{"product_id":"carrier-hc1bnx030000aaaa-contactor-1iwybu","title":"OEM Carrier Contactor 2-Pole 24V Coil for HC1BNX030000AAAA","description":"\u003ch1\u003eOEM Carrier Contactor 2-Pole 24V Coil for Model HC1BNX030000AAAA\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor (part number \u003cstrong\u003eHN51KB024\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier HC1BNX030000AAAA\u003c\/strong\u003e air handler\/condensing unit. The contactor is the high-voltage relay that receives a 24V signal from your thermostat and closes the circuit to deliver line voltage to the compressor and condenser fan motor. When the contactor fails — due to pitted or burned contacts, a stuck plunger, or a failed coil — your outdoor unit will simply not energize, leaving your system blowing warm air or failing to respond at all.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole design | 24V AC coil voltage | 30-amp contact rating | Direct OEM replacement for part number HN51KB024 | Factory-matched contact material for long service life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is the genuine Carrier OEM contactor, built to exact factory specifications. Generic contactors often use inferior contact alloys that pit and weld more quickly under load, leading to premature failure and potential compressor damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/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 wiring before disconnecting terminals to ensure correct reinstallation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Backed by a 1-year OEM factory warranty. Orders placed before our daily cutoff ship the same business day from our stocked warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered specifically for the Carrier \u003cstrong\u003eHC1BNX030000AAAA\u003c\/strong\u003e unit. Always confirm the OEM part number HN51KB024 against your existing contactor label and verify coil voltage and pole configuration on your unit's data plate before ordering. Our HVAC parts specialists are available to confirm fitment — reach out before you order if you have any questions. \u003cstrong\u003eIn stock and ready to ship today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909339697523,"sku":"CARRIE-HC1BNX030000AAAA-CONTACTOR-HN51KB024","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909339730291,"sku":"CARRIE-HC1BNX030000AAAA-CONTACTOR-HN51KB024-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-HN51KB024_09520a82-1bba-4dc8-80f9-cf6c340887dd.jpg?v=1782904804","url":"https:\/\/nationalhvacparts.com\/products\/carrier-hc1bnx030000aaaa-contactor-1iwybu","provider":"National HVAC Parts","version":"1.0","type":"link"}