{"product_id":"carrier-c4850c50z8105610-contactor-1k1tl0","title":"OEM Carrier 2-Pole 40A 24V Coil Contactor for C4850C50Z8105610 — Ships Today","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model C4850C50Z8105610\u003c\/h1\u003e\u003cp\u003eThis OEM replacement contactor is the factory-specified high-voltage relay for the \u003cstrong\u003eCarrier C4850C50Z8105610\u003c\/strong\u003e packaged unit. The contactor acts as the primary switching device that energizes the compressor and condenser fan motor when the thermostat calls for cooling. When a contactor fails — due to pitted contacts, welded points, or a burned coil — the most common symptom is an air conditioner that simply won't turn on despite the thermostat signaling a call for cooling. You may also notice the unit clicking repeatedly without the compressor starting, or the system running continuously without shutting off due to welded contacts.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V control coil | Factory-rated amperage for compressor and fan loads | Direct OEM replacement for part numbers \u003cstrong\u003eHN53CB115\u003c\/strong\u003e, \u003cstrong\u003eHN53HF122\u003c\/strong\u003e, and \u003cstrong\u003eHN53HG120\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor is manufactured to Carrier's exact coil pull-in voltage and contact material specifications. Generic contactors often use lower-grade silver alloy contacts that pit and corrode faster, leading to premature failure — especially in high-cycle summer environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Always disconnect power at the disconnect box and verify voltage is absent with a multimeter before beginning work. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Photograph all high-voltage wiring connections before removal. Swap wires one at a time to avoid miswiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Backed by a 1-year OEM factory warranty. 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 Designed specifically for the Carrier \u003cstrong\u003eC4850C50Z8105610\u003c\/strong\u003e packaged unit. This part cross-references OEM part numbers HN53CB115, HN53HF122, and HN53HG120 — confirm your existing contactor's pole count and coil voltage against your unit's data plate before ordering. Our fitment team is available to verify compatibility before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909783802227,"sku":"CARRIE-C4850C50Z8105610-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909783834995,"sku":"CARRIE-C4850C50Z8105610-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_14abca3d-0ed4-4d17-9540-27b19205a43d.jpg?v=1782897494","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c50z8105610-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}