{"product_id":"carrier-ca13na04800gacba-contactor-1iwxlq","title":"OEM Carrier 410A Contactor 2-Pole 24V for CA13NA04800GACBA — HN51KC024","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V for Model CA13NA04800GACBA (HN51KC024)\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor for the \u003cstrong\u003eCarrier CA13NA04800GACBA\u003c\/strong\u003e split-system air conditioner condenser. The contactor is a high-voltage relay controlled by the 24V signal from your thermostat — when the thermostat calls for cooling, the contactor closes and sends line voltage to the compressor and condenser fan motor. A failed contactor is one of the most common reasons an AC condenser won't start, hums without running, or stays locked on even after the thermostat is satisfied. Common symptoms include a buzzing noise at the unit, intermittent operation, or a completely unresponsive outdoor unit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole design | 24V AC coil voltage | 30-amp rated contacts | Fits standard contactor footprint — verify against your existing unit's data plate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM part HN51KC024 is factory-spec'd for exact coil pull-in voltage and contact arc resistance, ensuring reliable switching and longer service life. Aftermarket contactors often use lower-grade silver-alloy contacts that pit and burn faster under compressor load.\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 touching any terminals. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Photograph all wiring connections before removal. This is a straightforward swap for most experienced DIYers or technicians.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects in materials and workmanship. Orders ship same business day from our stocked warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the Carrier \u003cstrong\u003eCA13NA04800GACBA\u003c\/strong\u003e 4-ton R-410A split-system condenser. Always confirm coil voltage and pole configuration on your unit's data plate before ordering. Our team is available to verify fitment — reach out before you buy if you have any questions. In stock and ready to ship today.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909654991219,"sku":"CARRIE-CA13NA04800GACBA-CONTACTOR-HN51KC024","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909655023987,"sku":"CARRIE-CA13NA04800GACBA-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_b9a4a685-6fdc-47e6-83e6-347ac14abec7.jpg?v=1782900129","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ca13na04800gacba-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}