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The internal relief valve (IRV) provide an essential layer of overpressurization protection
Is the wiring for the 259521 relay the same as the old unit
This high-efficiency SBA-MF 5 Series assembly is engineered for durability
you must verify the specific WC rating matches your original unit's data plate
Trane COM11973 Compressor Refrigerant The internal relief valve (IRV)The Trane COM11973 Compressor is an OEM 3. 43 ton R22 rotary compressor designed for 200 230V applications. Operating at 60Hz, this hermetic unit provides 41,160 BTUH of cooling capacity, making it a reliable drop in choice for maintaining 4 ton cooling systems. Built with standard rotolock connections, this compressor is engineered to meet Trane American Standard performance specifications, ensuring efficient refrigerant flow and heat transfer within