PWM DC Motor Speed Regulator 28V 3A – Adjustable DC Motor Speed Controller

The 1203B PWM DC Motor Speed Regulator (28V, 3A) is a compact and reliable controller designed for precise DC motor speed control. Using Pulse Width Modulation (PWM) technology, it allows smooth adjustment of motor speed from 0% to 100%.

This controller supports DC motors up to 28V and provides a continuous current of 3A, making it ideal for DIY projects, robotics, automation, fans, and small machinery. Its easy-to-use knob and clearly marked terminals simplify setup and integration.

Key Features

• Fully adjustable 0–100% speed control

• Supports DC 28V motors

• Continuous output current: 3A

• Easy-to-use potentiometer knob

• Compact and lightweight design

• Ideal for DIY, robotics, and automation

Pinout

• Motor+: Motor Positive terminal

• Motor-: Motor Negative terminal

• Power+: DC 28V

• Power-: Ground