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Electronics, sensors, robotics kits, PC components, peripherals — everything Unik Systems carries, in one place.
Only 2 leftLG 27UQ850V 27" 4K IPS
4K IPS, 60 Hz, 95% DCI-P3. USB-C with 90W PD — drives a laptop in one cable. Studio-grade colour.
UGREEN NVMe to USB-C Enclosure (10 Gbps)
M.2 NVMe enclosure with USB 3.2 Gen 2 / 10 Gbps. Turns spare SSDs into fast portable drives.
UGREEN Powered 7-Port USB 3.0 Hub
Self-powered 7-port USB 3.0 hub. Includes 12V/4A adapter for stable high-current peripherals (external drives, capture cards).
Out of stockN20 3-6V 60RPM digital clock Micro Metal Gear Motor
[Gear Motor] Overview of this N20 3-6V 60RPM digital clock motor Introducing the N20 3-6V 60RPM Digital Clock Micro Metal Gear Motor. A compact and reliable motor designed for precise and efficient time keeping device. With a specific focus on digital clock mechanisms. This motor work on 3-6V range. And also provide high performance to drive the intricate components of digital timepieces. The motor’s work on 60RPM speed & also ensure smooth movement for the best function of digital clocks. This N20 Digital Clock Motor with 60RPM gives quiet and low vibration operation. It also make it best choice for clock mechanisms where minimal noise is crucial. The metal gear construction adds durability and reliability to the motor. And also confirms that this is a long life and consistent performance over time. The N20 3-6V 60RPM Micro Metal Gear Motor gives the ideal combination of power and precision for your clock project. In summary, the N20 3-6V 60RPM Digital Clock Micro Metal Gear Motor is tailored for digital clock applications. And also offer a versatile voltage range, precise 60RPM speed, and durable metal gear construction. Upgrade your clock projects with this reliable and efficient motor for accurate timekeeping. Features Voltage Versatility: The N20 3-6V 60RPM Digital Clock Micro Metal Gear Motor excels with its adaptable voltage range of 3-6V. And also offer flexibility for easy use in various digital clock project. Precise 60RPM Speed: Featuring a specific 60 revolutions per minute (RPM) speed. This motor also ensure precise and smooth movement in digital clocks, guarantee accurate timekeeping without any disruptions. Low Noise and Vibration: Crafted for a quiet operation, the N20 Digital Clock Motor minimizes both noise and vibration. And also provide an ideal solution for clock device where a tranquil environment is important. Durable Metal Gear Construction: The motor’s robust metal gear construction enhances durability and reliability, promising a prolonged lifespan and consistent performance for sustained and dependable timekeeping. Compact and Efficient: With its compact design. This micro metal gear motor efficiently drives clock mechanisms. It also make it best choice for digital clock projects where space efficiency is paramount. Specification Specification Details No Load Current (mA) 0.04 A Stall Current (A) 0.67 Rated Torque (kg-cm) 0.65 Stall Torque (Kg-Cm) 2.6 Motor Body Size (Diameter) (mm) 12 Operating Voltage (VDC) 3 ~ 6 Rated Operating Voltage (VDC) 6 No Load Speed (RPM) 60 Rated Speed (RPM) 60 Shaft Type D-type, Single Side Shaft Diameter (mm) 3 Weight (gm) 12 Output Axial Length (mm) 10 Fuselage w/o Shaft Length 26 Main use of this N20 3-6V 60RPM metal gear motor Digital Clock Mechanisms: The N20 3-6V 60RPM Motor is perfect for powering the precise movement of digital clock hands. And ensure accurate timekeeping in various clock designs. Robotics Applications: This motor is perfect for small scale robotics projects & provide a compact and efficient solution with precise torque for specific robotic movements. Educational Projects: Valuable for educational purposes, the N20 3-6V 60RPM Motor serves as an excellent tool for teaching basic motor mechanics, voltage concepts, and RPM principles. DIY Electronic Devices: Versatile for DIY enthusiasts, this motor is ideal for creating electronic devices like rotating displays or small gadgets, demanding controlled and consistent motion. Automated Systems: In automated systems, the N20 Motor plays a crucial role where controlled and reliable motor movement is important & contribute to the efficiency of various automated mechanisms. Package Includes: 1 x N20 3-6V 60RPM digital clock Micro Metal Gear Motor
Out of stock74HC47 or 74LS47 IC BCD to seven segment decoder driver
[Logic Gates IC] 7447 or 74LS47 decodes BCD into 7 Segments, which means it accepts a binary coded decimal or BCD Values as input and decoded into a pattern that drives a 7-segment for displaying digits 0 to 9, so its name is BCD to 7 segment driver or decoder. Its input is 4 lines BCD data and generates complements as output. The generation of complement data of BCD is internally so no coding or programming is required to generate it. Specification Large Voltage range Has open collector output which directly drives indicator Has a wide range of operating conditions No need for external resistors because of internal pull-ups No high-speed termination because of the input clamp diode 4 the number of input lines and 7 output lines Pin Description BCD input 2 BCD input 3 LT RBO RBI BCD input 4 BCD input 1 GND E D C B A G F VCC
XL4015 5A Constant Current / Voltage LED Drives Lithium Battery Charging Module
[Step Down Buck Converter] ⚡ XL4015 5A DC-DC Buck Converter Constant Current & Constant Voltage Lithium Battery Charging Module (75W) Adjustable Output • CC/CV Mode • Up to 5A Output • Ideal for Battery Charging & LED Driver Applications The XL4015 5A DC-DC Buck Converter Module is a high-efficiency step-down (buck) voltage regulator designed for applications requiring constant voltage (CV) and constant current (CC) operation. Based on the reliable XL4015 switching regulator IC, this module provides an adjustable output voltage from 1.25V to 36V with output currents up to 5A and a maximum output power of 75W. The module features independent adjustment for both output voltage and output current, making it ideal for charging lithium-ion batteries, LiFePO₄ batteries, lead-acid batteries, and NiMH battery packs. It can also be used as a high-power LED driver, laboratory power supply, solar charging controller, and various DIY electronics projects. Built-in current limiting, short-circuit protection, and over-temperature protection ensure reliable and safe operation. The onboard LED indicators clearly display whether the module is operating in Constant Voltage (CV) mode or Constant Current (CC) mode, making setup and monitoring simple. ⭐ Features Based on the XL4015 high-efficiency buck converter IC Adjustable constant voltage (CV) output Adjustable constant current (CC) output Output current up to 5A Maximum output power 75W High conversion efficiency up to 96% LED indicators for CV and CC modes Short-circuit protection Over-temperature protection Suitable for lithium battery charging Can be used as a high-power LED driver Compact PCB design with mounting holes 📋 Technical Specifications Product Type: DC-DC Buck Converter Module IC Model: XL4015 Converter Type: Step-Down (Buck) Input Voltage: 4V–38V DC Output Voltage: 1.25V–36V DC (Adjustable) Output Current: Adjustable, Up to 5A Maximum Output Power: 75W Operating Frequency: 180KHz Conversion Efficiency: Up to 96% Operating Temperature: -40°C to +85°C Operating Modes: Constant Voltage (CV) / Constant Current (CC) Current Limiting: Yes Short Circuit Protection: Yes (Current Limited) Over Temperature Protection: Yes Input Reverse Polarity Protection: No Mounting Hole Diameter: 3mm Input Connection: VIN+ / VIN- Output Connection: VOUT+ / VOUT- Dimensions: 50 × 26 × 12 mm Weight: Approx. 33g 🔧 Applications Suitable for: Lithium-Ion Battery Chargers LiFePO₄ Battery Chargers Lead Acid Battery Charging NiMH & NiCd Battery Packs Solar Charging Systems Wind Power Systems High Power LED Drivers Adjustable DC Power Supply Laboratory Power Supply DIY Electronics Projects Robotics Projects Arduino Projects Industrial Equipment Automotive Electronics 📦 Package Includes 1 × XL4015 5A Constant Current / Constant Voltage DC-DC Buck Converter Module ⚠️ Note This module is a step-down (buck) converter; the input voltage must always be higher than the desired output voltage. The module does not include reverse polarity protection. Please ensure correct input polarity before powering the module. Product images are for reference only. The actual product may vary slightly depending on the manufacturing batch.