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The genuine OEM Lennox 93W26 is a Copeland ZR48K5-TFD-800 scroll compressor rated at 48,200 BTUh, engineered for 460V three-phase R-22 applications. As a commercial-grade compressor, it compresses and circulates refrigerant to move heat out of the conditioned space, forming the core of your Lennox condensing unit.
Common failure symptoms include the unit tripping on overload, no cooling despite an energized contactor, loud knocking or grinding, phase-imbalance faults, and repeated high-pressure lockouts. On three-phase equipment, reversed rotation or a burned winding frequently indicates the compressor must be replaced.
Why OEM matters: Three-phase commercial systems demand exact electrical and mechanical matching. The genuine Lennox 93W26 delivers the correct displacement, rotation, and overload protection your unit was designed around — critical for the higher pressures and duty cycles of light-commercial cooling. Using R-22, it is a direct factory replacement that safeguards efficiency, reliability, and warranty compliance versus generic substitutes.