{"product_id":"carrier-ca13na030bngadba-contactor-1iwxlq","title":"OEM Carrier 40A Contactor 2-Pole 24V Coil HN51KC024 — CA13NA030BNGADBA","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor HN51KC024 for Model CA13NA030BNGADBA\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor for the \u003cstrong\u003eCarrier CA13NA030BNGADBA\u003c\/strong\u003e split-system air conditioner (2.5-ton, R-410A, 13 SEER). The contactor is a high-voltage relay that bridges the thermostat's 24V control signal to the 240V power that energizes the compressor and condenser fan motor. When a contactor fails — due to pitted contacts, a stuck plunger, or a burned coil — your outdoor unit will either refuse to start entirely, run continuously without cycling off, or trip the breaker repeatedly. Replacing it promptly protects the compressor from damaging voltage irregularities.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | 30–40 amp contact rating | Fits standard 40mm contactor footprint | OEM part number \u003cstrong\u003eHN51KC024\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor uses factory-spec silver-alloy contacts rated for the exact load profile of the CA13NA030BNGADBA compressor. Generic aftermarket contactors may use lower-grade contacts that pit or weld shut faster, risking a locked-on compressor and costly secondary damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Shut off power at both the disconnect and breaker before beginning. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter (to verify 0V before touching terminals). Photograph all wiring before removal — line and load terminals must not be swapped.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. Orders placed by 3 PM EST ship same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Direct OEM replacement for Carrier model \u003cstrong\u003eCA13NA030BNGADBA\u003c\/strong\u003e split-system condensers. Cross-reference your existing contactor's pole count, coil voltage, and amperage rating against the data plate before ordering. Our fitment team is available to verify compatibility — contact us before you order if you have any questions. In stock and ready to ship today.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909657612659,"sku":"CARRIE-CA13NA030BNGADBA-CONTACTOR-HN51KC024","price":27.0,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909657645427,"sku":"CARRIE-CA13NA030BNGADBA-CONTACTOR-HN51KC024-GEN","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-2pole-HN51KC024_b90f73b3-dfb5-4968-a49d-cbfe866be368.jpg?v=1782899017","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ca13na030bngadba-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}