York S1-373-39504-003 Conversion Kit 321702-401 While primarily a Quincy OEM

While primarily a Quincy OEM part

ensuring minimal static pressure drop while maintaining peak system performance

Running this unit at lower voltages will cause failure and is not recommended for 208-230V applications

This is an X13 constant torque motor

Technical Reliability: Features internal inherent motor protection (line break) and a PSC motor design for consistent performance under high thermal loads

York S1-373-39504-003 Conversion Kit 321702-401 While primarily a Quincy OEMWhen you are performing a field upgrade on legacy York hardware, the York S1 373 39504 003 GEN2 Compressor Conversion Kit is the essential OEM solution for transitioning from GEN1 to GEN2 compressor technology. This kit is engineered to modernize existing residential air conditioning and heat pump units, ensuring seamless integration with original line sets and electrical configurations. As a veteran grade retrofit package, it eliminates the guesswork