A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±30 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and the low current path resistance minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5457

A step-down converter module that allows for input voltage reduction from 7.6-36V to a stable 7.5V, ensuring high efficiency thanks to SMPS technology. A maximum output current of 600mA allows for powering microcontrollers, IoT modules, and other electronic systems. The device is equipped with short circuit and overheating protection and offers very low quiescent current. Pololu 5595

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±10 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and the low current path resistance minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5456

Motor with 25 mm diameter and 67 mm length, 34:1 metal gear, 12 V operating voltage, 0,1 A to 1,1 A power consumption, 150 RPM speed, 3 maximum torque and 48 CPR encoder. Pololu 4884

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±30 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and its low current path resistance (~1.6 mΩ) minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5453

Motor with 25 mm diameter and 67 mm length, 47:1 metal gear, 12 V operating voltage, 0,1 A to 1,1 A power consumption, 110 RPM speed, 4,3 maximum torque and 48 CPR encoder. Pololu 4885

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±10 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and its low current path resistance (~1.6 mΩ) minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5452

This BLDC motor controller, based on the Allegro A89301 chip, enables sensorless control over a wide voltage range from 5.5 V to 48 V and phase current up to 11 A without additional cooling. It supports four control modes: analog voltage, PWM signal, pulse frequency, and via an I²C interface with the ability to configure parameters and save settings to EEPROM. The Field-Oriented Control (FOC) algorithm ensures quiet and efficient operation, while built-in protection protects the system against short circuits, reverse polarity, and undervoltage. Pololu 5357

Motor with 25 mm diameter and 69 mm length, 75:1 metal gear, 12 V operating voltage, 0,1 A to 1,1 A power consumption, 71 RPM speed, 6 maximum torque and 48 CPR encoder. Pololu 4886

Motor with 25 mm diameter and 56 mm length, 172:1 metal gear, 12 V operating voltage, 0,1 A to 1,1 A power consumption, 31 RPM speed and 13 maximum torque. Pololu 3256

A modernized version of the popular Pololu 3pi mobile robot. The robot was based on the AVR ATmega32U4 microcontroller with the Arduino bootloader. Assembled version. Pololu 3736

A compact Omron G5LE-14-DC12 relay module that allows you to control loads up to 10 A with a coil voltage of 12 V. Thanks to the BSS138K MOSFET transistor, it can be activated by a 2.5 V to 20 V logic signal, facilitating interoperability with microcontrollers. The module is equipped with 5 mm screw terminals, a 3-pin JST SH connector, and LEDs to indicate operation. Pololu 5663

Motor with 37 mm diameter and 50 mm length, 6,3:1 metal gear, 24 V operating voltage, 0,1 A to 3 A power consumption, 1600 RPM speed and 3,5 maximum torque. Pololu 4688

This step-down converter module allows you to reduce the voltage from 6-60V to a stable 6V at a current of up to 11A. Its high efficiency of up to 95% and low power losses make it ideal for applications requiring high current and stable power. The device features built-in overcurrent, thermal, and reverse connection protection, as well as a soft-start function and a Power Good indication. Pololu 5673

Replacement sprockets set for the Zumo robot in red. The kit includes two drive sprockets and two idle sprockets. The gears fit both Zumo V1.2 and Zumo 32U4 robots. Pololu 3128

Front sensor module of the Zumo 32U4 robot. It is included as part of the Zumo 32U4 robot kit and built into the assembled versions of the Zumo 32U4 robot. The set includes additional infrared connectors and LEDs. Pololu 3122

Motor with 37 mm diameter and 68 mm length, 19:1 metal gear, 12 V operating voltage, 0,2 A to 5,5 A power consumption, 530 RPM speed, 8,5 maximum torque and 64 CPR encoder. Pololu 4751

This module allows independent control of two Omron G5LE-14-DC5 SPDT relays, supporting currents up to 10A. Thanks to built-in BSS138K MOSFETs, it can be controlled directly from 3.3V or 5V development boards such as Arduino or Raspberry Pi. Each channel is equipped with an LED to indicate relay activation and 5mm screw terminals for convenient circuit connection. Pololu 5665

Motor with 37 mm diameter and 68 mm length, 30:1 metal gear, 12 V operating voltage, 0,2 A to 5,5 A power consumption, 330 RPM speed, 14 maximum torque and 64 CPR encoder. Pololu 4752

The step-down converter module allows for voltage reduction from 5.3-60V to a stable 5.3V at currents up to 11A. High efficiency of up to 95% and low power losses make it ideal for applications requiring high current and stable power. The device features built-in overcurrent, thermal, and reverse connection protection, as well as a soft-start function and a Power Good indication. Pololu 5672