Mini SPDT type end switch with lever length 13.5mm and current capacity of 1A contacts. Pololu 1528

Small size driver module TB67S279FTG stepper motor powered with 10 ... 47V voltage and working current 1.1A. The controller allows you to control the motor movement up to 7 different resolutions (up to 1/32 of a step). Module with soldered connectors. Polol 3099

Extension board with stepper motor controller based on the STSPIN820 system. Ideally suited for use, among others in 2D / 3D printers, robots, cameras. Pololu 2879

STSPIN220 stepper motor driver module with a low voltage range of 1.8 ... 10V and 1.1A working current. The controller allows you to control the motor motion up to 9 different resolutions (up to 1/256 steps). Pololu 2876

STSPIN220 stepper motor driver module with a low voltage range of 1.8...10V and 1.1A working current. The controller allows you to control the motor motion up to 9 different resolutions (up to 1/256 steps). Pololu 2877

Prototype contact plate 400 points, dimensions 82 x 53 mm. In the middle of the plate there are mounting holes, which allows its use in connection with the Romi Chassis chassis. Pololu 4000

Compact ISP programmer for AVR microcontrollers. Works with Atmel Studio, AVRDUDE and Arduino IDE environments, using the STK500 protocol. Has a USB-TTL adapter function. Pololu 3172

A5984 stepper motor driver for bipolar stepper motors, supply voltage 8–40 V, fixed current limit of 750 mA at 5 V or 500 mA at 3.3 V, microstepping up to 1/32, and STEP/DIR interface. Pololu 5348

A5984 stepper motor driver for bipolar stepper motors, supply voltage 8–40 V, fixed current limit of 750 mA at 5 V or 500 mA at 3.3 V, microstepping up to 1/32, and STEP/DIR interface. Version with soldered header pins. Pololu 5349

A5984 stepper motor driver for bipolar stepper motors, supply voltage 8-40 V, fixed current limit 500 mA at 5 V or 330 mA at 3.3 V, microstepping up to 1/32 and STEP/DIR interface. Pololu 5350

A5984 stepper motor driver for bipolar stepper motors, supply voltage 8-40 V, fixed current limit 500 mA at 5 V or 330 mA at 3.3 V, microstepping up to 1/32 and STEP/DIR interface. Version with soldered header pins. Pololu 5351

Power HD High-Torque Servo 1501MG