Copeland 521-0176-00 Insulator Kit R-407C This mechanical thermostat operates with

This mechanical thermostat operates with two independent Single Pole Double Throw (SPDT) circuits to maintain energy-saving comfort zones between heating and cooling demands

preventing hazardous combustion byproduct leakage and localized water damage

This valve is built with rugged internal seating to withstand the constant cycling found in modern modulating systems

ComfortMaker

Copeland 521-0176-00 Insulator Kit R-407C This mechanical thermostat operates withThe Copeland 521 0176 00 Insulator Kit is a critical service component for maintaining the electrical integrity of Copeland compressor terminal boxes. This OEM terminal insulator is engineered to provide high dielectric protection, effectively preventing arc over and phase to ground shorts at the compressor header. Designed for high amperage HVACR applications, this compressor terminal kit ensures that power leads remain isolated from the metallic