Designed as a direct drop-in replacement

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

it handles the intense thermal stress of localized pilot flames while maintaining consistent electrical resistance

ensuring optimal heat exchanger cooling and improved system efficiency

This OEM Johnson Controls part includes the necessary upper spring seat and stem extension required to convert or repair your compact pneumatic assembly in the field

Copeland 940-0001-79 Potential Relay Els PW 17895 Designed as a direct drop-inThe 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