{"product_id":"carrier-c4850c50aw03611-contactor-1k1tl0","title":"OEM Carrier 40A Contactor 2-Pole 24V Coil for C4850C50AW03611 | National HVAC Parts","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor HN53CB115 for Model C4850C50AW03611\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor (part number \u003cstrong\u003eHN53CB115\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier C4850C50AW03611\u003c\/strong\u003e packaged unit. The contactor is a high-voltage relay that receives a 24V signal from the thermostat or control board to close its contacts and deliver line-voltage power to the compressor and condenser fan motor. When a contactor fails — due to pitted or burned contacts, a stuck plunger, or a failed coil — the result is typically an AC system that hums but won't start, trips a breaker repeatedly, or simply refuses to energize at all.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | 40A contact rating | Factory-matched OEM replacement | Part No. 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 silver-alloy contacts that pit faster under load, leading to repeat failures within a single season.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Always disconnect and lock out power at the disconnect box before servicing. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter. Photograph all wiring connections before removal. Verify coil voltage matches your control circuit before installing.\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 stocked warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the Carrier \u003cstrong\u003eC4850C50AW03611\u003c\/strong\u003e packaged unit. Always confirm OEM part number HN53CB115 and coil voltage against your unit's data plate and wiring diagram before ordering. Need fitment confirmation? Our HVAC parts specialists verify compatibility before your order ships — no guesswork required.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909820010867,"sku":"CARRIE-C4850C50AW03611-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909820043635,"sku":"CARRIE-C4850C50AW03611-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_15a75545-436d-4501-99d8-e6e808f6bcfd.jpg?v=1782898808","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c50aw03611-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}