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This OEM discharge gas thermostat (part # HN68GA242) is the factory-authorized replacement for the Carrier 06E799ARP Carlyle semi-hermetic reciprocating compressor. Mounted directly on the compressor discharge line, this thermostat continuously monitors discharge gas temperature and triggers a protective shutdown when temperatures exceed the safe operating threshold — preventing catastrophic compressor damage caused by overheating, refrigerant slugging, or loss of lubrication. If your compressor is locking out on high-temperature fault codes, or shutting down unexpectedly during high-load conditions, a failed discharge gas thermostat is a primary suspect.
Compatibility: Designed for the Carrier / Carlyle 06E799ARP semi-hermetic reciprocating compressor. Always verify the part number on your existing thermostat or compressor data plate before ordering. Cross-references include Carlyle part numbers and Airpax/Sensata equivalents. Our HVAC parts specialists are available to confirm fitment before you buy — don't guess on a compressor protection component.