{"product_id":"carrier-c4850c48zg050200-contactor-1k1tl0","title":"OEM Carrier Contactor 2-Pole 24V for C4850C48ZG050200","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor for Model C4850C48ZG050200 — HN53CB115 \/ HN53HF122\u003c\/h1\u003e\u003cp\u003eThis OEM replacement contactor is the factory-specified part for the \u003cstrong\u003eCarrier C4850C48ZG050200\u003c\/strong\u003e packaged unit. The contactor is a high-voltage relay controlled by the 24V thermostat signal — when your thermostat calls for cooling, the contactor closes to send 240V line power to the compressor and condenser fan motor. A failed contactor is one of the most common reasons a system runs continuously without cooling, won't start at all, or trips a breaker. Common symptoms include a clicking relay with no compressor engagement, visibly pitted or burned contact points, or a unit that hums but never starts.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-Pole configuration | 24V AC coil voltage | Replaces OEM part numbers \u003cstrong\u003eHN53CB115\u003c\/strong\u003e and \u003cstrong\u003eHN53HF122\u003c\/strong\u003e | Factory-matched contact rating for Carrier 4-ton packaged equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor features factory-grade contact material and coil windings engineered to Carrier's exact specifications. Aftermarket contactors often use lower-grade contact alloys that pit and fail prematurely under high-cycle Florida or desert-climate loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Requires disconnecting 240V line power at the disconnect box and verifying zero voltage with a multimeter before touching any terminals. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter, wire labels or camera for documentation. Always photograph all wiring before removal.\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 climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for the Carrier \u003cstrong\u003eC4850C48ZG050200\u003c\/strong\u003e packaged gas\/electric unit. Cross-references OEM part numbers HN53CB115 and HN53HF122. Verify coil voltage and pole configuration on your unit's data plate before ordering. Not sure it fits? Our HVAC parts specialists confirm fitment before every order — reach out before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909865492851,"sku":"CARRIE-C4850C48ZG050200-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909865525619,"sku":"CARRIE-C4850C48ZG050200-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_53f38a87-a724-4604-989b-26d276a0fe5a.jpg?v=1782905033","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c48zg050200-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}