{"product_id":"carrier-c4850c50aw03511-contactor-1k1tl0","title":"OEM Carrier Contactor 2-Pole 24V Coil for C4850C50AW03511 — Ships Today","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor HN53CB115 for Model C4850C50AW03511\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor (part number \u003cstrong\u003eHN53CB115\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier C4850C50AW03511\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 AC system hums but won't start, trips the breaker repeatedly, or simply won't energize at all. Pitted or burned contacts are a telltale sign it's time to replace.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | Factory-rated amperage for Carrier packaged systems | Direct OEM replacement for part number HN53CB115\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor uses factory-spec contact material and coil windings, ensuring proper pull-in voltage and long contact life. Generic contactors frequently use lower-grade contact alloys that pit faster under load, especially in high-cycle summer conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Always disconnect power at the disconnect box and verify zero voltage with a multimeter before touching any terminals. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers. Photograph all wiring before removal. Swap one wire at a time to avoid miswiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. In stock and ships the same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed as a direct OEM replacement for \u003cstrong\u003eCarrier model C4850C50AW03511\u003c\/strong\u003e packaged units. Cross-reference OEM part number HN53CB115 and verify pole count and coil voltage on your unit's data plate before ordering. Not sure if this is the right part? Our HVAC parts specialists confirm fitment before your order ships — call or chat today.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909821616499,"sku":"CARRIE-C4850C50AW03511-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909821649267,"sku":"CARRIE-C4850C50AW03511-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_7568aba1-22df-4d2f-bd8f-7936dba85c00.jpg?v=1782904253","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c50aw03511-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}