{"product_id":"carrier-c4850c50z3040200-contactor-1k1tl0","title":"OEM Carrier 2-Pole 24V Definite Purpose 40A Contactor for C4850C50Z3040200 — Ships Today","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor for Model C4850C50Z3040200\u003c\/h1\u003e\u003cp\u003eThis OEM replacement contactor is the factory-specified high-voltage relay for the \u003cstrong\u003eCarrier C4850C50Z3040200\u003c\/strong\u003e packaged unit. The contactor acts as the main electrical switch that allows 240V power to flow to the compressor and condenser fan motor when your thermostat calls for cooling. When the contactor fails — due to pitted contacts, a stuck plunger, or a burned coil — the system either won't start at all, runs continuously without shutting off, or hums loudly without the compressor engaging. Replaces OEM part numbers \u003cstrong\u003eHN53CB115\u003c\/strong\u003e and \u003cstrong\u003eHN53HF122\u003c\/strong\u003e.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V control coil voltage | 30–40A contact rating | Direct OEM factory replacement | Designed for R-410A packaged systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors feature silver-alloy contact tips and precision-wound coils rated to factory specifications. Generic contactors frequently use lower-grade contact materials that pit and weld faster under high cycling loads, shortening service life significantly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Disconnect all power at the disconnect box and verify with a multimeter before touching any wiring. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, multimeter, needle-nose pliers. Always photograph or label all wiring before disconnecting terminals. Line-voltage wiring is present — exercise caution.\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 before cutoff ship same business day from our stocked warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered specifically for the \u003cstrong\u003eCarrier C4850C50Z3040200\u003c\/strong\u003e packaged unit. Cross-references OEM part numbers HN53CB115 and HN53HF122. Verify your unit's data plate voltage and amperage ratings before ordering to ensure proper fitment. Not sure it fits? Our HVAC parts specialists confirm compatibility before you buy — no guesswork, no returns.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909796483443,"sku":"CARRIE-C4850C50Z3040200-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909796516211,"sku":"CARRIE-C4850C50Z3040200-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_9f0221d3-a884-4e9c-aa23-9b407e699963.jpg?v=1782897387","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c50z3040200-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}