J&D Manufacturing Manual Variable Fan Speed Controller General Extraction with a lifespan of 3-5

with a lifespan of 3-5 years

Helping you maintain a stable grow environment

and after a rain or irrigation when deficiency symptoms are present or during growth periods when additional calcium is needed

heavy harvests they cultivated with the help of these liquid nutrients

Easy to Use: Add a new sensor in seconds

J&D Manufacturing Manual Variable Fan Speed Controller General Extraction with a lifespan of 3-5Manual variable fan speed controllers The JDMV1 and JDMV1 C are manual, variable speed controls. It has (1) variable speed output (12 FLA) and a 15 amp overload protection fuse. Use this simple control to ramp up or down the speed of your circulation fans. Manual speed control for fans that have variable speed capable motors. Designed for greater heat dissipation. Rubber gasket sealed enclosure. Separate on off toggle switch and manual variable output