Control your fans better in your grow tent or grow room with this transformer based controller which automatically adjusts extraction and intake speeds depending on light conditions. Gives you precise climate management around the clock. The built in photocell sensor detects when lights switch between day and night mode, allowing separate fan speed settings for each cycle. Designed for reliability in demanding grow environments, it features four outlets, supports two independent fans, and provides smooth, low‑noise speed control without motor hum. Key Features Day & Night Speed Control set different fan speeds for lights on and lights off periods Integrated Photocell automatically switches modes based on light level Dependable Transformer based control provides stable, low vibration fan operation 4 Outlets so controls 2 intake fans and to 2 outtake fans easy to manage multiple fans from one unit 2amp Max Load which is suitable for most small to medium extraction setups Ideal For Maintaining stable climate during lights off periods Reducing temperature swings between day and night Quiet, smooth fan operation without buzzing & humming Growers wanting automated, hands free climate control without digital issues Please Note: this controller is suitable for Centrifugal fans but will not be suitable for use with Axial style fans and some standard Mixed flow fans. If the fan you have already has a variable speed controller this controller can't be used to further control the fan, also EC style fans have their own special controller so this unit will not work with an EC fan, if unsure please check with us first
