Copeland CR18K6E-PFV-875 Compressor Refrigerant The 421-664 is built to

The 421-664 is built to handle high-duty cycles while providing a stable spark for boiler ignition transformers

the 100165923 is the updated service replacement for the PLT20002 and PLT30003 part numbers

and other contaminants that could lead to compressor failure or expansion valve blockage

a different version or a step-down transformer would be necessary to ensure compatibility with the control signal

If you are battling iced-up coils or mid-winter compressor short-cycling

Copeland CR18K6E-PFV-875 Compressor Refrigerant The 421-664 is built toThe Copeland CR18K6E PFV 875 Compressor is a high efficiency 1. 5 ton hermetic reciprocating unit engineered for residential and light commercial HVACR applications. Operating on 208 230V single phase power, this 18,000 BTU compressor serves as a direct technical replacement for legacy models 919392 and 55 25200 38S. It is optimized for use with R 407C and R 22 refrigerants, utilizing a 45 oz POE oil charge for superior lubrication and component