{"product_id":"carrier-c4850c50ay06021-contactor-1k1tl0","title":"OEM Carrier 2-Pole 24V Coil Definite Purpose 50A Contactor for C4850C50AY06021 | National HVAC Parts","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model C4850C50AY06021\u003c\/h1\u003e\u003cp\u003eThis OEM replacement contactor is the factory-specified high-voltage relay for the \u003cstrong\u003eCarrier C4850C50AY06021\u003c\/strong\u003e packaged unit. The contactor acts as the primary switching device that routes 240V power to the compressor and condenser fan motor when the thermostat calls for cooling. When the contactor fails, the most common symptoms include the outdoor unit not energizing at all, audible chattering or buzzing from the contactor coil, or visible pitting and burning on the contact points. Replaces OEM part numbers \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 coil voltage | 40–50A contact rating | Direct factory replacement with correct mounting footprint and terminal layout for the C4850C50AY06021\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor meets Carrier's exact coil pull-in voltage, contact silver alloy composition, and amperage rating. Aftermarket contactors frequently use lower-grade contact materials that pit faster, leading to premature failure and potential compressor damage from voltage drop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Always shut off power at both the disconnect and breaker before servicing. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter. Photograph all wiring connections before removing the old contactor. Line voltage wires connect to the top (L1\/L2); load wires to the bottom (T1\/T2); low-voltage thermostat wires to the coil terminals.\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 the same business day from our dedicated HVAC parts warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed as a direct OEM replacement for the Carrier \u003cstrong\u003eC4850C50AY06021\u003c\/strong\u003e packaged unit. Cross-references OEM part numbers HN53CB115, HN53HF122, and HN53HG120. Confirm coil voltage and ampacity on your unit's data plate before ordering. Not sure it fits? Our parts specialists verify compatibility before you buy — contact us anytime.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909807952243,"sku":"CARRIE-C4850C50AY06021-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909807985011,"sku":"CARRIE-C4850C50AY06021-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_9e7465a9-887c-429a-9309-3581bd35addf.jpg?v=1782897281","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c50ay06021-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}