{"product_id":"carrier-c4850c50z8075110-contactor-1k1tl0","title":"OEM Carrier Contactor 2-Pole 24V Coil for C4850C50Z8075110 — Ships Today","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model C4850C50Z8075110\u003c\/h1\u003e\u003cp\u003eThis is the factory-specified OEM replacement contactor for the \u003cstrong\u003eCarrier C4850C50Z8075110\u003c\/strong\u003e packaged unit. The contactor is a high-voltage relay controlled by your thermostat's 24V signal — when the thermostat calls for cooling, the contactor closes and sends line voltage to the compressor and condenser fan motor. A failed contactor is one of the most common reasons a packaged unit appears completely unresponsive to cooling calls, or conversely, runs continuously without shutting off. Symptoms include the system not starting, chattering or buzzing from the control panel, or visible pitting and burning on the contact points.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-Pole configuration | 24V AC coil voltage | Rated for high-amperage compressor loads | Replaces OEM part numbers HN53CB115, HN53HF122, and HN53HG120 — factory-matched for direct drop-in replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor uses factory-spec contact materials and coil windings, ensuring proper pull-in voltage and long contact life. Aftermarket contactors frequently use lower-grade silver-alloy contacts that pit faster under compressor inrush current, leading to premature failure within one to two seasons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Requires disconnecting line voltage at the disconnect box and verifying zero voltage with a multimeter before proceeding. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter, wire labels or tape. Photograph all wiring connections before removal. Line-voltage terminals carry 208–240V — always confirm power is off.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. Orders placed before cutoff ship same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the Carrier \u003cstrong\u003eC4850C50Z8075110\u003c\/strong\u003e packaged unit. This contactor cross-references OEM part numbers HN53CB115, HN53HF122, and HN53HG120 — verify coil voltage and pole configuration on your unit's data plate before ordering. Not sure it fits? Our HVAC parts specialists verify fitment before you purchase. \u003cstrong\u003eIn stock and ready to ship today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909785178483,"sku":"CARRIE-C4850C50Z8075110-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909785211251,"sku":"CARRIE-C4850C50Z8075110-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_2706d1d5-04c1-468a-a36b-e1d17148e515.jpg?v=1782904320","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c50z8075110-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}