{"product_id":"carrier-c4850c48zn030900-contactor-1k1tl0","title":"OEM Carrier 2-Pole 24V Coil Definite Purpose 40A Contactor for C4850C48ZN030900 | National HVAC Parts","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model C4850C48ZN030900\u003c\/h1\u003e\u003cp\u003eThis is the factory-specified OEM replacement contactor (part number \u003cstrong\u003eHN53CB115\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier C4850C48ZN030900\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 to send line voltage to the compressor and condenser fan motor. When it fails — whether due to pitted contacts, a burnt coil, or a stuck plunger — the result is an outdoor unit that simply won't energize, even when the thermostat calls for cooling.\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 | Replaces OEM part number HN53CB115 | Factory-matched design for reliable drop-in fit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor uses factory-grade silver-alloy contact tips and a precision-wound coil, delivering consistent pull-in voltage and long service life. Generic contactors often use lower-grade contacts that pit and weld prematurely, leading to repeat failures and potential compressor damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off power at the disconnect and verify with a non-contact voltage tester before beginning. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Always photograph or label all wires before disconnecting — line and load terminals must not be swapped.\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 cutoff 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 Carrier \u003cstrong\u003eC4850C48ZN030900\u003c\/strong\u003e packaged unit. Verify coil voltage and pole configuration on your unit's wiring diagram or data plate 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":62909859496307,"sku":"CARRIE-C4850C48ZN030900-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909859529075,"sku":"CARRIE-C4850C48ZN030900-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_1e4d4b63-bb6f-482a-a99f-40eb1ce4024a.jpg?v=1782897254","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c48zn030900-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}