The Motoron M2H18v20 is a high-power dual motor controller for Raspberry Pi, capable of driving two brushed DC motors with up to 20A continuous per channel. This bare-board version lets you choose your own connectors and mounting hardware for custom installations.

Featuring I2C communication, reverse-voltage protection, and configurable current limiting, it's built for demanding robotics and powered vehicle applications.

Key Features

• Dual Motor Channels – Independent control of 2 DC motors
• 20A Per Channel – High-current capacity for powerful motors
• 6.5V to 30V Input – Wide motor voltage range
• Bidirectional Control – Full forward and reverse operation
• I2C Interface – Up to 400kHz with optional CRC
• Current Sensing – Monitor motor current draw
• Hardware Current Limiting – Configurable protection
• Reverse Voltage Protection – Protects against wiring mistakes
• Status LEDs – Visual feedback for motor direction

Specifications

• Motor Channels – 2 (independent, bidirectional)
• Motor Voltage – 6.5V to 30V
• Logic Voltage – 3.0V to 5.5V
• Max Current – 20A continuous per channel
• Interface – I2C (400kHz)
• PWM Frequencies – 1kHz to 80kHz (8 options)

Compatibility

• Raspberry Pi Model B+ and later
• Raspberry Pi 3, 4, 5
• Raspberry Pi Zero (with GPIO header)

Ideal For

• Custom robotics builds
• Powered vehicles requiring high current
• Industrial automation
• Projects requiring custom mounting

Package Contents

• 1× Motoron M2H18v20 controller board (assembled PCB only)

Resources

• Pololu Product Page – Documentation