{"product_id":"carrier-c4850c50z3055500-contactor-1k1tl0","title":"OEM Carrier 2-Pole 24V Coil Definite Purpose Contactor for C4850C50Z3055500 | National HVAC Parts","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model C4850C50Z3055500\u003c\/h1\u003e\u003cp\u003eThis OEM replacement contactor is the factory-specified high-voltage relay for the \u003cstrong\u003eCarrier C4850C50Z3055500\u003c\/strong\u003e packaged unit. The contactor acts as the electrical switch that allows the 24V thermostat signal to close a high-voltage circuit, energizing the compressor and condenser fan motor. When the contactor fails — through pitted contacts, a burned coil, or a stuck plunger — your system will either fail to start entirely, run continuously without shutting off, or trip the breaker under load. 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 | High-amperage contacts rated for compressor load | Direct OEM replacement — no modifications required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors feature silver-alloy contact tips engineered to factory arc-resistance specifications. Generic contactors frequently use inferior contact materials that pit prematurely, causing intermittent failures and compressor damage over time.\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 proceeding. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter. Photograph all wiring connections before removing the old contactor. Transfer wires one at a time to avoid miswiring the high-voltage load side.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Orders placed before cutoff ship same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for the Carrier \u003cstrong\u003eC4850C50Z3055500\u003c\/strong\u003e packaged unit. This listing covers OEM part numbers HN53CB115, HN53HF122, and HN53HG120 — cross-reference your existing contactor's label to confirm pole count, coil voltage, and amperage rating against your unit's data plate before ordering. Our fitment team is available to verify compatibility prior to purchase. In stock and ready to ship today.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909794582899,"sku":"CARRIE-C4850C50Z3055500-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909794615667,"sku":"CARRIE-C4850C50Z3055500-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_ce280df8-ad7a-4058-a211-7f38f7202fc1.jpg?v=1782897333","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c50z3055500-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}