Rheem Ruud Weather King Contactor Relay 1 Pole 40 Amp 42-42478-02 42-102851-03

Rheem Ruud Weather King 24 Volt Contactor Relay 42-25101-03 1 Single Pole 40 Amp  This is a BRAND NEW Rheem/Weather King/Corsaire/RUUD 24 volt Single Pole C ontactor with Sealed Contacts. The Rheem/Ruud/WKing/Corsaire Part # is 42-25101-03 (also replaces old # 42-20029-01) . This contactor is rated at 40 Amps and is usually used in 4/5 ton systems (although it can be used in ANY Rheem/Ruud/WKing/Corsaire Residential AC unit!) It is designed to replace many older Part #s- most without a sealed contact. Function:  A contactor form of a relay. Relays are switches that open and close circuits electrically. In most HVAC equipment a low voltage coil relay (24 vac) is energized in order to open or close a higher voltage (usually 120-240) circuit. Replaces Old Part #s: 42-25101-03