150W DC Motor Speed Controller PWM Driver 5-30V with Adjustable Rotary Switch Module

Features

• Power off Memory Function: The motor drive module automatically saves your set parameters, preventing data loss after a power interruption. When powered back on, it continues with your last settings, enhancing work efficiency.
• Motor Soft Start Function: The motor gradually increases the current during startup, avoiding inrush current, which protects and extends the motor's lifespan.
• Start-Stop Button Design: Features an infinitely variable speed controller with a start-stop button, controllable via an external switch to suit various needs.
• Settable Duty Ratio and Working Frequency: Adjust the duty ratio, its upper and lower limits, and working frequency easily to match your motor's specific requirements.
• Digital Rotary Encoder: The digital encoder knob provides high precision and repeatability, allowing for quick and accurate motor speed adjustments.