{"product_id":"carrier-c4850c50aj03061-contactor-1k1tl0","title":"OEM Carrier 40A Contactor 2-Pole 24V Coil for C4850C50AJ03061","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor HN53CB115 for Model C4850C50AJ03061\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor (part number \u003cstrong\u003eHN53CB115\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier C4850C50AJ03061\u003c\/strong\u003e packaged unit. The contactor is a high-voltage relay that receives a 24V signal from the thermostat and closes the circuit to send line voltage to the compressor and condenser fan motor. When the contactor fails, the most common symptoms are an air conditioner that won't turn on at all, a unit that hums but the compressor never starts, or pitted\/burned contacts causing intermittent cooling loss. Replacing a worn contactor is one of the highest-value DIY repairs in HVAC service.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | 30–40A contact rating | Direct OEM replacement for part number HN53CB115 | Factory-matched contact material and coil pull-in voltage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors use silver-alloy contact tips rated for hundreds of thousands of cycles. Generic alternatives frequently use lower-grade alloys that pit and weld closed prematurely, causing compressors to run continuously and burn out.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Always shut off power at the disconnect box AND the breaker panel before servicing. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, non-contact voltage tester. Photograph all wiring before removing the old contactor. Transfer wires one at a time to the new unit to avoid miswiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. Orders placed by 3 PM local time ship same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered specifically for the \u003cstrong\u003eCarrier C4850C50AJ03061\u003c\/strong\u003e packaged unit. Verify coil voltage and pole configuration on your unit's data plate before ordering. Not sure it fits? Our HVAC parts specialists confirm fitment before you purchase — contact us with your model and serial number.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909842588019,"sku":"CARRIE-C4850C50AJ03061-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909842620787,"sku":"CARRIE-C4850C50AJ03061-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_1c7a751d-4962-47a4-93c2-250046221d6d.jpg?v=1782898795","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c50aj03061-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}