normally closed (NC) switch is factory-calibrated to open at 170°F

this integrated furnace control regulates the ignition sequence

Is this a bi-directional filter drier

ensuring optimal heat exchanger cooling and improved system efficiency

Professionals rely on this genuine York furnace part for its precise 15-amp rating at 125/250V

Copeland 940-0001-79 Potential Relay Els PW 17895 normally closed (NC) switch isThe Copeland 940 0001 79 Potential Relay is a mission critical component designed for high torque motor starting in commercial refrigeration and air conditioning systems. Engineered for precision, this 3ARR3KC3P5 potential relay monitors the back electromotive force (EMF) to efficiently disconnect the start capacitor once the compressor reaches optimal operating speed. This OEM Copeland replacement part ensures consistent compressor start up and