Electromechanical

US$4.50
Octopus Electronic Bricks, you can use them build electronics projects just as easy as piling bricks. By using Octopus electronic bricks, you may connect Arduino/Freaduino compatible boards easily with various digital, analog and I2C/Uart interfaces. These the breadboard-less firm connection are prepared to extensive modules like poteniometers, sensors, relays, servos even buttons, just plug and play.  Octopus Passive buzzer Brick is based on a passive buzzer, it could control the volume by PWM. The distinction is active buzzer stickers.
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US$6.29
OCTOPUS 1Channel Relay is a single relay electronic brick,and its basic design is based on OCTOPUS series products, like shape, PCB positioning holes, interface setting. Adopting Ultra-small, high-quality HUIKE relay, OCTOPUS 1Channel Relay can control various appliances, load high-current, also with opto-isolation, secure and dependable, so Lovers of electronics DIY commonly used it as accessory module. The module is 5V high level trigger, and the trigger current is about 5mA, so almost all of MCU can directly drive it, pull-up not needed.
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US$22.52
This compact breakout board for Maxim’s MAX14870 motor driver offers a wide operating voltage range of 4.5 V to 36 V and can deliver a continuous 1.7 A (2.5 A peak) to a single brushed DC motor. It features a simple two-pin speed/direction interface and built-in protection against reverse-voltage, under-voltage, over-current, and over-temperature.
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US$4.50
This is a JGA25-370 motor corner bracket. It allows you to mount your motor firmly to your robotic chassis. It is great for DIY kits for schools or any JGA25 related project.
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US$6.99
It’s an L-shaped motor bracket suitable for JGA25-370 type of gear motors. The package includes one L-bracket with screws.
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US$0.20
Fuse clip with ears PCB mount for 5mm. fuses, rated for 10 Amperes. Price per each fuse clip. Fuses sold separately.
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US$0.99
This C&K quality switch is a single pole triple throw slide switch that provides ON-ON-ON contacts. Termination pins are for PCB mounting.
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US$19.95
17HS4023 Bi Polar stepper motors are used very commonly in a lot of 3D printers and RepRap CNC machines. It can also be used in general control machinery, automation and robotics applications. A NEMA 17 stepper motor is a stepper motor with a 1.7 x 1.7 inch (42.3 x 42.3 mm) faceplate. The motor conveniently connects via a typical 6 pin JST connector. This unit comes with a 6-pin female JST to 4 pin female header cable.
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US$7.98
This is a convenient combination of  a DPDT 10 ampere relay and screw terminal base for electronic installations.
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US$7.98
This is a convenient combination of 10 amp relay and screw terminal base for electronic installations.
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US$19.94
This is 5-waterproof-switches panel that can be mounted in your boat, car or any place where you need five switches to be mounted neatly.
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US$27.25

Into robotics? Great, get one of these! This kit consist of a JGA25-370 high torque motor with encoder (allows for accurate feedback positioning) along with a mounting bracket and all the necessary hardware to attach the 4mm shaft into the wheel.

Delivery within 2-3 weeks
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US$17.92
This version of our TB67S249FTG Stepper Motor Driver Compact Carrier ships with male header pins installed, so no soldering is required to use it with an appropriate 16-pin socket or solderless breadboard. The TB67S249FTG has a wide operating voltage range of 10 V to 47 V, and our carrier board can deliver approximately 1.6 A per phase continuously without a heat sink or forced air flow (up to 4.5 A peak).
Delivery within 2-3 weeks
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US$3.74
This DC gear motor with a double axle is perfect for the beginner hobbyist venture into motorized robotic platforms. Comes assembled with a worm gear drive coupling to the double axle making for a simple addition to mobilize a basic platform. The motor can be driven with 3 or 6 volts DC.
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US$13.96
This version of our STSPIN820 Stepper Motor Driver Carrier ships with male header pins installed, so no soldering is required to use it with an appropriate 16-pin socket or solderless breadboard.
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