{"product_id":"carrier-ca13na018bngaeaa-contactor-1iwxlq","title":"OEM Carrier Contactor 2-Pole 24V Coil for CA13NA018BNGAEAA","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model CA13NA018BNGAEAA\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor (part number \u003cstrong\u003eHN51KC024\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier CA13NA018BNGAEAA\u003c\/strong\u003e split-system air conditioner. The contactor is a high-voltage relay that receives a low-voltage (24V) signal from the thermostat and switches line voltage to the compressor and condenser fan motor. When a contactor fails, the most common symptoms include an air conditioner that won't turn on at all, a unit that hums but the compressor never starts, or visible pitting and burning on the contactor's contact points. Replacing a worn contactor is one of the most common and cost-effective AC repairs available.\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 1.5-ton R-22 split-system | OEM part number HN51KC024 | Direct drop-in replacement — no modifications required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor is manufactured to Carrier's exact electrical specifications, ensuring proper coil pull-in voltage and contact rating. Generic contactors may use lower-grade contact materials that pit and oxidize faster, leading to repeat failures within one or two seasons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Always disconnect power at the breaker and verify zero voltage with a multimeter before beginning. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Photograph all wiring connections before removing the old contactor to ensure correct reinstallation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects in materials and workmanship. Orders placed by 3 PM local time ship same business day from our stocked warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the Carrier \u003cstrong\u003eCA13NA018BNGAEAA\u003c\/strong\u003e 1.5-ton Comfort Series split-system condenser. Always verify the coil voltage and pole configuration on your existing contactor's label before ordering. Our HVAC parts specialists are available to confirm fitment — reach out before you order if you have any questions.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909659414899,"sku":"CARRIE-CA13NA018BNGAEAA-CONTACTOR-HN51KC024","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909659447667,"sku":"CARRIE-CA13NA018BNGAEAA-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_54822d88-9d0b-434d-9367-22a549fd9f50.jpg?v=1782904502","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ca13na018bngaeaa-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}