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Electronics, sensors, robotics kits, PC components, peripherals — everything Unik Systems carries, in one place.
Digital Multimeter
7 functions, 19 ranges. DC voltage 200mV–1kV, AC voltage 200–750V, DC current 200µA–10A, resistance 200–2MΩ, transistor & diode test.
Only 2 leftIntel Core i9-14900K
24 cores (8P + 16E), 32 threads. 3.2 / 6.0 GHz. The fastest mainstream Intel chip; demands a strong AIO and 850W+ PSU.
Only 2 leftAMD Ryzen 7 7800X3D
Eight cores with 3D V-Cache (96 MB L3). The fastest gaming CPU on the market. 120W TDP, runs cool, locked multiplier.
Out of stockAMD Ryzen 7 9700X
Zen 5, 8 cores / 16 threads, 5.5 GHz boost, AM5. Latest gen mainstream gamer.
AMD Ryzen 5 8500G Processor with Radeon 740M Graphics
[Processor] AMD Ryzen 5 8500G Desktop APU Processor with Radeon Graphics Next-generation AM5 APU combining 6 high-efficiency Zen 4 / Zen 4c cores with integrated AMD Radeon 740M RDNA 3 graphics. Enjoy smooth 1080p gaming and multimedia without needing an expensive dedicated graphics card. ⭐ Key Features - 6 Cores (2 Zen 4 + 4 Zen 4c) and 12 Threads - Integrated AMD Radeon 740M Graphics (RDNA 3) - DDR5 memory support on latest AM5 socket - 65W TDP power efficiency with Wraith Stealth cooler included - AMD Ryzen Master utility support 📋 Technical Specifications - Socket: AM5 - Cores / Threads: 6 / 12 - Boost Clock: Up to 5.0 GHz - Base Clock: 3.5 GHz - L3 Cache: 16MB - Default TDP: 65W - Included Cooler: AMD Wraith Stealth 📦 Package Includes - 1 x AMD Ryzen 5 8500G Processor - 1 x AMD Wraith Stealth Cooler
KLEVV Bolt X 16GB (2 x 8GB) 3200MHz CL16 DDR4 Desktop RAM Kit
[Memory] KLEVV Bolt X 16GB (2x8GB) DDR4 3200MHz CL16 Gaming RAM Kit High quality dual-channel DDR4 memory kit featuring pure 99.5% aluminum heatsinks with geometric laser-embossed patterns. Built for Intel Core 10th-14th gen and AMD Ryzen AM4 platforms. ⭐ Key Features - 16GB Dual Channel Kit (2 x 8GB) - 3200MHz XMP 2.0 with fast CL16-18-18 timings - Low-profile 36.7mm height prevents heatsink obstruction - Tested 100% on ASUS, MSI, Gigabyte, and ASRock motherboards 📋 Technical Specifications - Capacity: 16GB (2x 8GB) - Speed: DDR4 3200 MHz - Timings: CL16-18-18-38 - Voltage: 1.35V 📦 Package Includes - 2 x KLEVV Bolt X 8GB DDR4 RAM Modules
Out of stockDigital Multimeter DT-830D
Basic 3½ digit DMM, DC/AC voltage + current, resistance, hFE, diode test. Probes included.
Out of stockRJ45 / RJ11 Cable Tester
Network cable continuity tester, LED per wire, remote terminator.
Digital USB Mobile Power Charging Current Voltage Tester Meter
[Ammeter and Voltmeter] Digital USB Mobile Power Charging Current Voltage Tester Meter The Digital USB Mobile Power Charging Current Voltage Tester Meter is a compact USB testing device designed to measure and display charging voltage and current in real time. It is useful for checking the power output of USB chargers, power banks and other USB-powered devices. ⭐ Key Features Precise current and voltage measurement Simultaneous voltage and current display Bright digital LCD display Straight USB connector design USB Type-A Male input and USB Type-A Female output Compact and lightweight Easy to connect and use Suitable for USB chargers and power banks Compatible with USB-powered devices 📋 Technical Specifications Product Name: Digital USB Mobile Power Charging Current Voltage Tester Meter Color: As per available stock Input Voltage: 3.5V–7.0V Output Voltage: 3.5V–7.0V Current Measurement Range: 0A–3A Voltage Accuracy: ±1% Current Accuracy: ±1% Display Type: Digital LCD Display Screen Size: 0.91 inch Data Display: Voltage and Current simultaneously Power Consumption: ≤0.1W Interface: USB Type-A Male (Input) / USB Type-A Female (Output) Measurement Frequency: 2 times per second Operating Temperature: 0°C–45°C Material: ABS Plastic Dimensions: 64 × 23 × 15mm Weight: 15g Compatibility: USB-powered devices 🔧 Applications Mobile charger testing USB charger testing Power bank testing USB power supply testing Mobile phone charging analysis USB device testing Electronics troubleshooting DIY electronics projects Checking charging voltage and current 🛠️ How to Use Insert the USB Type-A Male connector into the USB charger, power bank or USB power source. Connect the USB-powered device to the USB Type-A Female output. The digital display will show the voltage and charging current. Monitor the readings during charging or testing. 📦 Package Includes 1 × Digital USB Mobile Power Charging Current Voltage Tester Meter ⚠️ Important Notes Do not exceed the specified voltage and current measurement ranges. This tester is intended for USB/DC applications. Actual readings may vary depending on the charger, cable and connected device. Use within the specified operating temperature range.
KWS-MX18 10-in-1 USB Tester Digital LCD Voltage, Current & Power Meter
[Ammeter and Voltmeter] KWS-MX18 10-in-1 USB Tester – Digital LCD Voltage, Current & Power Meter The KWS-MX18 10-in-1 USB Tester is a compact multifunction digital testing instrument designed for monitoring and evaluating USB chargers, power banks, USB ports, mobile charging systems, and other DC power sources. It provides real-time measurement of voltage, current, power, capacity, energy, charging time, resistance, and internal temperature on its digital display. The tester supports a DC voltage range of 4–30V and current measurement up to approximately 5.1A, with power measurement up to 150W. It also provides capacity and energy monitoring, making it useful for checking the actual charging performance and capacity of USB power supplies and power banks. ⭐ Key Features 10-in-1 multifunction USB tester Digital LCD display Real-time voltage and current monitoring Measures power consumption Measures accumulated charging capacity Measures energy consumption Charging time measurement Charging resistance measurement Internal temperature measurement Positive and negative voltage measurement Stores measurement data in 9 groups Power-off memory function Compact and lightweight design Suitable for USB charger and power-bank testing Supports QC2.0 / QC3.0 according to available product information 📋 Technical Specifications Product Type: 10-in-1 USB Digital Tester Model: KWS-MX18 Input Voltage Range: DC 4–30V Current Measurement: 0–5.1A Power Measurement: 0–150W Capacity Measurement: 0–999999mAh Energy Measurement: 0–999999mWh Timing Range: 0–99 Hours Charging Resistance: 0–999.9Ω Internal Temperature: 0–80°C Positive Voltage Measurement: 0–10V Negative Voltage Measurement: 0–10V Memory Groups: 1–9 Display: Digital LCD Material: ABS Dimensions: Approximately 56.6 × 24.7 × 11.2mm Weight: Approximately 13.9g Input Connector: USB Output Connector: USB Function Button: Yes 🔍 10 Measurement Functions Voltage: 4–30V DC Current: 0–5.1A Power: 0–150W Capacity: 0–999999mAh Energy: 0–999999mWh Charging Time: 0–99 hours Charging Resistance: 0–999.9Ω Positive Voltage: 0–10V Negative Voltage: 0–10V Internal Temperature: 0–80°C 💾 Memory Function The KWS-MX18 can store charging measurement information in 9 separate memory groups. This allows you to compare charging capacity and energy measurements from different chargers or devices. The stored data can be viewed using the function button, and an individual memory group can be cleared by holding the button for approximately 3 seconds. 🔘 Button Functions Single Press: View stored measurement data from memory groups 1–9. Long Press: Clear the currently selected memory group. Double Press: Change the display page. Calibration: The device supports voltage and current calibration according to the supplied manual. 🔌 Applications USB Charger Testing Mobile Charger Testing Power Bank Testing USB Port Testing Mobile Phone Charging Analysis USB Cable Testing Power Supply Monitoring DC Power Measurement Electronics Troubleshooting DIY Electronics Projects Charger Performance Testing Battery Charging Analysis 🛠️ How to Use Connect the KWS-MX18 in-line between the USB power source and the USB-powered device. Once powered, the LCD displays the measured electrical parameters. You can use the function button to change display pages and access stored measurement data. It is particularly useful for comparing chargers, power banks, cables, and USB ports by monitoring actual voltage, current, power, capacity, and energy delivered. 📦 Package Includes 1 × KWS-MX18 10-in-1 USB Digital Tester ⚠️ Color Note: Color: White / Black Color will be shipped depending on stock availability. Any one color (White or Black) may be shipped based on available stock. Specific color cannot be guaranteed. ⚠️ Precautions Do not exceed the specified 30V DC input voltage. Do not exceed the specified current measurement range. Ensure correct USB connection direction before use. Keep the tester away from water and excessive moisture. Do not use it for measuring mains AC voltage. The device is intended for DC/USB power measurement. Actual measurement accuracy can depend on the connected source, load, cable, and operating conditions.
5.5 × 2.1mm DC Power Jack Plug with 2-Pin Screw Terminal
[Power Connector] 🔌 5.5 × 2.1mm DC Power Jack Plug with 2-Pin Screw Terminal (Male / Female) Standard DC Barrel Connector • 2-Pin Screw Terminal • Solder-Free Installation • Up to 5A Current Rating The 5.5 × 2.1mm DC Power Jack Plug with 2-Pin Screw Terminal is a convenient and reliable connector designed for quick and secure DC power connections without soldering. Compatible with the industry-standard 5.5mm outer diameter and 2.1mm inner diameter barrel connector, it is widely used in CCTV camera installations, LED lighting, routers, power adapters, and DIY electronics projects. Available in Male and Female variants, this connector features a 2-pin screw terminal that allows wires to be connected easily using a screwdriver. The clearly marked positive (+) and negative (–) terminals help prevent wiring errors, making installation simple for both professionals and hobbyists. Manufactured with a durable ABS plastic housing and nickel-plated metal contacts, this connector provides reliable electrical performance, corrosion resistance, and long service life. Its reusable design makes it ideal for prototyping, repairs, and permanent installations. ⭐ Features Standard 5.5 × 2.1mm DC barrel connector Available in Male and Female versions 2-pin screw terminal for quick wire connection No soldering required Clearly marked positive (+) and negative (–) terminals Supports up to 5A current Durable ABS plastic housing Nickel-plated contacts for improved conductivity Secure and reusable connection Easy plug-and-play installation Suitable for 12V and 24V DC systems Ideal for DIY electronics and repair work 📋 Technical Specifications Product Type: DC Power Jack Plug with Screw Terminal Connector Type: Male / Female Barrel Size: 5.5mm (Outer) × 2.1mm (Inner) Terminal Type: 2-Pin Screw Terminal Rated Voltage: 0–30V DC Recommended Operating Voltage: 12V / 24V DC Maximum Current: Up to 5A Housing Material: ABS Plastic Contact Material: Nickel-Plated Metal Mounting Type: Inline Cable Mount Wire Compatibility: Up to 22 AWG Polarity Marking: Positive (+) / Negative (–) Operating Temperature: -20°C to +80°C 🔧 Applications Suitable for: CCTV Camera Power Connections LED Strip Lighting LED Sign Boards DC Power Adapters Routers and Modems Arduino Projects Raspberry Pi Projects DIY Electronics Battery Packs Power Distribution Systems Industrial Control Equipment Testing and Prototyping Electronic Repairs Low-Voltage DC Power Systems 📦 Package Includes 1 × 5.5 × 2.1mm DC Power Jack Plug with 2-Pin Screw Terminal (Male or Female variant as selected) ⚠️ Note Please select the required Male or Female connector variant before ordering. Verify polarity before connecting power to avoid damage to connected devices. Suitable for low-voltage DC applications only. Product appearance may vary slightly depending on the 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
10-in-1 USB & Type-C Digital Tester – IPS Voltmeter, Ammeter, Impedance & Capacity Meter
[Ammeter and Voltmeter] The 10-in-1 USB & Type-C Digital Power Tester is a multifunction USB measurement instrument developed for engineers, technicians, hobbyists, and electronics enthusiasts. It accurately monitors USB charging performance while providing comprehensive electrical measurements for USB-A and USB Type-C devices. Equipped with a bright IPS true-color LCD display, the tester simultaneously displays ten important charging parameters including Voltage, Current, Power, Capacity (mAh), Energy (mWh), Cable Resistance, Temperature, Charging Time, D+ Voltage, and D− Voltage. The tester features both USB-A and USB Type-C input/output interfaces, allowing compatibility with traditional USB chargers as well as modern USB-C Power Delivery devices. It supports testing of fast chargers, mobile phones, tablets, laptops, power banks, USB cables, and various USB-powered electronics. With support for measurements up to 150W and 5A, this tester is suitable for high-power USB-C PD chargers while consuming less than 20mA of operating current. Built-in control buttons allow users to switch display modes, perform fast-charge diagnostics, and manage measurement functions easily. Its compact design makes it an excellent tool for electronics repair, charger verification, cable testing, battery capacity measurement, laboratory work, and DIY electronics projects. 🔹 Key Features Dual Interface: USB-A & USB Type-C Input/Output Supports USB PD and Fast Charging IPS Full Color LCD Display Measures Voltage, Current and Power Capacity (mAh) & Energy (mWh) Measurement Cable Resistance (Impedance) Measurement Internal Temperature Monitoring USB D+ / D− Voltage Detection Charging Timer Function High Accuracy Measurement Low Self Power Consumption Compact Portable Design Easy Operation with Dedicated Function Buttons 🔹 Technical Specifications Product Type: USB Digital Power Tester Display: IPS True Color LCD Input Interface: USB-A / USB Type-C Output Interface: USB-A / USB Type-C Maximum Power Measurement: 150W Maximum Current: 5A Voltage Measurement: USB Standard & USB-C PD Power Measurement Range: 0–150W Current Measurement: Up to 5A Capacity Measurement: mAh Energy Measurement: mWh Impedance Measurement Range: 1–999.9Ω Temperature Measurement: 0°C to 80°C USB D+ Voltage Range: 0–2.99V USB D− Voltage Range: 0–2.99V Timer Range: 999 Hours 59 Minutes Refresh Rate: Approximately 500ms Self Power Consumption: <20mA Operating Buttons: Mode / Power Dimensions: 76.9 × 38 × 11 mm 🔹 Applications This USB tester is suitable for: USB charger testing USB-C PD charger testing Power bank capacity testing Mobile charger verification Fast charging protocol diagnostics USB cable resistance testing Laptop USB-C charger testing Electronics repair DIY electronics projects Laboratory measurements Battery charging analysis Quality inspection of USB power supplies 🔹 Package Includes 1 × 10-in-1 USB & Type-C Digital Power Tester 🔹 Frequently Asked Questions (FAQ) What does "10-in-1" mean? It measures ten important parameters: Voltage, Current, Power, Capacity, Energy, Impedance, Temperature, Charging Time, D+ Voltage, and D− Voltage. Does it support both USB-A and USB Type-C? Yes. It features both USB-A and USB Type-C input and output interfaces. What is the maximum power it can measure? Up to 150W. What is the maximum current supported? Up to 5A. Can it test USB-C laptop chargers? Yes. It supports high-power USB-C PD chargers up to 150W. Can it measure charging cable quality? Yes. It measures cable impedance from 1Ω to 999.9Ω. Does it display temperature? Yes. It includes an internal temperature sensor with a range of 0°C to 80°C. Does it require batteries? No. It is powered directly from the connected USB source. Can it measure power bank capacity? Yes. It records charging capacity in mAh and mWh. Does it support fast charging protocols? Yes. It can monitor USB D+ and D− voltages, helping identify fast charging protocol handshakes.
RS-12 Green 2 Pin Mini Rocker Switch – 6A 250V ON/OFF Standard SPDT Plastic Switch
[Mechanical Switches] 🔘 RS-12 Green 2 Pin Mini Rocker Switch 6A 250V ON/OFF Panel Mount Switch Compact Design • 6A Current Rating • Durable Iron Contacts • Reliable Power Switching The RS-12 Green 2 Pin Mini Rocker Switch is a high-quality, compact ON/OFF panel mount switch designed for reliable switching in electrical and electronic applications. Manufactured using durable materials and iron contacts, this rocker switch ensures dependable performance, smooth operation, and long service life. With a 6A @ 250V AC rating, it is suitable for controlling AC or DC power in home appliances, power supplies, battery chargers, DIY electronics, industrial equipment, automation systems, and control panels. Its 2-pin SPST (Single Pole Single Throw) configuration provides simple ON/OFF switching, while the compact snap-in design allows easy installation even in limited panel space. The attractive green rocker actuator offers clear ON/OFF indication, making it easy to identify the switch position. Designed for up to 100,000 mechanical operations, the RS-12 rocker switch is an excellent choice for both professional and hobby electronics projects. ⭐ Features High-quality RS-12 mini rocker switch Compact 2-pin panel mount design Simple ON/OFF switching operation Rated for 6A at 250V AC Durable plastic housing Iron contact terminals Smooth and reliable switching performance Long mechanical life up to 100,000 cycles Easy snap-in installation Suitable for AC and DC switching Ideal for industrial, commercial, and DIY applications 📋 Technical Specifications Product Name: RS-12 Green Mini Rocker Switch Product Type: Rocker Switch Switch Function: ON/OFF Switch Configuration: SPST (Single Pole Single Throw) Number of Pins: 2 Rated Voltage: 250V AC Rated Current: 6A Power Rating: 250V / 6A Terminal Type: Solder Terminals Contact Material: Iron Housing Material: Plastic Illumination: Non-Illuminated Mechanical Life: Up to 100,000 Operations Mounting Type: Panel Mount (Snap-In) Color: Green Rocker with Black Housing Response Time: Instant RoHS Compliance: No 🔧 Applications Suitable for: Home Appliances Power Supplies Battery Chargers DIY Electronics Arduino Projects Raspberry Pi Projects Robotics Industrial Control Panels Automation Equipment Audio Equipment LED Lighting Systems Electronic Toys Test Equipment Consumer Electronics Repair & Maintenance 📦 Package Includes 1 × RS-12 Green 2 Pin Mini Rocker Switch ⚠️ Note Verify the switch rating before connecting high-voltage or high-current loads. Disconnect power before installation or maintenance. Product color, markings, and dimensions may vary slightly depending on the manufacturing batch.
RS-12 Blue 2 Pin Mini Rocker Switch – 6A 250V ON/OFF Standard SPDT Plastic Switch
[Mechanical Switches] 🔵 RS-12 Blue 2 Pin Mini Rocker Switch 6A 250V ON/OFF Panel Mount Switch Compact Design • 6A Current Rating • Durable Iron Contacts • Reliable Power Switching The RS-12 Blue 2 Pin Mini Rocker Switch is a high-quality, compact ON/OFF panel mount switch designed for reliable switching in electrical and electronic applications. Manufactured using durable materials and iron contacts, this rocker switch ensures dependable performance, smooth operation, and long service life. With a 6A @ 250V AC rating, it is suitable for controlling AC or DC power in home appliances, power supplies, battery chargers, DIY electronics, industrial equipment, automation systems, and control panels. Its 2-pin SPST (Single Pole Single Throw) configuration provides simple ON/OFF switching, while the compact snap-in design allows easy installation even in limited panel space. The attractive blue rocker actuator provides clear ON/OFF indication while giving electronic equipment a modern and professional appearance. Designed for up to 100,000 mechanical operations, the RS-12 rocker switch is an excellent choice for both professional and hobby electronics projects. ⭐ Features High-quality RS-12 mini rocker switch Compact 2-pin panel mount design Simple ON/OFF switching operation Rated for 6A at 250V AC Durable plastic housing Iron contact terminals Smooth and reliable switching performance Long mechanical life up to 100,000 cycles Easy snap-in installation Suitable for AC and DC switching Ideal for industrial, commercial, and DIY applications 📋 Technical Specifications Product Name: RS-12 Blue Mini Rocker Switch Product Type: Rocker Switch Switch Function: ON/OFF Switch Configuration: SPST (Single Pole Single Throw) Number of Pins: 2 Rated Voltage: 250V AC Rated Current: 6A Power Rating: 250V / 6A Terminal Type: Solder Terminals Contact Material: Iron Housing Material: Plastic Illumination: Non-Illuminated Mechanical Life: Up to 100,000 Operations Mounting Type: Panel Mount (Snap-In) Color: Blue Rocker with Black Housing Response Time: Instant RoHS Compliance: No 🔧 Applications Suitable for: Home Appliances Power Supplies Battery Chargers DIY Electronics Arduino Projects Raspberry Pi Projects ESP32 Projects Robotics Industrial Control Panels Automation Equipment Audio Equipment LED Lighting Systems Electronic Toys Test Equipment Consumer Electronics Repair & Maintenance 📦 Package Includes 1 × RS-12 Blue 2 Pin Mini Rocker Switch ⚠️ Note Verify the switch rating before connecting high-voltage or high-current loads. Disconnect power before installation or maintenance. Product color, markings, and dimensions may vary slightly depending on the manufacturing batch.
RS-12 Yellow 2 Pin Mini Rocker Switch 6A 250V ON/OFF Standard SPDT Plastic Switch
[Mechanical Switches] 🟡 RS-12 Yellow 2 Pin Mini Rocker Switch 6A 250V ON/OFF Panel Mount Switch Compact Design • 6A Current Rating • Durable Iron Contacts • Reliable Power Switching The RS-12 Yellow 2 Pin Mini Rocker Switch is a high-quality, compact ON/OFF panel mount switch designed for reliable switching in electrical and electronic applications. Manufactured using durable materials and iron contacts, this rocker switch ensures dependable performance, smooth operation, and long service life. With a 6A @ 250V AC rating, it is suitable for controlling AC or DC power in home appliances, power supplies, battery chargers, DIY electronics, industrial equipment, automation systems, and control panels. Its 2-pin SPST (Single Pole Single Throw) configuration provides simple ON/OFF switching, while the compact snap-in design allows easy installation even in limited panel space. The bright yellow rocker actuator provides clear visibility and easy identification of the switch, making it an excellent choice for control panels, machinery, DIY electronics, and industrial equipment. Designed for up to 100,000 mechanical operations, the RS-12 rocker switch delivers reliable performance for long-term use. ⭐ Features High-quality RS-12 mini rocker switch Compact 2-pin panel mount design Simple ON/OFF switching operation Rated for 6A at 250V AC Durable plastic housing Iron contact terminals Smooth and reliable switching performance Long mechanical life up to 100,000 cycles Easy snap-in installation Suitable for AC and DC switching Ideal for industrial, commercial, and DIY applications 📋 Technical Specifications Product Name: RS-12 Yellow Mini Rocker Switch Product Type: Rocker Switch Switch Function: ON/OFF Switch Configuration: SPST (Single Pole Single Throw) Number of Pins: 2 Rated Voltage: 250V AC Rated Current: 6A Power Rating: 250V / 6A Terminal Type: Solder Terminals Contact Material: Iron Housing Material: Plastic Illumination: Non-Illuminated Mechanical Life: Up to 100,000 Operations Mounting Type: Panel Mount (Snap-In) Color: Yellow Rocker with Black Housing Response Time: Instant RoHS Compliance: No 🔧 Applications Suitable for: Home Appliances Power Supplies Battery Chargers DIY Electronics Arduino Projects Raspberry Pi Projects ESP32 Projects Robotics Industrial Control Panels Automation Equipment Audio Equipment LED Lighting Systems Electronic Toys Test Equipment Consumer Electronics Repair & Maintenance 📦 Package Includes 1 × RS-12 Yellow 2 Pin Mini Rocker Switch ⚠️ Note Verify the switch rating before connecting high-voltage or high-current loads. Disconnect power before installation or maintenance. Product color, markings, and dimensions may vary slightly depending on the manufacturing batch.
MAS830L Digital LCD Multimeter with Backlight | AC/DC Voltage Current Resistance Tester
[Measuring Instruments] The MAS830L Digital LCD Pocket Multimeter with Backlight is a compact, accurate, and reliable electrical measuring instrument designed for everyday testing and troubleshooting. Built for technicians, students, hobbyists, and DIY electronics users, this multimeter supports measurement of AC voltage, DC voltage, DC current, resistance, continuity, and diode testing in a convenient handheld format. Equipped with a clear LCD display and built-in backlight, the MAS830L allows easy reading of measurements even in low-light working conditions. Its manual range selector dial provides simple and precise control over measurement ranges, while automatic polarity indication helps prevent reading errors. Designed with durability and portability in mind, this pocket-size multimeter features a strong impact-resistant body and lightweight construction, making it ideal for both field work and bench testing. The included test leads allow immediate use for checking batteries, circuits, wiring, power supplies, and electronic components. With stable performance, essential protection features, and user-friendly operation, the MAS830L is an excellent choice for electrical maintenance, electronics repair, lab experiments, educational training, and home diagnostics. Whether you are testing voltage, checking continuity, or measuring resistance, this multimeter delivers dependable results at an affordable price. ⭐ Key Features ✔ Measures AC & DC Voltage ✔ Measures DC Current ✔ Resistance Measurement ✔ Continuity Test with Buzzer ✔ Diode Test Function ✔ LCD Display with Backlight for low-light use ✔ Compact pocket-size design ✔ Manual range selection for accuracy ✔ Automatic polarity indication ✔ Lightweight and portable ✔ Ideal for beginners and professionals 🔧 Technical Specifications Model: MAS830L Display: LCD Digital with Backlight Display Count: 3½ digit (1999 count) Range Selection: Manual Polarity: Automatic indication Low Battery Indicator: Yes Measurement Ranges DC Voltage: 200mV / 2V / 20V / 200V / 600V AC Voltage: 200V / 600V DC Current: 200µA / 2mA / 20mA / 200mA / 10A Resistance: 200Ω / 2kΩ / 20kΩ / 200kΩ / 2MΩ Test Functions Continuity with buzzer Diode test Transistor hFE test (model variant dependent) Power Supply: 9V Battery (6F22) Operating Temperature: 0°C to 40°C (typical) Form Factor: Handheld / Pocket Body Material: Impact-resistant plastic 🎯 Applications Electrical troubleshooting Electronics repair & assembly Battery testing Circuit diagnostics DIY electronics projects Educational laboratories Home & industrial maintenance 📦 Package Includes 1 × Unity MAS830L Digital Multimeter 1 × Test Lead Pair 1 × User Manual (if included by batch)
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.
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
10S 20A Lithium-ion BMS 18650 Battery Charging Board
[Lithium Battery Protection Board] Overview of this 10S 20A BMS 18650 Battery Charging Board Introducing 10S 20A BMS 18650 Battery Charging Board at best price in India. This 10S 20A BMS provides comprehensive protection and efficient management for 18650 lithium batteries. It offers critical safeguards against overcharging, over-discharging, and short circuits, ensuring battery safety and longevity. Ideal for high-power applications, this 10S BMS for 18650 lithium battery delivers reliable performance and durability. With its 20A current rating, the 20A BMS for 18650 lithium battery charger board supports demanding energy systems. The advanced circuitry ensures optimal charging and discharging, reducing heat and extending battery life. Its robust design and high-performance capabilities make it suitable for both professional and DIY projects. Upgrade your battery management with this efficient and dependable 10S 20A BMS 18650 Battery Charging Board. Features 20A High Current Support: Handles up to 20A continuous current, suitable for high-power applications. Ensures reliable energy delivery for demanding devices and systems. 10S Configuration: Designed for 10 series lithium-ion cells, providing balanced charging and discharging. Maintains cell balance for improved performance and battery lifespan. Advanced Protection Features: Includes protection against overcharge, overdischarge, short-circuits, and overcurrent. Enhances safety and prevents damage to the battery pack. Efficient Heat Management: Built with components that ensure effective heat dissipation during operation. Prevents overheating and maintains consistent performance under load. Compact and Durable Design: This 10S 20A BMS 18650 battery charging board fits easily into various battery setups and projects. Its durable built ensure reliability and long life in diverse condition. Specification No. Tested Item Criterion 1 Voltage Charging Voltage DC:42V CC/CV Blance Volatage for single cell 4.1V 2 Current Blance Current for single cell 40 ± 20 mA Current consumption <= 30µA Max continuous charging current 20A Max continuous discharging current 20A 3 Over Charge Protection Over charge detection voltage 4.25 ± 0.03V Over charge detection delay time <1000ms Over charge release voltage 4.15 ± 0.05V 4 Over discharge detection voltage Over Discharge Protection 2.7 ± 0.08V Over discharge detection delay time 1400ms Over discharge release voltage 3±0.08V 5 Over Current Protection Over current detection current (discharging) 20A±3A Release condition Cut load Over current detection delay time <1300ms 6 Short Circuit Protection Detection condition (120A) Exterior short circuit Release condition Cut short circuit Short circuit detection delay time 300us 7 Temperature Protection Temperature Protection Charging 50°C Discharging 70°C 8 Interior Resistance Main loop electrify resistance VC=4.2V,RDS≤60mΩ 9 Temperature Operating Temperature -45°C –+65°C Storage Temperature -45°C+85°C Package Includes: 1 X 10S 20A BMS 18650 Battery Charging Board
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
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
GL-12 840 Points Solderless Breadboard
[Breadboard and Zero PCBs] A GL-12 840 Points Solderless Breadboard is an invaluable tool for experimenting with circuit designs whether in the R&D or university lab. A breadboard is used to make up temporary circuits for testing or to try out an idea. No soldering is required so it is easy to change connections and replace components. Parts will not be damaged so they will be available for re-use afterward. 840 Tie points – 128 Groups of 5 connected terminals, 8 Bus of 25 connected terminals Reusable for fast build a prototype of an electronic circuit – will accept transistors, diodes, LEDs, resistors, capacitors and virtually all types of components – No soldering required – Can modify or revise the circuits easily Fit for jumper wire of 0.8mm diameter – Standard 2.54mm hole spacing Adhesive sheet on the back side of the board – Multiple breadboards can be spliced together too. Features: 100% brand new and high quality Practical and useful Solderless breadboard with 840 points Completely reusable and have a self-adhesive back Easy component placement Package Includes: 1 x GL-12 840 Points Solderless Breadboard