Top 10 Exhaust Fan Speed Control Switch – Greenhouse Ventilation Equipment

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1. iPower

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IPower 2-pack Exhaust Fan Variable Speed Adjuster For Duct Inline Fan Vent Blower HVAC Speed Controller, 350W

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iPower #ad - Note: to avoid the risk of burning out the fan motor, controller does NOT adjust below 50%. Ipower fan speed controller will correctly adjust the speed of your duct and inline fans.

Design: durable 3-pole grounded plug construction, simple box design to stay out of the way and keep cords tangle-free. Suitable for all duct and inline fans. Specifications: current capacity: 3 amps; volt: 120 AC; watts max: 350W; dimensions: 3. 625inl*2. 215inw*2inH. One control switch for 3 settings: variable speed, OFF, HIGH, MED, LOW. This controller is not suitable for shaded pole motor and brushless motor fan. Built-in grounded control outlet.
BrandiPower #ad
ManufactureriPower #ad
Height3 Inches
Length6 Inches
Width4 Inches
Part NumberGLFANXCONTROLX2
ModelGLFANXCONTROLX2

2. AC Infinity

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Grow Tents, Quiet 4” Inline Duct Fan with Speed Controller, Ventilation Exhaust Fan for Heating Cooling Booster, AC Infinity CLOUDLINE S4, Hydroponics

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AC Infinity #ad - Mixed flow design combined with an EC-powered motor for a truly quiet and energy efficient performance. See t-series for temperature and humidity controls. Duct size: 4” | dimensions: 6. 9 x 11. 9 x 7. 4 in. Kit also includes corded AC power adapter, installation manual, and all necessary mounting hardware. Designed to ventilate grow tents, circulate air, exhaust odors, transfer heating/cooling to rooms, and cool AV racks. Airflow: 205 cfm | noise: 28 dBA | Bearings: Dual Ball. Features an 8-speed manual controller utilizing PWM.
BrandAC Infinity #ad
ManufacturerAC Infinity #ad
Part NumberAI-CLS4
ModelCLOUDLINE S4

3. AC Infinity

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Hydroponics, Grow Tents, AC Infinity CLOUDLINE S6, Quiet 6” Inline Duct Fan with Speed Controller, Ventilation Exhaust Fan for Heating Cooling Booster

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AC Infinity #ad - Kit also includes corded AC power adapter, installation manual, and all necessary mounting hardware. Airflow: 402 cfm | noise: 32 dBA | Bearings: Dual Ball. Designed to ventilate grow tents, transfer heating/cooling to rooms, exhaust odors, circulate air, and cool AV racks. See t-series for temperature and humidity controls. Mixed flow design combined with an EC-powered motor for a truly quiet and energy efficient performance. Duct size: 6” | dimensions: 7. 9 x 12. 6 x 8. 4 in. Features an 8-speed manual controller utilizing PWM.
BrandAC Infinity #ad
ManufacturerAC Infinity #ad
Part NumberAI-CLS6
ModelCLOUDLINE S6

4. iPower

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Black, 350W, iPower Variable Fan Speed Controller Adjuster Cordless for Duct Inline Exhaust Vent Blower, HVAC

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iPower #ad - Note: to avoid the risk of burning out the fan motor, controller does NOT adjust below 50%. Warranty: 1 year. Durable 3-pole grounded Plug Construction, No Extra Wires to Deal With. Suitable for all Duct and inline fans. One control switch for 3 settings: Variable Speed, OFF, HIGH, MED, LOW. Built-in grounded control outlet. This controller is not suitable for Shaded Pole Motor and Brushless Motor Fan. Ipower fan speed controller will correctly and precisely adjust the speed of your duct and inline fans.
BrandiPower #ad
ManufactureriPower #ad
Height3 Inches
Length4 Inches
Width3 Inches
Part NumberGLFANXCONTROL
ModelVariable Fan Speed Controller

5. VIVOSUN

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VIVOSUN 6 Inch 390 CFM Inline Duct Fan with Variable Speed Controller HVAC Blower for Ventilation

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VIVOSUN #ad - Versatile applications: Suitable for industrial, household and horticulture ventilation applications for air clean and temperature control. Max ambient temp is 104℉ / 40℃. Moves air through your target location efficiently for optimal ventilation. Effective ventilation: powerful blower with a fan speed of 2550 RPM for an air flow of 390 CFM. Low noise level: durable plastic fan housing and blades for extremely low noise
BrandVIVOSUN #ad
ManufacturerVIVOSUN #ad

6. CASOLLY

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CASOLLY Variable Fan Speed Control for Inline and Duct Fan Adjustable Speed Controller

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CASOLLY #ad - Power cord:power cord is 6. 6 ft, longer than others, more convenient to use. Built-in a metal clamp at the back of the speed controller. Applications: fans, attic fans, fireplace Blowers, blowers, Humidifiers, Ventilators which power is from 500w to 1500w. Come with 6 feet grounded power cord with US standard plug. Attention: fuse is 15 a, Environmental friendly, lightweight and practical. Three setting:off, on full and variable. Easy to use: built-in grounded control outlet.
BrandCASOLLY #ad
ManufacturerAIXI HOME #ad

7. AC Infinity

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Ventilation Exhaust Fan for Heating Cooling Booster, AC Infinity CLOUDLINE T8, Grow Tents, Hydroponics, Quiet 8” Inline Duct Fan with Temperature Humidity Controller

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AC Infinity #ad - Kit also includes corded sensor probe, AC power plug, two duct clamps, and required mounting hardware. Duct size: 8” | dimensions: 8. 5 x 11. 9 x 9. 2 in. Airflow: 807 cfm | noise: 39 dBA | Bearings: Dual Ball. Mixed flow design combined with a PWM-controlled EC-motor for a truly quiet and energy efficient performance. Designed to ventilate hydroponic grow rooms, transfer heating/cooling, cool AV closets, and exhaust odors. Intelligent controller with temperature and humidity programming, fan speed control, timer, and alarm system.
BrandAC Infinity #ad
ManufacturerAC Infinity #ad
Height9.2 Inches
Length8.5 Inches
Width11.9 Inches
Part NumberAI-CLT8
ModelCLOUDLINE T8

8. AC Infinity

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AC Infinity CLOUDLINE S8, Quiet 8” Inline Duct Fan with Speed Controller, Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics

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AC Infinity #ad - Mixed flow design combined with an EC-powered motor for a truly quiet and energy efficient performance. Features an 8-speed manual controller utilizing PWM. Designed to ventilate hydroponic grow rooms, transfer heating/cooling, circulate air, cool AV closets, exhaust odors. Kit also includes corded AC power plug, installation manual, and all necessary mounting hardware. Duct size: 8” | dimensions: 8. 5 x 11. 9 x 9. 2 in. See t-series for temperature and humidity controls. Airflow: 807 cfm | noise: 39 dBA | Bearings: Dual Ball.
BrandAC Infinity #ad
ManufacturerAC Infinity #ad
Part NumberAI-CLS8
ModelCLOUDLINE S8

9. KCHEX

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KCHEX Lab Variable Fan 3 Speed Controller for Grow Tent and HVAC Intake and Exhaust Duct Fan Ventilation System

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KCHEX #ad - Quality design: if you are looking for a quality speed controller for your fan, enjoy the accessibility of fitting this in your grow area. The rheostat dial allows ease of use and simplicity when choosing what fan speed control setting you like. These can include but are not limited to; greenhouses, kitchens, and many other HVAC set ups.

Included components: 1x Yield Lab Variable Fan Speed Controller. Wide variety of applications: if you do not have a grow tent, do not fret as this controller can be applied to many situations. So whether you need controller for your indoor or outdoor ventilation system, grow rooms, bathrooms, this item is for you. With a 3 -prong grounded export plug, look no further! Using a hard plastic shell and metal mounting clip, this controller is ready for use with almost all household plug types.

Safety and protection: when it comes to your grow, your safety and protection is of the upmost importance. Multiple speeds: never get stuck with a one speed setting on your fans ever again! With variable settings at low, medium and high you can easily modulate your fan speed depending on the size of your room. Featuring an easily removable fuse, this device is protected in the event of power surges and item malfunction.
BrandKCHEX #ad
ManufacturerGotham Hydroponics #ad
Part NumberGH-M034

10. VIVOSUN

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VIVOSUN 6 Inch 440 CFM Inline Duct Ventilation Fan with Variable Speed Controller

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VIVOSUN #ad - Powerful air flow: heavy hitting blower with a fan speed of 2450 RPM for an air flow of 440 CFM. Tight, precise construction eliminates rattling and reduces wear and tear to give the element a long life.

Fine-tuned for minimum vibration with a sturdy vegan leather cover that further muffles any sound or vibration. High tech design: the aerodynamically designed centrifugal impeller of this unit delivers strong air flow with a disproportionately low sound profile. Durable build: galvanized steel parts come factory painted to resist atmospheric corrosion from humidity.

Fitted with a variable speed controller and dual flanges for hassle free hookup. Versatile applications: Ideal for cooling lighting fixtures or controlling hot and humid conditions in grow tents/rooms. Runs smooth and quiet: powerful fan puts out only 50 dB noise level. Moves air through your target location efficiently for optimal ventilation.
BrandVIVOSUN #ad
ManufacturerVIVOSUN #ad
Part NumberCECOMINOD072448
ModelCECOMINOD072448