Senasys/K-Kontrols

Pre-Wired Fan Speed Control (weather-resistant, series plug, 120V, 5 amp)

Portable Fan Control - E3139 Continuously variable solid-state control lets you select the proper exhaust fan speed and minimum fan starting speed for your greenhouse. Also used on air circulation...

Hard-Wire Fan Speed Control (weather-resistant), 120V, 5 amp

Perfect Ventilation - E3131 Continuously variable solid-state control lets you select the proper exhaust fan speed and minimum fan starting speed for your greenhouse. Also used on air circulation...