{"product_id":"carrier-c4850c50ak03051-contactor-1k1tl0","title":"OEM Carrier Contactor 2-Pole 24V Coil for C4850C50AK03051 — Ships Today","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model C4850C50AK03051\u003c\/h1\u003e\u003cp\u003eThis OEM replacement contactor is the factory-specified part for the \u003cstrong\u003eCarrier C4850C50AK03051\u003c\/strong\u003e packaged or split-system unit. The contactor acts as the high-voltage relay that connects line voltage to the compressor and condenser fan motor when the thermostat calls for cooling. When it fails — due to pitted contacts, a burned coil, or a stuck plunger — your system will either refuse to start, short-cycle, or run continuously without responding to thermostat commands. OEM part numbers covered: \u003cstrong\u003eHN53CB115\u003c\/strong\u003e, \u003cstrong\u003eHN53HF122\u003c\/strong\u003e, and \u003cstrong\u003eHN53HG120\u003c\/strong\u003e.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC control coil | Factory-rated amperage for compressor and fan load | Direct OEM replacement — no modifications required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors use silver-alloy contact tips rated to factory arc-interruption specs. Generic contactors often use lower-grade contact material that pits faster under high inrush current, leading to premature failure and potential compressor damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/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, 1\/4\" nut driver, needle-nose pliers, non-contact voltage tester. Photograph all wiring connections before removal. Line and load terminals carry lethal voltage — exercise caution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. In-stock and ships same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered specifically for the Carrier \u003cstrong\u003eC4850C50AK03051\u003c\/strong\u003e. Cross-references OEM part numbers HN53CB115, HN53HF122, and HN53HG120. Confirm coil voltage and pole configuration on your unit's data plate or wiring diagram before ordering. Our HVAC parts specialists are available to verify fitment — contact us before you order if you have any questions.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909831643507,"sku":"CARRIE-C4850C50AK03051-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909831676275,"sku":"CARRIE-C4850C50AK03051-CONTACTOR-HN53CB115-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-HN53CB115_7c4565de-8182-419e-bcf7-c29917299ce5.jpg?v=1782904243","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c50ak03051-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}