Simplified Maintenance: Standard threaded 1/2-inch NPT ports allow for seamless integration into existing pipe headers

the internal slide may be physically obstructed or damaged

This SPST pressure switch features an open on pressure drop (open-low) action

How do I set the defrost curve on the S1-331-01975-102

Industrial Build Quality: Features a black finished steel case and a synthetic window for protection against high-heat boiler room conditions

York S1-373-27868-407 Evaporator Coil 321142-301 Simplified Maintenance: Standard threaded 1/2-inchThe York S1 373 27868 407 Evaporator Coil is a critical 4 ton OEM replacement engineered for precision heat transfer in commercial and heavy duty residential split systems. This indoor evaporator coil serves as a direct drop in for technicians maintaining York HVAC systems, encompassing a robust copper tube and aluminum fin construction that ensures high efficiency thermal absorption. Designed to handle R 410A refrigerant, this assembly integrates a