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The Lennox 75M35 is a genuine OEM ZP103KCE-TFD-950 scroll compressor rated at 105,000 BTUH, 460V, 3-phase, and designed for R-410A refrigerant. This high-capacity compressor drives the refrigeration cycle in larger Lennox condensing units, compressing and circulating refrigerant to deliver dependable cooling. The scroll mechanism runs smoothly and efficiently, providing steady capacity and long service life in demanding commercial and light-commercial applications.
Common failure symptoms: the unit trips its breaker on startup, the compressor buzzes or hums without starting, you hear metallic grinding or knocking, the system loses cooling capacity, or it short-cycles and overheats. Open windings, a seized rotor, or internal electrical faults are typical signs the compressor has failed.
Why OEM matters: Sized precisely to Lennox's engineering specifications, the 75M35 guarantees the correct voltage, displacement, and refrigerant match for your system. Substituting a non-OEM compressor can cause capacity mismatches, oil incompatibility, and repeat failures. The genuine Lennox part ensures a proper fit, rated efficiency, and full compatibility with your existing controls and charge.