The basis of the Romi chassis dedicated to the construction of small, two-wheeled mobile robots with two-wheel drive. Pololu 3512

The basis of the Romi chassis dedicated to the construction of small, two-wheeled mobile robots with two-wheel drive. Pololu 3511

Module with 8 QTR type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4148

Module with 6 QTRX type optocoupler with analog output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4446

Module with 15 QTR type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 50 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4115

Power HD High-Torque Servo 1501MG

The Step-UpU1V11F3 Buck Voltage Regulator module with output voltage 3.3V, input voltage range of 0.5-5.5V and a maximum output current of 1.2A. Pololu 2561

Atmel ATmega32U4 microcontroller comes preloaded with an Arduino-compatible bootloader, and the board includes dual motor drivers that can deliver 1.7 A per channel to two brushed DC motors. Pololu 3119

The Pololu A-Star 32U4 Prime is a general-purpose programmable board based on Atmel’s ATmega32U4 AVR microcontroller and arranged in the common Arduino form factor exemplified by the Uno R3 and Leonardo. Pololu 3107

A set containing a set of connectors, jumpers and buzzer for the A-Star platform. Polol 3110

This step-down converter module allows you to reduce the voltage from 18-60V to a stable 18V at a current of up to 8A. Its high efficiency of up to 95% and low power losses make it ideal for applications requiring high current and stable power. The device has built-in overcurrent, thermal, and reverse connection protection, as well as a soft-start function and a Power Good indication. Pololu 5681

The step-down converter module allows you to reduce the voltage from 24-60 V to a stable 24 V at a current of up to 8 A. High efficiency of up to 95% and low power losses make it ideal for applications requiring high current and stable power. The device has built-in overcurrent, thermal, and reverse connection protection, as well as a soft-start function and a Power Good indication. Pololu 5684

250:1 Micro Metal Gearmotor

Black Edition offers adjustable current limiting, over-current and over-temperature protection, and five different microstep resolutions. It operates from 8 V to 35 V and can deliver up to 2 A per coil with sufficient additional cooling. Pololu 2128

This step-down converter module allows you to reduce the voltage from 15-60V to a stable 15V at a current of up to 8A. 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 5679

Step-Down DC-DC converter module based on the D24V150F12 chip. Input voltage 14.5 ... 40V, output voltage 12V (max 15A). Pololu 2885

This module features a fixed-gain, 38 kHz modulated IR sensor and a corresponding IR LED with oscillator circuit to make a tiny proximity sensor. This low-brightness version draws an average of 8 mA at 5 V and has a typical sensing range up to approximately 12 inches (30 cm).

An H-bridge driver that provides bidirectional control of a high-power DC motor with a voltage range of 5-60 V and a continuous current of up to 11 A. The module supports PWM signals up to 100 kHz, features a current measurement (CS) output based on the ACS711 sensor, and features reverse polarity and short-circuit protection. It is compatible with both 3.3 V and 5 V logic, enabling easy integration with popular microcontroller platforms. Ideal for robotics, automation, and DIY projects requiring high performance and reliability. Pololu 2993

150:1 Micro Metal Gearmotor HP

The UM7 orientation sensor from Redshift Labs is an Attitude and Heading Reference System (AHRS) that contains a three-axis accelerometer, rate gyro, and magnetometer. It combines this data using an Extended Kalman Filter to produce attitude and heading estimates.