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The assembly includes a Style 4 sensing bulb (11/16" diameter by 3-1/4" length) and a 6-foot capillary for flexible positioning in demanding mechanical rooms
As a 24VDC relay module
As a veteran-preferred HVACR refrigeration part
Always verify the orifice size and body configuration
Williams P321942 Limit Switch 322027-701 The assembly includes a StyleThe Williams P321942 Limit Switch is a critical OEM safety component engineered for Williams Forsaire Direct Vent Wall Furnaces and 6007 Series counterflow units. This temperature sensitive switch, classified as an L210 40F limit switch, monitors plenum air temperature to prevent heat exchanger damage and hazardous overheating conditions. As a technical HVAC replacement part, it is designed with a normally closed contact configuration that opens the
