12V -40V 8A PWM DC motor governor DC motor governor Motor controller variable speed governor, variable speed switch pulse width modulator with speed control knob with reverse polarity protection








Key features
- •This product is suitable for the speed regulation of DC motor, fan, fish tank oxygen pump and other products in DC12V--40V.max 40V*8A=320WInput voltage: DC12V--40VControl power: 0.01W--400W Applicable current: rated current 8A, maximum passing current 10A, quiescent current 0.02A [standby state] PWM pulse width speed range: 10% - 100%PWM frequency: 13khZ
- •The DC motor speed controller allows the use of pulse width modulation (PWM) DC voltage to control the speed of the DC motor, and the duty cycle can be fully adjusted from 0% to 100%.
- •Easily deliver 8A continuous current to your DC motor or other DC load. Input power supply voltage: 12V-40VDC motor speed controller,
- •The potentiometer can be removed and replaced with an external connection type. The interface is ready, no need to stick to the board position. If you need the forward and reverse function, you have reserved the positive and negative potentiometer socket for you. You can install it according to your needs. With 10A fuse [5mm * 20mm standard], with reverse power protection, overload protection
- •Let you be satisfied with our services, not just our products. If you are not satisfied with our products for any reason, simply contact the support department for a replacement or refund. We will answer any questions you may have within 24 hours.
12V -40V 8A PWM DC motor governor DC motor governor Motor controller variable speed governor, variable speed switch pulse width modulator with speed control knob with reverse polarity protection
List Price: $19.38$17.44DEALYou Save: $1.94 (10%)
Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 23, 2026In Stock (1)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection







