{"product_id":"carrier-c4850c50zg030100-contactor-1k1tl0","title":"OEM Carrier Contactor 2-Pole 24V Coil for C4850C50ZG030100 | National HVAC Parts","description":"\u003ch1\u003eOEM Carrier Contactor 2-Pole 24V Coil for Model C4850C50ZG030100\u003c\/h1\u003e\u003cp\u003eThis is the OEM factory-specified contactor (part number \u003cstrong\u003eHN53CB115\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier C4850C50ZG030100\u003c\/strong\u003e packaged unit. The contactor is a high-voltage relay controlled by the 24V thermostat 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 an air conditioning system appears completely unresponsive: the thermostat calls for cooling, the indoor blower runs, but the outdoor unit never energizes. You may also notice pitted or burned contact points, chattering, or the contactor remaining stuck in the closed position, causing the unit to run continuously.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole design | 24V AC coil voltage | Rated for high-amperage compressor loads | Direct OEM replacement for part number HN53CB115\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 rating specifications. Generic contactors frequently use lower-grade contact materials that pit and erode faster under compressor inrush current, shortening service life significantly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Always disconnect power at the disconnect box and verify voltage is absent with a multimeter before beginning. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter. Photograph all wiring connections before removing the old contactor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Orders placed before cutoff ship the same business day from our stocked warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered as a direct drop-in replacement for the Carrier \u003cstrong\u003eC4850C50ZG030100\u003c\/strong\u003e packaged unit. Verify coil voltage and pole configuration on your unit's wiring diagram or data plate before ordering. Our parts specialists are available to confirm fitment — reach out before you buy if you have any questions. \u003cstrong\u003eIn stock and ships today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909782884723,"sku":"CARRIE-C4850C50ZG030100-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909782917491,"sku":"CARRIE-C4850C50ZG030100-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_4cbd49bf-9903-421d-bfb2-2773449973a6.jpg?v=1782904329","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c50zg030100-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}