{"product_id":"carrier-c4850c48ay04011-contactor-1k1tl0","title":"OEM Carrier Contactor 2-Pole 24V Coil for C4850C48AY04011","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor HN53CB115 for Model C4850C48AY04011\u003c\/h1\u003e\u003cp\u003eThis is the factory-original replacement contactor (OEM part HN53CB115) for the \u003cstrong\u003eCarrier C4850C48AY04011\u003c\/strong\u003e packaged unit. The contactor is a high-voltage relay that closes when the thermostat calls for cooling, sending line voltage 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 an air conditioner that simply won't turn on, or one that runs continuously without cycling off. Chattering or buzzing from the electrical panel area is another telltale sign of contactor failure.\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 | Direct OEM replacement for part number \u003cstrong\u003eHN53CB115\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors use factory-spec silver-alloy contacts that resist pitting under repeated switching loads. Generic contactors often use inferior contact materials that corrode faster, especially in humid or coastal environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Always disconnect power at the breaker and verify voltage is absent with a multimeter before touching any terminals. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter, and insulated gloves. Photograph all wiring connections before removal. Line and load wires must be reconnected to the correct terminals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Ships same business day from our stocked warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered specifically for the \u003cstrong\u003eCarrier C4850C48AY04011\u003c\/strong\u003e packaged unit. Always confirm your unit's data plate matches this model number and verify coil voltage and pole configuration before ordering. Our HVAC parts specialists are available to confirm fitment — call or chat before you buy. Order today and enjoy same-day shipping on all in-stock parts.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909881614707,"sku":"CARRIE-C4850C48AY04011-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909881647475,"sku":"CARRIE-C4850C48AY04011-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_7b11c237-1136-4f76-97e9-1aaca2dbadfc.jpg?v=1782904194","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c48ay04011-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}