The BITZER Open Type Compressor Type 3 Piston Assembly 302239-04 is a high-quality central air conditioner compressor designed for use in HVAC and refrigeration systems. Made by the reputable brand BITZER in Germany, this reciprocating compressor operates on corded electric power and is compatible with refrigerants such as R-404a, R-407c, and R-22. With a power phase of 3 phases, this compressor assembly is a reliable and efficient component for maintaining optimal cooling and heating in various industrial and commercial settings.