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The genuine OEM Lennox 96M04 is a Copeland ZP137KCE-TFD-950 scroll compressor rated at 135,000 BTUH, 460V, R-410A, 3-phase — built for commercial and large-capacity Lennox rooftop and split systems. As the core of the refrigeration circuit, it compresses and circulates R-410A to deliver the cooling capacity your Lennox equipment is engineered to provide. Its scroll design offers high efficiency, quiet operation, and long service life.
Common failure symptoms: a failed unit may hum without starting, trip the overload or breaker, produce warm discharge air, run continuously without cooling, or generate loud mechanical noise. Grounded windings, loss of compression, and locked rotors are typical causes on 3-phase scroll compressors.
Why OEM matters: commercial Lennox systems demand the precise displacement, voltage, and R-410A rating of the original compressor. Substituting a mismatched unit risks improper charge, capacity loss, and control faults. The OEM 96M04 restores factory performance, protects warranty coverage, and installs to spec. Installation and refrigerant recovery must be done by an EPA-certified technician on properly rated 3-phase power.