confirm if a "Z" or "X" charge is required for your specific evaporator temperature range

Precision Trip Mechanism: Utilization of a calibrated thermal-magnetic trip element provides accurate response times to HVAC circuit overloads

preventing potential compressor damage or system failure

this York chiller level sensor offers a rugged build that withstands constant pressure fluctuations and thermal cycling common in heavy-duty HVACR environments

Lochinvar & A.O. Smith 100112664 Burner Assembly 318423-701 confirm if a "Z" orThe Lochinvar & A. O. Smith 100112664 Burner Assembly is a precise OEM replacement engineered for high recovery natural gas water heaters and commercial heating systems. This 20 inch burner assembly features a factory calibrated #32 orifice, ensuring the stoichiometric air fuel ratio required for efficient combustion and minimal carbon monoxide production. Specifically designed for compatibility with series like the PVN5040 and G650S40N PV ES2, this