Output Current: 30A. For example, if the maximum motor speed is 500 rpm, it will display 100 at 500 rpm and 50 at 250 rpm. Speed Range: 0% to 100%.
eBay
10A 12V-30V PWM DC Motor Speed Controller 12V 24V Adjustable Speed Regulator Dimmer Control Switch for Fan Motor LED Light
Aliexpress UK
Support motor: brushless motor. Stable performance, simple and most cost-effective multi-function operation, ease of use, is a compact DC brush-less DC drives. W eight: 141g. Speed regulation range: 0-100%.
eBay
5V 12V Brushless DC Motor Driver Controller Board with Reverse Voltage Over Current Protection for Hard Drive Motor 3/4 Wire
Aliexpress UK
Continuous Current: 70A. Forward Rotation Reverse: Yes. Made with high quality circuit board which ensures a longer service life. Speed Range: 0% - 100%. Blue and yellow wires are wired for the motor, not distinguish between the positive and negative poles.
eBay
PWM DC Motor Speed Controller Module 3.3V-5V for Arduino ESP32, Vibration Motor Driver Adjustable Switch Control Board DIY Kit
Aliexpress UK
Compatible Displays: SW900, UKC1 (OMD Protocol). Peak Current: 40A. Speed setting: 1-4.2V. Brake input: Low Level. We'll do our best to serve you.
eBay
L298N Dual H‑Bridge Motor Driver Module DC/Stepper Motor Controller Board for Arduino,ESP32,Robot Car,DIY Electronics
Aliexpress UK
DC 9V~60V DC Speed Regulator. -The speed regulator uses PWM technology, which has the characteristics of high conversion efficiency, wide speed regulation range and stable performance. The motor cannot be used in electric vehicles.
eBay
10A 12V-30V PWM DC Motor Speed Controller 12V 24V Adjustable Speed Regulator Dimmer Control Switch for Fan Motor LED Light
Aliexpress UK
PWM Duty Cycle: 1% -100%. PWM Frequency: 10KHz. or Lower range 3-15V (bridge two points shown in photo with blob of solder or small wire ).
eBay
2 Pack 6V 12V 24V 28V 3A 80W 1203BB DC Motor Speed Controller PWM Speed Adjustable Reversible Motor Driver Switch Reversing
Aliexpress UK
Continuous Power: 4000W. Rear Passenger Seat Pillion Saddle Flat Black For Kawasaki Eliminator 500 24-25. 2:Suitable for the DC motor (or DC load) within 70A. Air Filter Cleaner,for Yamaha Breeze Blaster 200 Grizzly 125 & Raptor 250 88-13.
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1PCS 10A 12V-30V PWM DC Motor Speed Controller 12V 24V Adjustable Speed Regulator Dimmer Control Switch for Fan Motor LED Light
Aliexpress UK
High-performance DC motor speed regulator adopts thyristor BTA41-600B and 25A rectifier bridge. Armature Output: About DC 10-210V. Reasonable circuit layout, easy to wire and use. Input with filter capacitor, overcurrent protection.
eBay
2 Pack 6V 12V 24V 28V 3A 80W 1203BB DC Motor Speed Controller PWM Speed Adjustable Reversible Motor Driver Switch Reversing
Aliexpress UK