Enhanced Durability: Silver cadmium oxide contacts resist welding and pitting under high-load starting conditions

typically pre-programmed for specific air handler models

ensures precise cut-out and cut-in calibration for residential and commercial split systems

Constructed with durable materials like galvanized painted steel and high-quality copper fittings

Reliable Performance: Iron-body construction and 1/2 psi pressure rating ensure durability in demanding environments

Copeland 577-0421-00 Tank-Accumlator 321702-401 Enhanced Durability: Silver cadmium oxideThe Copeland 577 0421 00 is an essential suction line accumulator assembly designed to safeguard compressors from liquid slugging and premature failure. Engineered specifically for refrigeration systems and heat pump applications, this tank accumulator assembly features a robust bi metal construction that handles high pressure environments while maintaining system stability. By acting as a temporary reservoir, it effectively traps liquid refrigerant