{"product_id":"carrier-c4850c50zn040100-contactor-1k1tl0","title":"OEM Carrier 2-Pole 24V Coil Definite Purpose Contactor for C4850C50ZN040100 | National HVAC Parts","description":"\u003ch1\u003eOEM Carrier Contactor 2-Pole 24V Coil for Model C4850C50ZN040100\u003c\/h1\u003e\u003cp\u003eThis is the factory-specified OEM contactor (part number \u003cstrong\u003eHN53CB115\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier C4850C50ZN040100\u003c\/strong\u003e packaged unit. The contactor is a high-voltage relay that receives a 24V signal from the thermostat or control board and closes the circuit to energize the compressor and condenser fan motor. When a contactor fails — due to pitted contacts, a burned coil, or a stuck plunger — the result is typically an AC system that won't turn on at all, runs continuously without shutting off, or hums without the compressor engaging.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | High-amperage load contacts rated for compressor duty | OEM part number HN53CB115 | Factory-matched replacement for Carrier C4850C50ZN040100\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor is manufactured to Carrier's exact electrical and mechanical specifications. Generic contactors may use lower-grade contact materials that pit and burn faster, shortening service life and risking compressor damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Disconnect all power at the breaker and outdoor disconnect before beginning. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, multimeter, needle-nose pliers. Photograph all wiring before removal. Swap one wire 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. Orders placed before cutoff ship same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the Carrier \u003cstrong\u003eC4850C50ZN040100\u003c\/strong\u003e packaged unit. Always verify coil voltage and pole configuration on your unit's data plate or wiring diagram before ordering. Not sure it fits? Our HVAC parts specialists confirm fitment before your order ships — no guesswork required.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909775577459,"sku":"CARRIE-C4850C50ZN040100-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909775610227,"sku":"CARRIE-C4850C50ZN040100-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_933836ef-4b58-45b5-bb9e-abfd3904e3db.jpg?v=1782897347","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c50zn040100-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}