You can use it on a brushless motor with a speed range of 0-(rpm). Knob specification 100K, with switch. Supported Motor: Brushless Motor. The maximum output current is 15A, and the motor lines ABC are not in order.
eBay
FLYCOLOR X-CROSS HV3 60A/80A/120A/160A ESC 5-12S BLHeli-32 Dshot Proshot 64MHz 32-Bit Speed Controller for RC FPV Racing Drone
Aliexpress UK
Used to indicate the DC fan in current 1A, suitable for brushless motor. Well made with high quality circuit board, long service life.
eBay
FVT LittleBee Little Bee BLHeli_S ESC DSHOT SPRING 20A ESC BLHeli S Speed Controller 2-4S for FPV Racing Drone
Aliexpress UK
Max Power: 4000W. With heat dissipation port for fast heat dissipation. We will do our best service to solve your problem. We believe that good communication can resolve everything. The inductive load is 1/3 of the resistive load.
eBay
New IR Speed Remote Control PF Controller and Receiver Building Blocks Brick Model Accessory Compatible with 8879 8884
Aliexpress UK
3 Setting: Off, Full, and Variable. -For full speed operation, sest the Rocker Switch to Full. Speed Range: 0-3000RPM. 1 x User Manual. Color: Black.
eBay
FLYCOLOR X-CROSS HV3 60A/80A/120A/160A ESC 5-12S BLHeli-32 Dshot Proshot 64MHz 32-Bit Speed Controller for RC FPV Racing Drone
Aliexpress UK
Power: 12V-24V 7A. Widely used in DC12V-24V electrical appliances.
eBay
RC Servo Tester 3CH Digital Multi ECS Consistency Speed Controller Checker Adjustment Steering Gear Tester CCPM Master for RC
Aliexpress UK
Plastic construction and center positive polarity ensures performances across 12V 3A devices like blowers and exhaust fan. Features 140cm total wire length (18cm input/115cm output), blue LED power indicator, and universal 5.5x2.1mm male/female connectors for integration.
eBay
Rc Metal Servo Tester Electronic Speed Controller Checker Master for RC Airplanes Car Boat High Quality RC Servo Tester
Aliexpress UK
Max Power: 4000W. With heat dissipation port for fast heat dissipation. The inductive load is 1/3 of the resistive load. No delay, anti-surge, anti-spike, RC absorption multiple protection. Sport Goods.
eBay
Carrying Case for Speed Editor TourBox Elite Plus/Elite/NEO/Lite Bluetooth Controller for Video Photo Editing Color Grading
Aliexpress UK
It also includes built in mounting holes, allowing for quick, secure installation onto any device. It's engineered to provide users with an effortless way to regulate fan speed and ventilation, ensuring optimal performance and comfort.
eBay
F21-4S 4 buttons singIe speed industrial Wireless Radio Crane Remote Control switches Hoist track crane Lift controller
Aliexpress UK