Fan Controls

"Safeguard the health of your livestock with automatically-controlled building ventilation"

Modulate fan speed in response to temperature changes
Convenient wall mounted or junction mounted control units
Triac solid-state controls
Meets NEMA specification 547

Series 50 (data sheet): This electronic fan modulator precisely modulates the speed of ventilation fans in response to changes in ambient temperature. Especially designed for agricultural buildings, although of broad application in all ventilated areas, these fan controls are compact units designed to fit on a standard 4x4 junction box. The gasketed construction protects the electronic controls against dust and solid-state design ensures long life and reliable operation. Instruction Manual Download: 50-14-L420, 50-34-L420.

Series 51E (data sheet): This electronic fan modulator precisely modulates the speed of ventilation fans in response to changes in ambient temperature. This product is similar to the Series 50 but also has a digital display. It is also enclosed in a gasketed housing designed to meet NEMA specification Article 547 for agricultural building use. Instruction Manual Download.

Series 55 (data sheet): This electronic fan modulator precisely modulates the speed of ventilation fans in response to changes in ambient temperature. Especially designed for agricultural buildings, although of broad application in all ventilated areas, these fan controls are compact units designed for wall mount. . It is also enclosed in a gasketed housing designed to meet NEMA specification Article 547 for agricultural building use. Instruction Manual Download.

Series 66-5 (data sheet): Precisely modulate the speed of ventilation fans with model 66-5 manual speed control. Optimum air circulation is maintained in ventilated areas and buildings with minimum noise and efficient use of energy. Especially designed for agricultural buildings, although of broad application in all ventilated areas, these fan controls are compact units designed for wall mounting. Instruction Manual Download.

Fan Speed Controllers - Legacy Products

Series 21: The Quantem Series 21 "single stage" thermostat offers the "Ag producer" and/or greenhouse grower a simple, yet economical and reliable control, for regulation of fan motors and/or heaters. The bulb and capillary unit is wall mounted with a 35 to 100 degree F range.

MP60-X Series: QUANTEM® microprocessor based fan controls offer the progressive farmer the very latest technology at exceptionally low cost. Here is a new line of AGSTAT® controls from QUANTEM®, which provide in a compact package a whole spectrum of capabilities including multi-outputs, hi/lo alarms, programming and PC link. Model MP60-2 is designed for wall mounting. Protected against dust and moisture, a fully sealed housing meets NEMA specification Article 547 for agricultural building use and provides infinitely variable control of fan speed within a narrow temperature range (modulation band) above set point.