{"product_id":"carrier-hb1cjx048000abaa-contactor-1iwxlq","title":"OEM Carrier Contactor 2-Pole 24V Coil for HB1CJX048000ABAA","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model HB1CJX048000ABAA\u003c\/h1\u003e\u003cp\u003eThis OEM replacement contactor (part number \u003cstrong\u003eHN51KC024\u003c\/strong\u003e) is the factory-specified high-voltage relay for the \u003cstrong\u003eCarrier HB1CJX048000ABAA\u003c\/strong\u003e packaged unit. The contactor is the critical switching component that allows the low-voltage (24V) thermostat signal to engage the high-voltage compressor and condenser fan circuits. When the contactor fails, you'll typically find the system completely unresponsive to a cooling call, hear a buzzing or chattering at the contactor, or notice pitted and burned contact points that prevent proper electrical connection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | Factory-rated amperage for 4-ton (048) packaged unit | OEM part number HN51KC024 | Direct drop-in replacement with matching terminal layout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor uses factory-spec contact material and coil windings matched precisely to the HB1CJX048000ABAA. Generic contactors frequently use lower-grade contact alloys that pit and weld faster under compressor inrush current, 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 servicing. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter, wire labels or phone camera to photograph wiring before removal. Transfer wires one at a time to avoid mis-wiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. In-stock units ship same business day from our warehouse when ordered before 3PM local time.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed as the direct OEM replacement for \u003cstrong\u003eCarrier HB1CJX048000ABAA\u003c\/strong\u003e packaged units. Verify coil voltage and pole configuration on your unit's wiring diagram or data plate before ordering. Our fitment team is available to confirm compatibility before you purchase — don't guess on a contactor replacement.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909344088435,"sku":"CARRIE-HB1CJX048000ABAA-CONTACTOR-HN51KC024","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909344121203,"sku":"CARRIE-HB1CJX048000ABAA-CONTACTOR-HN51KC024-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-HN51KC024_39ac4841-e702-487c-8958-60b8bf527f2a.jpg?v=1782904797","url":"https:\/\/nationalhvacparts.com\/products\/carrier-hb1cjx048000abaa-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}