{"product_id":"carrier-c4850c50zn105610-contactor-1k1tl0","title":"OEM Carrier 2-Pole 24V Coil Definite Purpose Contactor for C4850C50ZN105610 | National HVAC Parts","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model C4850C50ZN105610\u003c\/h1\u003e\u003cp\u003eThis OEM replacement contactor is the factory-specified high-voltage switching relay for the \u003cstrong\u003eCarrier C4850C50ZN105610\u003c\/strong\u003e packaged unit. The contactor acts as the primary power switch that connects line voltage to the compressor and condenser fan motor whenever the thermostat calls for cooling. When a contactor fails — due to pitted contacts, a burned coil, or a stuck plunger — the system will either fail to start entirely, run continuously without shutting off, or trip the breaker repeatedly. Replacing it promptly prevents compressor burnout and costly downstream damage.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-Pole configuration | 24V AC coil voltage | Factory-rated amperage for Carrier C4850C packaged units | Replaces OEM part numbers \u003cstrong\u003eHN53CB115, HN53HF122, HN53HG120\u003c\/strong\u003e | Built to exact factory contact gap and spring tension specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor uses factory-grade silver-alloy contact tips rated for thousands of switching cycles. Generic contactors often use lower-grade contacts that pit and arc prematurely, leading to repeat failures within one to two seasons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Always disconnect power at the disconnect box and verify zero voltage with a multimeter before beginning. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Photograph all wiring connections before removing the old contactor. Transfer wires one at a time to avoid miswiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. Ships same business day from our climate-controlled warehouse — order by 3 PM local time for guaranteed same-day dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered specifically for the \u003cstrong\u003eCarrier C4850C50ZN105610\u003c\/strong\u003e packaged unit. Cross-references OEM part numbers HN53CB115, HN53HF122, and HN53HG120. Always confirm coil voltage and pole configuration on your unit's data plate before ordering. Not sure it fits? Contact our HVAC parts specialists — we verify fitment before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909769351539,"sku":"CARRIE-C4850C50ZN105610-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909769384307,"sku":"CARRIE-C4850C50ZN105610-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_8e923b01-504a-48a1-9e91-04f316a44646.jpg?v=1782897362","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c50zn105610-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}