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This is the genuine OEM Carrier contactor (part number HN53CB115), factory-specified for the Carrier 09DK084100 commercial condensing unit. The contactor is a high-voltage electromechanical relay that controls the flow of power to your compressor and other load-side components. When the 24V control signal energizes the coil, the contactor closes its poles and delivers line voltage to the load. A failed contactor typically presents as a unit that won't start, chatters audibly, draws excessive amperage, or shows pitted/burnt contact surfaces upon inspection.
Compatibility: Designed for the Carrier 09DK084100 commercial condensing unit. Verify pole count, FLA rating, and coil voltage on your existing contactor's data label before ordering. Our HVAC parts specialists are available to confirm fitment — contact us before you buy if you have any questions. Order today and your part ships the same business day.