OEM Guaranteed
Same-Day Ship
30-Day Returns
Secure Checkout
This OEM contactor is the factory-specified replacement for the Carrier C4850C50AJ06061 packaged unit. The contactor is a high-voltage relay controlled by the thermostat's 24V signal — when the stat calls for cooling, the contactor closes and delivers line voltage to the compressor and condenser fan motor. A failed contactor is one of the most common causes of an AC system that simply won't turn on, hums without starting, or shows signs of pitted and burned contact points that prevent proper electrical engagement.
Compatibility: Designed as a direct OEM replacement for Carrier model C4850C50AJ06061. Cross-references OEM part numbers HN53CB115, HN53HF122, and HN53HG120. Always verify coil voltage and pole configuration on your unit's data plate before ordering. Our fitment team is available to confirm compatibility — order with confidence and get your system back up fast.