Max current: 60A. - Accuracy circuit design, high efficiency, high torque and high power. - High frequency drive system. - Rotary knob: 100K (with Switch). Electric vehicles and cars cannot be used.
eBay
30A/40A Brushless ESC Speed Controller Motor 30A XT60 2-4S With 5V 3A UBEC FPV Quadcopter RC Airplane Helicopter F450 F550 S500
Aliexpress UK
Item Type: DC Motor Governor. It is very easy to install. Very stable performance. 1 x DC Motor Speed Regulator. This speed regulator is for the use of DC brush motors. Speed Regulation Duty Cycle Range: 0 To 100percent.
eBay
Magnet Brushless Motor Permanent Driver Controller High Speed High Power Control System Kit Infinitely Speed Regulation
Aliexpress UK
Application: Suitable for DC motors less than 400W. AC, AC: AC 220V input. - Stepless speed regulation, good linear speed regulation, constant torque performance at low speed. Used for single phase DC motor.
eBay
DC 5-24V 5A 4 Way PWM Fan Speed Control Intelligent Temperature Control Cooling Temperature/Speed Display DC Motor Controller
Aliexpress UK
DC motor governor input is DC, not directly connected to AC power, otherwise it will burn out. That is, the larger the deviation angle is, the the speed is, and the midpoint is stopped when it is adjusted.
eBay
1S-2S DC 3.7V-7.4V 4A Mini BLDC Brushless Motor ESC Driver Board Electronic Speed Controller for 1104 1106 1306 1406 1806 Motor
Aliexpress UK
Max current: 60A. - Accuracy circuit design, high efficiency, high torque and high power. - High frequency drive system. Electric vehicles and cars cannot be used. - Rotary knob: 100K (with Switch).
eBay
ZK-MGP Adjustable Speed PWM DC Motor Controller 5-30v 12A 360W 6V 12V 24V Slow Start Slow Stop Module
Aliexpress UK
Max.Current: 20A. Switching Frequency: 25KHz.
eBay
25W 220V AC Gear Motor Single Phase 60K Ratio with Speed Controller Adjustable 90-1650 RPM for Industrial Machinery
Aliexpress UK
It is made with high quality circuit board which ensures a longer service life. Suitable for:Brushed DC motor. Designed with a digit display that shows the rate in percent of actual speed to maximum speed.
eBay
SMC02 SMC01 Stepper Motor Driver And Controller Reverse Pulse Speed Control Board Programmable PLC Serial Communication
Aliexpress UK
PWM output range: 0% - 100%. With slow motor start function, increase motor current to normal within 2 seconds. Frequency: 13kz.
eBay
12V 24V 48V 2000W MAX 10-50V 40A DC Motor Speed Control PWM HHO RC Controller
Aliexpress UK