Constructed with premium materials to resist wear from continuous pressure modulation

As a veteran-grade HVAC high limit switch

This actuator is a direct replacement for legacy components like the M572-5056

Featuring 3/8x3/8 ODF connections

This kit is a direct replacement for Lennox residential HVAC units requiring specific tonnage-to-orifice matching

Williams P623313 Pipe Sensor 322838-752 Constructed with premium materials toThe Williams Comfort Products P623313 Pipe Sensor is a critical Genuine OEM replacement part engineered for high precision temperature monitoring in hydronic and forced air heating systems. This NTC thermistor sensor provides the control board with real time feedback, ensuring accurate thermal regulation and preventing short cycling or overheating. Designed specifically for Williams equipment, the P623313 is the direct cross for P600109, offering a