at 250VAC, making it suitable for both AC and low-voltage DC control circuits. Moreover, the panel-mount design allows quick and secure installation into control panels and electronic enclosures. This push button switch is widely used in DIY electronics, industrial automation, robotics systems, alarm systems, doorbell circuits, and power control applications. 🔹 Key Features Momentary push button operation Normally Open (NO) contact type Non-locking push switch design Compact and lightweight body Bright yellow push button cap Easy panel mounting installation Stable and reliable switching operation Suitable for AC and DC applications 🔹 Technical Specifications Switch Type: Momentary Push Button Switch Contact Type: Normally Open (NO) Operation Type: Non-Locking (Push Only) Rated Voltage: 250V AC Rated Current: 3A Button Color: Yellow Mounting Type: Panel Mount Mounting Hole Diameter: Approx. 12mm Button Diameter: Approx. 12mm Total Length: Approx. 28mm Body Material: Plastic Contact Material: Silver-Plated Metal Terminal Type: 2 Pin Solder/Quick Connect Operating Temperature: -25°C to +85°C 🔹 Applications This push button switch is suitable for many electronic and electrical applications, including: DIY electronics projects Industrial control panels Automation systems Robotics projects Doorbell and alarm systems Power control circuits Electronic devices 🔹 Package Includes 1 × 3A 250V Yellow Push Button Momentary Switch
Nickel Strip 0.12mm × 5mm 1P Plane Coated Nickel Welding Strip for 18650 Lithium Battery Pack – 1 Meter
[Nickel Strip] The Nickel Strip 0.12mm × 5mm 1P Plane Coated Nickel Welding Strip is specially designed for assembling and repairing 18650 lithium battery packs and other rechargeable battery modules. Made from nickel-coated steel, this strip provides a strong mechanical bond, good electrical conductivity, and excellent weldability. Its flat 1P plane design ensures stable current flow and reliable cell connections. The nickel coating protects against rust and corrosion, making it suitable for long-term use in power banks, e-bike battery packs, solar storage systems, UPS batteries, and DIY lithium battery projects. Supplied in a convenient 1 meter length, this strip is easy to cut, bend, and shape according to your battery pack layout. 🔹 Key Features Made from nickel-coated steel for strength and durability Size: 0.12mm thickness × 5mm width Flat 1P plane strip design Good electrical conductivity and strong weld joints Excellent for spot welding lithium battery cells Corrosion-resistant nickel coating Easy to cut, bend, and form Suitable for 18650, 21700, 26650 lithium cells 🔹 Technical Specifications Material: Nickel-coated steel (Coated Nickel) Thickness: 0.12 mm Width: 5 mm Type: 1P Plane Flat Strip Length: 1 Meter Color: Silver Application: Spot welding for lithium battery packs Compatible Cells: 18650, 21700, 26650 and similar cylindrical cells Conductivity: Good Corrosion Resistance: High (nickel-coated surface) 🔹 Applications 18650 lithium battery pack assembly Power bank manufacturing and repair E-bike and electric vehicle battery packs Solar battery storage systems UPS and inverter battery packs DIY lithium battery projects Battery repair and maintenance 🔹 Package Contents 1 × Coated Nickel Welding Strip (0.12mm × 5mm, Length: 1 Meter)
Nickel Strip 0.12mm × 4mm 1P Plane Coated Nickel Welding Strip for 18650 Lithium Battery Pack – 1 Meter
[Nickel Strip] The Nickel Strip 0.12mm × 4mm 1P Plane Coated Nickel Welding Strip is specially designed for assembling and repairing 18650 lithium battery packs and other rechargeable battery modules. Made from nickel-coated steel, this strip provides a strong mechanical bond, good electrical conductivity, and excellent weldability. Its flat 1P plane design ensures stable current flow and reliable cell connections. The nickel coating protects against rust and corrosion, making it suitable for long-term use in power banks, e-bike battery packs, solar storage systems, UPS batteries, and DIY lithium battery projects. Supplied in a convenient 1 meter length, this strip is easy to cut, bend, and shape according to your battery pack layout. 🔹 Key Features Made from nickel-coated steel for strength and durability Size: 0.12mm thickness × 4mm width Flat 1P plane strip design Good electrical conductivity and strong weld joints Excellent for spot welding lithium battery cells Corrosion-resistant nickel coating Easy to cut, bend, and form Suitable for 18650, 21700, 26650 lithium cells 🔹 Technical Specifications Material: Nickel-coated steel (Coated Nickel) Thickness: 0.12 mm Width: 4 mm Type: 1P Plane Flat Strip Length: 1 Meter Color: Silver Application: Spot welding for lithium battery packs Compatible Cells: 18650, 21700, 26650 and similar cylindrical cells Conductivity: Good Corrosion Resistance: High (nickel-coated surface) 🔹 Applications 18650 lithium battery pack assembly Power bank manufacturing and repair E-bike and electric vehicle battery packs Solar battery storage systems UPS and inverter battery packs DIY lithium battery projects Battery repair and maintenance 🔹 Package Contents 1 × Coated Nickel Welding Strip (0.12mm × 4mm, Length: 1 Meter)
Nickel Strip 0.15mm × 6mm 1P Pure Nickel Welding Strip for 18650 Lithium Battery Pack – 1 Meter
[Nickel Strip] The Nickel Strip 0.15mm × 6mm 1P Pure Nickel Welding Strip is specially manufactured for building and repairing 18650 lithium battery packs and other rechargeable battery assemblies. Made from high-purity nickel, this strip offers low electrical resistance, excellent conductivity, and strong spot-welding performance. Its flat 1P plane design ensures uniform current flow and reliable connections between battery cells. The strip is corrosion-resistant and durable, making it ideal for long-term use in power banks, e-bike battery packs, solar storage systems, UPS batteries, and DIY lithium battery projects. Supplied in a convenient 1 meter length, this strip is easy to cut and shape according to your battery pack design. 🔹 Key Features Made from pure nickel (not nickel-plated steel) Size: 0.15mm thickness × 6mm width Flat 1P plane strip for uniform current flow Excellent conductivity with low internal resistance Strong and reliable for spot welding Corrosion-resistant and long-lasting Easy to cut, bend, and shape Perfect for 18650, 21700, 26650 lithium battery packs 🔹 Technical Specifications Material: Pure Nickel Thickness: 0.15 mm Width: 6 mm Type: 1P Plane Flat Strip Length: 1 Meter Color: Silver Application: Spot welding for lithium battery packs Compatible Cells: 18650, 21700, 26650 and similar cylindrical cells Resistance: Very low (high conductivity) Corrosion Resistance: Excellent 🔹 Applications 18650 lithium battery pack assembly Power bank manufacturing and repair E-bike and electric vehicle battery packs Solar battery storage systems UPS and inverter battery packs DIY lithium battery projects Battery repair and maintenance 🔹 Package Contents 1 × Pure Nickel Welding Strip (0.15mm × 6mm, Length: 1 Meter)
3A 250V Green Push Button ON/OFF Lock Switch (Self-Locking)
[Mechanical Switches] 🟢 3A 250V Green Push Button ON/OFF Lock Switch (Self-Locking) Self-Locking Push Button • Push ON / Push OFF • 3A 250V Rating • Panel Mount • Green Button The 3A 250V Green Push Button ON/OFF Lock Switch is a compact and durable self-locking push button switch designed for reliable ON/OFF control in electrical and electronic applications. Unlike a momentary push button, this switch features a push ON / push OFF locking mechanism that remains in its selected position until pressed again. Designed for easy panel mounting, the switch features a 12mm mounting hole and a bright green push button for clear identification in control panels and electronic enclosures. Its rugged plastic housing and silver-plated contacts ensure excellent electrical conductivity, stable switching, and long service life. With a rating of 3A at 250V AC, this switch is ideal for industrial equipment, automation systems, robotics, power control circuits, DIY electronics, alarm systems, and various electronic devices. ⭐ Features Self-locking push button switch Push ON / Push OFF operation Bright green push button Rated for 3A at 250V AC Compact and lightweight design Easy panel mount installation Durable plastic housing Silver-plated contacts for reliable conductivity Stable and reliable switching performance Suitable for AC and low-voltage DC applications Long mechanical life Ideal for industrial and DIY applications 📋 Technical Specifications Product Type: Push Button ON/OFF Lock Switch Switch Type: Self-Locking (Latching) Operation: Push ON / Push OFF Rated Voltage: 250V AC Rated Current: 3A Button Color: Green Mounting Type: Panel Mount Mounting Hole Diameter: Approx. 12mm Button Diameter: Approx. 12mm Overall Length: Approx. 28mm Terminal Type: 2-Pin Solder / Quick Connect Contact Material: Silver-Plated Metal Body Material: Durable Plastic Operating Temperature: -25°C to +85°C 🔧 Applications Suitable for: Industrial Control Panels Automation Systems Robotics Projects DIY Electronics Power Control Circuits Alarm Systems Electronic Equipment Small Home Appliances Instrumentation Panels Test Equipment Educational Projects Control Boxes 📦 Package Includes 1 × 3A 250V Green Push Button ON/OFF Self-Locking Switch ⚠️ Note This is a self-locking (maintained) push button switch, not a momentary switch. Press once to switch ON and press again to switch OFF. Ensure the switch rating is suitable for your application before installation. Disconnect power before wiring the switch.
USB Type-A Male Connector Plug (Solder Type) – DIY USB 2.0 Charging & Data Cable Connector
[USB Socket] 📖 Product Description Build your own USB cables easily with this USB Type-A male connector plug.It’s perfect for DIY cable making, USB repairs, and electronic projects.This connector features a strong nickel-plated metal shell, 4 solder pins, and a standard USB 2.0 interface for reliable performance in both power and data transmission. Use it to repair broken cables, create custom USB extensions, or prototype devices that connect to any USB-compatible port (like power banks, chargers, Arduino boards, and embedded systems). Please check our others items: Click Here ⚙️ Key Features ✅ Standard USB Type-A male plug – fits all USB 2.0 Type-A ports ✅ DIY solder type design – easy to connect wires securely ✅ Durable metal housing – ensures longevity and protection ✅ Stable power & data transfer – ideal for charging and communication ✅ Perfect for makers, technicians, and electronic enthusiasts 📐 Technical Specifications Specification Details Connector Type USB Type-A Male Interface Standard USB 2.0 Pin Count 4 Pins Mount Type Cable / Solder Type Shell Material Nickel-Plated Metal Insulator Material High-Temperature Plastic Color Silver with White Insulator Rated Voltage 5V DC Rated Current Up to 2A Operating Temperature −20 °C to +70 °C Dimensions Approx. 20 mm × 18 mm × 4.5 mm Weight Approx. 2 g 💡 Applications DIY USB charging cables Custom USB extension cables USB data and power projects Embedded systems, Arduino, Raspberry Pi Replacement connector for broken USB plugs 📦 Package Includes 1 × USB Type-A Male Connector Plug (Solder Type)
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
RS-775 DC 12V-24V High Speed Metal Large Torque 5000-10000 RPM DC Motor With Ball Bearing
[General DC Motor] Operating Voltage: 12V(Recommended Voltage is 12v, Although the motor can run on 24v but we don't recommend it using it on 24V) No-load Current: 0.6A Maximum Current: 2A No Load Speed RPM @12V: Approx ~5000/6000 RPM No Load Speed RPM @24V: Approx ~11000/12000 RPM Mounting Screw Hole Diameter: ~4 mm Distance between Screw Holes: ~33 mm Diameter of the Motor: 41mm(Without metal clip) Length of the Motor (Body): 67mm Length of shaft: ~16-20 mm(Veries with Every Lot but usually lies in this bracket) Motor Shaft Diameter: 5mm Main Color: Silver Tone Note: This is a generic DIY Motor, finishing, weight and size may vary in each stock. Product Images are shown for illustrative purposes only and may differ from the actual products. We suggest you buy a few quantities before going for bulk or contact customer support for current stock images. Note:- There is no surety of the presence of an inbuilt fan inside the motor body as it varies with every new stock and we ship it randomly according to availability.
600V-50A Power Connector – SB50
[Power Connector] 600V 50A Anderson Power Connector – Grey Applications: Battery Connections Forklifts Battery Chargers Solar Panels Wind Generators Tow Trucks Snow Plows Farm Equipment Jumper Booster Cables Welding Equipment Winches Electric Vehicles etc. Features: The Plug is Impact Resistant Poly-carbonate and Connectors are Silver plated Solid Copper Terminals Provide simplified assembly and minimize the number of components Silver-plated copper contacts inside housings that strongly force the contacts together Contacts feature a sacrificial tip that allows high current circuit interrupt Prevents accidental cross mating of circuits For signal transmission or the added safety of a premade ground position Easy to use Durable in use Suitable for Solar Panels, Dual Battery Systems, Caravans, 4WD, Fridges, etc Specifications: Housing Material : Poly-carbonate (PC) Contact material : Pure copper silver plating Color : Grey Size : 35.1x48x15.9 mm Rated current : 50 A Rated voltage : 600 V Vibration resistance : excellent Cable size : 6B&S / 6AWG (up to 13.3 sq mm) Packages Includes: 1 x 600V 50A Anderson Power Connector – Grey
6A 250V SPDT ON/OFF Rocker Switch with Indicator Light Panel Mount 4 Pin
[Mechanical Switches] The 6A 250V SPDT ON/OFF Rocker Switch with Indicator Light is a durable and reliable panel-mount power switch designed for AC and DC electrical applications. Featuring a built-in illuminated indicator, this switch clearly displays the ON/OFF status, making it convenient and safe to operate. Its snap-in panel mounting design allows quick installation without the need for screws or mounting hardware. The strong retaining clips securely lock the switch into the panel, providing a neat and professional finish. Built with high-quality flame-retardant housing and durable silver alloy contacts, the switch offers a long electrical and mechanical life of 50,000–100,000 switching cycles. The SPDT (Single Pole Double Throw) contact configuration ensures reliable switching performance for a variety of electrical control applications. This illuminated rocker switch is widely used in automotive electronics, industrial machinery, power supplies, DIY electronics, home appliances, control panels, water dispensers, boats, motorcycles, and various electrical equipment. ⭐ Features SPDT (Single Pole Double Throw) switching mechanism ON/OFF rocker switch with built-in indicator light Quick snap-in panel mounting No screws or nuts required High-quality flame-retardant housing Bright illuminated indicator for easy status identification Long mechanical life (50,000–100,000 operations) Silver alloy contacts for reliable performance Compact and durable construction Suitable for AC and DC applications 📋 Technical Specifications Product Type: Illuminated Rocker Switch Switch Type: SPDT (Single Pole Double Throw) Operation: ON/OFF Rated Voltage: 250V AC Rated Current: 6A Indicator Light: Built-in LED/Neon (Model Dependent) Mounting Type: Panel Mount Mounting Style: Snap-In Terminal Type: Quick Connect / Solder Terminals Housing Material: Flame-Retardant Plastic Contact Material: Silver Alloy/Iron Electrical Life: 50,000–100,000 Switching Cycles Operating Temperature: -20°C to +85°C Color: Black &Red (Indicator color may vary depending on model) 🔧 Applications Suitable for: Power supplies Home appliances Industrial machines Control panels Water dispensers Battery chargers DIY electronics Automotive accessories Motorcycles Boats Electronic equipment Lighting control circuits 📦 Package Includes 1 × 6A 250V SPDT ON/OFF Rocker Switch with Indicator Light
DPDT 8 pin metal body Electronic Components Electronic Hobby Kit
[Mechanical Switches] SS23E04G5 Mini Slide Switch – 3 Pin SPDT On/On Slide Switch Mini Slide Switch • SPDT (1P2T) • 3 Pin • 30V 0.3A • Compact PCB Mount Switch The SS23E04G5 Mini Slide Switch is a compact and reliable 3-pin SPDT (Single Pole Double Throw / 1P2T) slide switch designed for low-power electronic circuits, DIY electronics, embedded systems, audio devices, and control applications. With 2 switching positions and a 3-pin configuration, this switch allows a single input to be connected to either of two outputs, making it ideal for signal selection, mode switching, polarity control, and power switching. Its compact size and 2.54mm pin spacing make it compatible with standard PCBs, breadboards, and prototyping boards. The switch features a durable glass-mixed epoxy actuator, high-strength metal construction, and reliable mechanical performance for long-term operation. The SS23E04G5 is commonly used in radios, portable electronic devices, kitchen appliances, toys, audio circuits, battery-powered projects, and various low-power electronic applications where dependable switching is required. ⭐ Features SPDT (Single Pole Double Throw / 1P2T) configuration 3 terminal pins 2 switching positions (On/On) Compact mini slide switch design 2.54mm pin spacing compatible with standard breadboards and PCBs High-temperature resistant construction Durable glass-mixed epoxy actuator Smooth and reliable switching operation Long mechanical service life Resistant to moisture and environmental pollutants Easy PCB mounting Ideal for low-power electronic applications 📋 Technical Specifications Product Type: Mini Slide Switch Model: SS23E04G5 Switch Configuration: SPDT (1P2T) Switch Positions: 2 (On/On) Number of Pins: 3 Rated Voltage: 30V DC Rated Current: 0.3A (300mA) Maximum Current: 350mA Pin Pitch: 2.54mm Actuator Type: Slide Actuator Material: Glass-Mixed Epoxy Body Material: Iron / Metal Mounting Type: PCB Mount Color: Black and Silver 🔧 Applications DIY Electronics Projects Arduino and ESP32 Projects Audio Equipment Radios Portable Electronic Devices Kitchen Appliances Battery-Powered Devices Signal Selection Circuits Mode Selection Circuits Power Switching Embedded Systems Educational Projects Electronic Prototyping Consumer Electronics 📦 Package Includes 1 × SS23E04G5 Mini Slide Switch ⚠️ Note Designed for low-current electronic circuits. Ensure proper wiring before applying power. Not suitable for high-current AC mains applications. Product appearance may vary slightly depending on the manufacturing batch.
Out of stock1M Nickel Plated Strip 8mm x 0.12mm Nickel-Plated for Battery Connection Spot Welding
[Nickel Strip] 🔋 Nickel Plated Strip 8mm × 0.12mm for 18650 Battery Pack Spot Welding (1 Meter) High Conductivity • Corrosion Resistant • Ideal for Lithium Battery Pack Assembly The Nickel Plated Strip 8mm × 0.12mm is a high-quality battery connection strip designed for assembling and repairing 18650, 21700, 26650, and 32650 lithium-ion battery packs. Manufactured from premium nickel-plated steel, it offers excellent electrical conductivity, high mechanical strength, and superior corrosion resistance, making it suitable for spot welding and soldering applications. With a width of 8mm and a thickness of 0.12mm, this strip provides reliable current transfer while maintaining flexibility for easy shaping and installation. It is commonly used in DIY battery packs, electric bicycles, power tools, solar energy storage systems, UPS batteries, portable power stations, and other rechargeable battery applications. The strip can be easily spot welded to battery terminals and is also compatible with conventional soldering methods when required. Its low electrical resistance helps minimize power loss and ensures efficient energy transfer throughout the battery pack. ⭐ Features Premium nickel-plated steel strip Ideal for spot welding lithium battery packs Suitable for soldering applications Excellent electrical conductivity Low electrical resistance High tensile strength Corrosion and oxidation resistant Flexible and easy to cut Smooth surface finish Long service life 📋 Technical Specifications Product Type: Nickel Plated Strip Material: Nickel Plated Steel Width: 8mm Thickness: 0.12mm Length: 1 Meter Surface Finish: Nickel Plated Electrical Resistance: Low Corrosion Resistance: High Installation Method: Spot Welding / Soldering Color: Silver 🔧 Applications Suitable for: 18650 Battery Pack Assembly 21700 Battery Packs 26650 Battery Packs 32650 Battery Packs Lithium-Ion Batteries LiFePO₄ Battery Packs DIY Battery Projects Spot Welding Battery Pack Repair Power Banks Electric Bicycles Electric Scooters Solar Energy Storage Systems UPS Battery Packs Portable Power Stations 📦 Package Includes 1 × Nickel Plated Strip (8mm × 0.12mm × 1 Meter) ⚠️ Note This is a nickel-plated steel strip, not pure nickel. Product images are for reference only. The actual product may vary slightly depending on the manufacturing batch.
USB 2.0 Female A Type Standard Plug 4 Pin Connector for PCB Socket (Silver)
[USB Socket] Steel Material No batteries Battery Non Rechargeable Width x Height: 1 inch x 1 inch
DC Power Connectors Female Jack Panel Mount Bulkhead 5.5*2.1mm 2pin
[Power Connector] 🔌 DC 5.5 × 2.1mm Female Power Jack Socket Panel Mount Connector Panel Mount • 5A Current Rating • Silver-Plated Contacts • Durable & Reliable The DC 5.5 × 2.1mm Female Power Jack Socket is a high-quality panel mount DC power connector designed for reliable DC power connections in electronic equipment and DIY projects. It features a standard 5.5mm outer diameter and 2.1mm inner diameter, making it compatible with most DC power adapters and barrel plugs. The connector utilizes silver-plated copper alloy contacts to provide excellent electrical conductivity, low contact resistance, and outstanding corrosion resistance. The durable ABS plastic housing offers high mechanical strength and long-lasting performance, while the panel mount design ensures secure installation in enclosures, control panels, and electronic equipment. Designed for frequent use, the connector supports approximately 10,000 insertion and removal cycles, making it suitable for both commercial and industrial applications. ⭐ Features Standard 5.5 × 2.1mm DC female power jack Panel mount design for secure installation High-quality silver-plated copper alloy contacts Excellent electrical conductivity Low contact resistance High corrosion resistance Durable ABS plastic housing Long mechanical life (up to 10,000 insertion cycles) Easy solder or PCB connection Suitable for DC power applications up to 48V 📋 Technical Specifications Product Type: DC Power Jack Socket Connector Type: Female Barrel Size: 5.5mm × 2.1mm Mounting Type: Panel Mount / PCB Mount Installation Angle: Straight / Right Angle (Depending on Variant) Termination Type: Through Hole / Solder Contact Material: Silver-Plated Copper Alloy Housing Material: ABS Plastic Rated Voltage: 48V AC/DC Rated Current: 5A Insulation Resistance: Minimum 1000MΩ Dielectric Withstand Voltage: 500VAC Mechanical Life: Approx. 10,000 Mating Cycles Color: Black 🔧 Applications Suitable for: DC Power Supplies CCTV Cameras LED Lighting Systems Audio Equipment Video Equipment Communication Devices Arduino Projects Raspberry Pi Projects Robotics DIY Electronics Security Systems Computer Accessories Consumer Electronics Test Equipment Industrial Control Panels 📦 Package Includes 1 × DC 5.5 × 2.1mm Female Power Jack Socket Panel Mount Connector ⚠️ Note Compatible with standard 5.5 × 2.1mm DC barrel plugs. Product images are for reference only. The actual product may vary slightly depending on the manufacturing batch.
5mm LED Holder Chrome Metal Silver open type
[LED Holder and Connector] The 5mm Open Type Chrome Metal LED Holder is designed for mounting standard 5mm LEDs in electronic panels and project enclosures. Its open-front design allows the LED to remain clearly visible while providing secure support and a professional finish. Made from durable chrome-plated metal, this holder offers better strength and long-lasting performance compared to standard plastic holders. In addition, the polished silver finish improves the appearance of LED indicators in DIY and industrial projects. Because of its compact panel-mount design, the holder is easy to install in amplifier panels, battery indicators, control boxes, and custom electronic enclosures. Furthermore, it helps keep LEDs aligned securely during operation. This holder is widely used in DIY electronics, audio amplifiers, robotics projects, battery systems, and indicator light applications. 🔹 Key Features Compatible with standard 5mm LEDs Open type front design Durable chrome-plated metal body Silver polished finish Secure panel mount fitting Professional appearance Easy installation Compact and lightweight 🔹 Technical Specifications Parameter Specification Product Type LED Holder LED Compatibility 5mm LED Design Open Type Material Chrome Metal Finish Silver Mount Type Panel Mount 🔹 Applications LED indicator mounting DIY electronics projects Audio amplifier panels Battery indicator systems Robotics projects Control panel indicators Electronic enclosures 🔹 Package Includes 1 × 5mm Open Type Chrome Metal LED Holder
60/40 Solder Wire 50g 22 SWG Tin Lead Soldering Wire for Electronics Repair
[Soldering Tools] The 60/40 Solder Wire 50g (22 SWG) is a high-quality soldering wire specially designed for professional electronics manufacturing, PCB assembly, electrical maintenance, and DIY repair work. Manufactured using a 60% Tin (Sn) and 40% Lead (Pb) alloy, it offers excellent electrical conductivity, mechanical strength, and easy solderability. The solder wire provides excellent wetting performance by reducing oxidation during soldering, allowing it to flow smoothly over copper pads, component leads, and electrical terminals. As a result, it produces bright, strong, and durable solder joints with minimal residue. Because of its 22 SWG wire diameter, the solder wire is ideal for general-purpose soldering, including PCB assembly, cable joints, connectors, switches, LEDs, and electronic components. Furthermore, it melts quickly, produces very little smoke and spatter, and provides excellent bonding performance. This solder wire is suitable for both beginners and professional technicians using standard soldering irons and soldering stations. 🔹 Key Features 60% Tin / 40% Lead alloy 22 SWG solder wire Fast melting characteristics Excellent solderability Bright and strong solder joints Low residue after soldering Minimal smoke and spatter High electrical conductivity Ideal for electronics and electrical repairs Long shelf life 🔹 Technical Specifications Product Type: Tin Lead Solder Wire Alloy Composition: 60% Tin (Sn) / 40% Lead (Pb) Wire Gauge: 22 SWG Approximate Wire Diameter: 0.71 mm Net Weight: 50g Melting Temperature: Approx. 183°C – 190°C Color: Silver Application: Manual Soldering Suitable For: Electronics & Electrical Components 🔹 Applications This solder wire is suitable for: PCB assembly PCB repair Mobile phone repair Electronic circuit repair Arduino projects Robotics projects Electrical wiring LED lighting repair Connector soldering DIY electronics Hobby projects Laboratory applications 🔹 Package Includes 1 × 60/40 Solder Wire 50g (22 SWG)