Check the listing for details. DC Motor Speed Controller PWM 12-48V 40A Brush Motor Adjustment Control Module 1. Condition: Used. Listed at 39.99 USD. This DC motor speed controller is perfect for those in need of precise motor speed control. With a PWM adjustment control module and a voltage range of 12-48V, this product is ideal for industrial automation and motion control applications. The compact size of 5.8 x 3.8 x 3.3 inches and light weight of 13.8 ounces make it easy to install and integrate into existing systems. The controller is designed for brush motors and has a maximum output current of 40A. It comes with a set of aspects such as brand, power source, batteries required/included, voltage, and product dimensions. This motor speed controller is a reliable and efficient solution for controlling the speed of your brush motor without having to worry about its condition. BT31