{"product_id":"carrier-ph10ja048000aaaa-contactor-1iwxlq","title":"OEM Carrier Contactor 1-Pole 30A 24V for PH10JA048000AAAA","description":"\u003ch1\u003eOEM Carrier Single-Pole Contactor 30 Amp 24V Coil (HN51KC024) for Model PH10JA048000AAAA\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier contactor (part number \u003cstrong\u003eHN51KC024\u003c\/strong\u003e), factory-specified for the \u003cstrong\u003eCarrier PH10JA048000AAAA\u003c\/strong\u003e packaged heat pump unit. The contactor is a high-voltage relay that receives a low-voltage (24V) signal from the thermostat and switches line-voltage power to the compressor and\/or fan motor. When the contactor fails — due to pitted or burned contacts, a welded-shut coil, or an open coil — the unit will either refuse to turn on entirely, run continuously without shutting off, or trip the breaker. Replacing a faulty contactor is one of the most common and cost-effective HVAC repairs available.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 1-pole configuration | 30A Full Load Amps (FLA) | 150A Locked Rotor Amps (LRA) | 24 VAC coil voltage | 50\/60 Hz rated | Factory-matched OEM tolerances\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This genuine OEM Carrier contactor is built to exact factory specifications for the PH10JA048000AAAA, ensuring correct coil pull-in voltage, contact gap, and amp rating. Generic contactors may use thinner contact material, leading to premature pitting and repeat failures — especially under heavy compressor load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Always disconnect and lock out power at the breaker before starting. Photograph all existing wiring before disconnecting. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Confirm 24V coil signal at the contactor terminals before replacing to rule out a thermostat or control board issue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty. Ships same business day from our warehouse when ordered before cutoff.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the Carrier \u003cstrong\u003ePH10JA048000AAAA\u003c\/strong\u003e packaged heat pump. Also cross-references with Bryant, Payne, and Day \u0026amp; Night units calling for HN51KC024. Always verify your unit's wiring diagram and parts list before ordering. Our fitment team is available to confirm compatibility — contact us before you buy if you have any doubts.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62641987354995,"sku":"CARRIE-PH10JA048000AAAA-CONTACTOR-HN51KC024","price":65.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62641987387763,"sku":"CARRIE-PH10JA048000AAAA-CONTACTOR-HN51KC024-GEN","price":57.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-HN51KC024_e35074a6-1a89-4361-9f89-2687a88319be.jpg?v=1775021440","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ph10ja048000aaaa-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}