The 1 3/8-inch height and lightweight build ensure a balanced rotation that prevents premature inducer motor bearing failure and reduces vibration noise during the heating cycle

The Williams P213400 Fan Selector Switch F160-30F is a critical OEM-spec replacement component engineered for high-performance direct-vent and gravity wall furnaces

specifically the GMPN040-3

often causing heavy creosote buildup in the chimney due to low return temperatures

preventing burner ignition and ensuring safe equipment operation

Lochinvar & A.O. Smith 100208375 Pressure Switch 30067439-890 The 1 3/8-inch height andFor veteran contractors looking for a reliable replacement on Lochinvar and A. O. Smith units, the Lochinvar & A. O. Smith 100208375 Pressure Switch is the direct OEM solution for maintaining precise combustion safety. This dual pressure switch is engineered to monitor critical draft inducer performance, featuring factory set trip points of Hi 1. 06" WC and Lo 0. 75" WC. As a critical safety component, it ensures the venting system is clear and the