Copeland ZR57K3E-TFD-930 Compressor R-22 Replaceable Dual Core Design: The

Replaceable Dual Core Design: The 96 cubic inch shell holds two cores

diaphragm to provide proportional control for medium to large-sized dampers and fan vanes

For contractors tackling a White-Rodgers 37C73U-174 replacement

this control is designed for high-pressure systems with a range starting at 50 psig

Direct Lennox 86H5501 cross-reference for guaranteed compatibility with legacy air handler models

Copeland ZR57K3E-TFD-930 Compressor R-22 Replaceable Dual Core Design: TheThe Copeland ZR57K3E TFD 930 is a heavy duty 460V 3 phase scroll compressor engineered for commercial HVAC applications requiring 58,500 BTU hr capacity. Optimized for R 22 and R 407C refrigerants, this hermetic unit utilizes POE oil (Polyolester) to ensure steady lubrication and compatibility with modern HCFC and HFC blends. The ZR series is the industry standard for rooftop units, chillers, and split systems, providing a direct replacement for 55