OEM Guaranteed
Same-Day Ship
30-Day Returns
Secure Checkout
This is the factory OEM replacement contactor (part number HN53CD024) for the Carrier PF1APB090000ABGC packaged air conditioning unit. The contactor is a high-voltage relay controlled by the 24V signal from your thermostat — when the thermostat calls for cooling, the contactor closes, sending line voltage to the compressor and condenser fan motor. A failed contactor is one of the most common reasons an AC system won't respond to a cooling call, hums without starting, or experiences intermittent shutdown. Pitted or burned contacts are a clear sign this part needs immediate replacement.
Compatibility: Designed and verified for the Carrier PF1APB090000ABGC packaged unit. Always confirm coil voltage and pole configuration on your unit's data plate before ordering. If you need fitment verification, our HVAC parts specialists are available to confirm compatibility before you buy. In stock and ready to ship today — get your system back online fast.