Variable Fan Speed Controllers of 2025
Best Choice1
FICBXRAPeed Controller with On-Off Switch, 120 VAC 15 Amp Motor Variable Speed Controller for Ventilation Fans
Main highlights- Variable speed adjustment is available, allowing you to select your desired air volume level.
- The package contains dials, knobs, wire connectors and instructions.
- Rotary Type Variable Speed Controller with On/Off Switch.
- Fits Standard Single Gang Box.
- ETL Approved.
9.8Exceptional
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Value for Money2
CavalliFunAC Motor Speed Controller 120V 15A Variable Speed Controller & Fan Speed Controller, Electronic Voltage Regulator for Electric Motors with Overload Protection, LED Display for Precise Control
Why we love it
Versatile for various motorized tools.
Enhanced safety features included.
Real-time voltage adjustments.
9.7Exceptional
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3
KB ELECTRONICSKB Electronics 8811007 Solid State Variable Speed AC Electric Motor Control, 6.0 Max amp, 115V, # K177-1006
Main highlights- Not to be used with Capacitor Start or Capacitor Run Motors
- Designed for Standard 2" x 4" Electrical Wall Box
- Applications: Fans, Blowers, Fireplace Blowers, Attic Fans, Humidifiers, Ventilators
- 6.0 Max amps 115 Volts; UL & CSA Approved
9.6Exceptional
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4
VIVOSUNVIVOSUN Variable Fan Speed Controller, Speed Adjuster for Inline Duct Fan in Ventilation System
Main highlights- Usage Scenario: This speed adjuster can be used on fans in places like grow tents, warm houses, home, basement, office and so on
- Specifications: Voltage/Frequency is 120V/60HZ Max; Amperage is 15A; 6 ft. Cable; Plug: 3-pole, American(grounded)
- Safe Operation: Built-in grounded plug for safe operation with all inline fans
- Lower Cost: With this fan speed controller, you don’t need to run the fan at full speed all the time so that there is no waste of energy
- 3 Speeds: One switch, 3 modes; You can have low, mid, and full speed of the fan, suitable for different needs and situations with better ventilation
9.5Excellent
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5
CDMALLCDMALL AC Motor Speed Controller 120V 15A Max Electronic Fan Speed Controller Variable Adjuster for Hydroponics Inline Duct Exhaust Ceiling Fans with 6' Long Cord
Why we love it
Adjusts fan speed for comfort.
Overload protection for added safety.
Durable and long-lasting materials.
9.3Excellent
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6
ZOWZEAZOWZEA AC Motor Variable Speed Controller 120V 15A 4000W with Overload Protection Switch
Main highlights- Versatile Usage：Perfect for powering fans, small motors, soldering irons, and other inductive load devices. It can also be used with resistive loads such as kettles and electric heaters.
- Standard Socket：The device features a standard socket at the bottom, compatible with both Type A and Type B plugs commonly used in the United States.
- Overload Protection：The switch automatically cuts off power when the current exceeds 15A, ensuring safety for both equipment and users. The flame-retardant casing provides an additional layer of protection.
- Electrical Specifications：Input voltage range of 110-120V, with a maximum current capacity of 15A and a rated current of 9A. Supports a maximum resistive load of 4000W and an inductive load of 1500W.
- Convenient Design：Featuring a back clip, allowing you to easily secure it to your belt while working. The rotary knob provides precise voltage control, while the LED voltage display ensures easy monitoring.
9.2Excellent
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7
ALL-CARBALL-CARB Router Fan Electric Motor Rheostat Variable Speed Controller AC 1500W / 120V / 15A
Main highlights- Router Fan Electric Motor Rheostat Variable Speed Controller AC
- Maximum Input Power: 1500W, Three Settings Include: off / on (full) / variable
- If there is a buzzing sound during use, it is because the electronic noise of the motor during low-speed use does not affect the motor
- If the fan itself has a speed control function, using the speed controller will not work at low speeds and can be used at high speeds
- Current Capacity: 15A, Voltage Capacity: 120V AC/60Hz
9.0Excellent
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8
MicroTunk10% OffAC Motor Speed Controller Voltage Regulator 100V-110V- 120v 15A 4000W,with 5 FT Extension Cord Rheostat Variable Speed Controller for Fan Speed Controller Electric Motor Angle Grinder Exhaust Fan
Why we love it
Wide compatibility with various devices.
Built-in overload protection for safety.
Real-time voltage display.
8.9Very Good
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9
TKXECTKXEC Adjustabe 4000W AC 110v Motor Speed Controller Angle Grinder, Hand Electric Drill Polishing Machine Fan Speed Controller Variable Speed Control Switch With Overload Protection
Main highlights- Safety performance:The shell is made of flame-retardant material,which is high-temperature flame-retardant and does not deform during high temperature burning,It has independent switch control input and output voltage with overload
- Product features: Adopting a precision pressure regulating knob, one turn pressure regulation,easy speed regulation,high precision,good stability,It can be used by plugging in and compatible with American standard A and B type plugs
- Parameter Description:voltage 100-120AC adjustable,Supports a maximum resistive load of 4000 watts and an inductive load of 1500 watts Maximum current capacity 15A,rated current 9A
- Clever design:Designed with a tool kit for hanging and fishing, making it easy to operate the angle grinder,Tools such as marble machine and blower
- Application:Angle grinder, marble machine, exhaust fan,electric furnace, tungsten filament light bulb,blower can all be used (products with circuit boards and capacitor electronic components inside cannot be used)
8.8Very Good
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10
GMURAVariable Speed Controller AC Motor Speed Controller for Router Rheostat Exhaust Fan Drill, Electronic Voltage Regulator with Overload Protection and Voltage LED Display Screen, AC 100V 120V
Main highlights- Wide Application: Router speed controller can regulate speed, temperature, voltage and light, which is suitable for US standard A and B plugs, widely used in exhaust fans, electric furnaces, angle grinders, marble machines, blowers, Note: It can't be used in electrical appliances with circuit boards and capacitance electronic components, such as microwave ovens, induction cookers, rice cookers, water pump, washing machines, LED energy-saving lights etc
- Overload and Overvoltage Protection: Voltage controller is equipped with an independent switch to control voltage, with overload and short circuit protection function, When the instantaneous current exceeds 15 amperes, the switch will automatically power off, thus protecting the controller, You can also judge the working status of the switch through the indicator light
- High Quality Material: Fan speed controller uses high-quality ABS plastic insulated flame-retardant shell, which is not discolored, deformed, cracked, high temperature resistant, The internal fittings are made of thickened phosphor bronze, which is safe and reliable in quality and has a longer service life, Note: Your device's startup current should be less than 15A. If it exceeds 15A, this product cannot be used
- High Precision Display: Rheostat variable speed control adopts precision pressure regulating knob for voltage regulation, with high accuracy and good stability, Control accuracy can reach 1 volt, Through the digital display screen, you can accurately understand the working voltage of the machine, LED light makes the real-time voltage number clearer
- Back Hook Design: In order to facilitate the operation of the angle grinder, we specially designed a hook on the back of the governor, through which you can hang the governor on the tool bag of the tool kit, which is convenient to carry and more convenient to use, plug and play, simple and practical
8.7Very Good
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