{"product_id":"carrier-c4850c48ay03561-contactor-1k1tl0","title":"OEM Carrier 2-Pole 24V Coil Definite Purpose Contactor for C4850C48AY03561 — Ships Today","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model C4850C48AY03561\u003c\/h1\u003e\u003cp\u003eThis is the factory-specified OEM replacement contactor for the \u003cstrong\u003eCarrier C4850C48AY03561\u003c\/strong\u003e packaged or split-system unit. The contactor is a high-voltage relay that the thermostat's 24V control signal energizes to connect line-voltage power to the compressor and condenser fan motor. When the contactor fails — due to pitted contacts, a burned coil, or a welded plunger — the system will either refuse to start entirely, run continuously without cycling off, or trip the breaker repeatedly. Replacing it promptly prevents compressor damage caused by voltage drop across worn contacts.\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 load | OEM part numbers \u003cstrong\u003eHN53CB115\u003c\/strong\u003e and \u003cstrong\u003eHN53HF122\u003c\/strong\u003e — confirm your existing part number before ordering\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors use silver-alloy contact tips rated to factory specifications, ensuring proper arc suppression and longevity. Generic contactors may use lower-grade contact materials that pit faster under the repeated inrush current of compressor starting, shortening service life significantly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off power at the disconnect and breaker before beginning. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter to verify coil continuity. Photograph all wiring before disconnecting. Transfer wires one at a time to avoid miswiring the load terminals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects in materials and workmanship. Orders placed before our daily 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\u003eC4850C48AY03561\u003c\/strong\u003e unit. Cross-reference your existing contactor's pole count, coil voltage, and amperage rating against your unit's data plate to confirm fitment. Both OEM part numbers \u003cstrong\u003eHN53CB115\u003c\/strong\u003e and \u003cstrong\u003eHN53HF122\u003c\/strong\u003e are covered by this listing — verify which is installed in your unit. Have questions about fitment? Our HVAC parts specialists confirm compatibility before you order — reach out via chat or phone.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909882696051,"sku":"CARRIE-C4850C48AY03561-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909882728819,"sku":"CARRIE-C4850C48AY03561-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_afb1620e-6f4a-40d0-b2f3-0f097bfe415a.jpg?v=1782897283","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c48ay03561-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}