Honeywell Fan Control Centers Provide Low Voltage Control Of Line Voltage Fan Motors And Auxiliary Circuits In Heating, Cooling And Air-Conditioning Systems.
Provides overload protection for transformer. Convenient connections for thermostat and heating-cooling equipment wiring. Mounts on standard 4 x 4 junction box. Relay is easily replaced without disturbing wiring. R8239 Fan Controls include NEMA standard Type D transformer to power low voltage control systems.