Simple and effective Manual Speed Controller for fans. It's our choice for controlling variable speed stir and circulation fans. The P-MSC-4 will control up to three 20" stir fans.
It can also be used as light dimmer for brooder heat lamps and can power up to five 250 watt lamps.
One variable speed output
Adjustable HIGH/LOW setting
120/230 VAC, 60 HZ, 12.5 Amps