1803BK Mini PWM DC Motor Speed controller Regulator

The 1803BK DC Motor Speed Regulator is an ultra-compact, low-voltage module designed to control the speed of small brushed DC motors or adjust the brightness of low-power LEDs using Pulse Width Modulation (PWM). It is widely favored in hobby electronics, small robotics, and DIY automation due to its built-in safety features and plug-and-play simplicity.

Core Technical Specifications

• Input Supply Voltage: 1.8V to 15V DC (Note: Powering above 12V is not universally recommended by all manufacturers to prevent overheating).
• Maximum Continuous Current: 2A
• Maximum Output Power: 30W
• PWM Duty Cycle: Fully adjustable from 0% to 100% via the onboard potentiometer knob.
• Dimensions: 32 mm 32 mm 15 mm
• Weight: Approximately 14 grams