{"product_id":"carrier-c50a502722-contactor-1k1tl0","title":"OEM Carrier Contactor 2-Pole 24V Coil for C50A502722","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model C50A502722\u003c\/h1\u003e\u003cp\u003eThis OEM replacement contactor is the factory-specified part for the \u003cstrong\u003eCarrier C50A502722\u003c\/strong\u003e packaged unit. The contactor functions as the primary high-voltage relay in your HVAC system, receiving a low-voltage signal (24V) from the thermostat or control board and switching the high-voltage circuit that powers the compressor and condenser fan motor. When the contactor fails — due to pitted contacts, a burned coil, or a stuck plunger — the system will appear completely unresponsive, fail to cool, or may run continuously without cycling off.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V coil voltage | Heavy-duty contact rating | OEM part numbers HN53CB115 \/ HN53CD115 | Factory-matched for Carrier C50A502722\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors use precision-milled silver-alloy contacts rated for thousands of switching cycles. Generic aftermarket units often use lower-grade contact materials that pit and corrode faster, leading to repeat failures and potential compressor damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Always disconnect power at the disconnect box and verify zero voltage with a multimeter before beginning. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter. Photograph all wire connections before removing the old contactor. Terminals are line-voltage — exercise extreme caution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. In stock and ships same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits Carrier model \u003cstrong\u003eC50A502722\u003c\/strong\u003e packaged unit. OEM part numbers HN53CB115 and HN53CD115 are both covered by this listing — verify coil voltage and pole count against your unit's data plate before ordering. Not sure it fits? Our HVAC parts specialists confirm fitment before you buy — contact us today and get your system back up and running fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909674652019,"sku":"CARRIE-C50A502722-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909674684787,"sku":"CARRIE-C50A502722-CONTACTOR-HN53CB115-GEN","price":23.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-2pole-HN53CB115_28e0c6ff-321f-431a-9bc0-a649f4bc3e57.jpg?v=1782904474","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c50a502722-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}