Under different deceleration ratios, the output shaft speed is different. The output shaft speed is equal to the motor speed of 1350 rpm divided by the deceleration ratio. When the gearbox decelerates, the greater the speed ratio, the greater the force.
eBay
DC12V PWM Motor Speed Controller Fan PWM Speed Adjustable Switch 4-Wire Speed Control Module For RV Camper Vent Fan
Aliexpress UK
Standard aluminum and stainless steel shell protects internal circuit and component. Continuous Current: 10A. Item Type: DC Motor Speed Regulator. 1 x DC Motor Speed Regulator. Knob Specification: 500K With Switch.
eBay
DC 12V Motor Speed Controller PWM Speed Adjustable Switch 4-Wire Speed Control Module for RV Camper Vent Fan
Aliexpress UK
Input and Output: Designed for AC 220V input and AC 0~220V output, the AC motor speed regulator ensures high working efficiency with safety. Be cautious when using circuit board electronic products.
eBay
1PC 2000W SCR Voltage Regulator Module AC 220V High Power Motor Speed Controller Dimmer Precise Adjustable Controller Module
Aliexpress UK
Frequency 1-100KHZ can be set. frequency: 1-100KHZ can be set. Limit the upper and lower limit of the speed. Support motor: brushed motor. Speed regulation type: current regulation. Use digital encoder knob, stable and durable, high precision and better consistency.
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US-52 Motor Speed Controller Pinpoint Regulator Controller Forward & Backward AC 220V 6-400W
Aliexpress UK
Applicable current: rated current 10A, instantaneous withstand peak current 20A. PWM frequency: 25kHz; Duty Cycle adjustable: 5%-100%. TO CHANGE MOTOR DIRECTION, INTERCHANGE THE POSITIVE AND NEGATIVE WIRES OF MOTOR.
eBay
XTECH PWM DC Motor Speed Controller Switch DC 20A Current Regulator 10-60V PWM DC Controller 150W 12V 24V 36V 48V
Aliexpress UK
✔️ High Power Capacity – Supports up to 4000W for heavy-duty applications. ✔️ AC SCR Technology – Stable and efficient performance. Heat dissipation is required for high-load usage. Frequency: 50/60Hz.
eBay
PWM Fan Controller DC Motor Speed Controller With Adjustable Switch Stable Performance For RV Camper Vent Fan
Aliexpress UK
High Power Switch Drive Module - 5V-36V, 400W, 15A Continuous, 30A Peak. 400W Max Power. 🚀 High Power MOSFET Technology. 400W power output. Output Type: MOSFET Switch. Maximum Power: 400W continuousHIGH POWER.
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BTLIFE-DC 1.8V 3V 5V 6V 12V 2A PWM Motorspeed Controller Low Voltage Motor Speed Controller PWM 0~100% Adjustable Drive Module
Aliexpress UK
Rated Current: Rated 5A, maximum instantaneous current 15A. The external switch needs to use a self reset button or key, press it once to turn it on, and press it again to turn it off. Motor Starting: Motor soft start function, the current slowly increases when starting the motor, no impact current, effectively protects the motor, and prolongs the service life of the motor.
eBay
48V 60V 72V 50A Universal Brushless Motor Speed Controller 500W-3000W Sine Wave Electric Vehicle Controller Three-mode Driver
Aliexpress UK