Active Air Fan Speed Adjuster



Hydrofarm’s Fan Speed Adjuster was designed especially for centrifugal fans. This means it will help prevent damage to fan motors, ensuring longer life. (Meant for use with brushless motors, and all Hydrofarm inline fans, not booster fans)

It will correctly and precisely adjust the speed of centrifugal fans. These controllers are more sensitive than any on the market, and are compact and built to last.


Internal electronic auto-resetting circuit breaker
State-of-the-art electronics throughout
Rated for 350 Watts max
120VAC voltage capacity

Additional information

Weight 1.0 lbs
Dimensions 3.2 x 2.9 x 4.3 in