{"product_id":"carrier-c4850c50z9075110-contactor-1k1tl0","title":"OEM Carrier 2-Pole 40A 24V Coil Contactor for C4850C50Z9075110 — Ships Today","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil 40A for Model C4850C50Z9075110\u003c\/h1\u003e\u003cp\u003eThis OEM contactor is the factory-specified replacement for the \u003cstrong\u003eCarrier C4850C50Z9075110\u003c\/strong\u003e packaged unit. The contactor is a high-voltage relay that receives a low-voltage (24V) signal from the thermostat and closes the circuit to send 240V power to the compressor and condenser fan motor. When the contactor fails — due to pitted or burned contacts, a stuck plunger, or a failed coil — the system will either refuse to start, run continuously without shutting off, or exhibit erratic cycling behavior. Replacing a failed contactor is one of the most common and cost-effective HVAC repairs available.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | 40A rated | Factory-matched contact material and coil resistance | Replaces OEM part numbers HN53CB115, HN53HF122, and HN53HG120\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor uses factory-spec contact alloy and coil winding, ensuring proper pull-in voltage and long service life. Generic contactors may use lower-grade contact material that pits faster under load, especially in high-cycle cooling seasons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off all power at the disconnect and breaker before beginning. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter. Photograph all wiring connections before removing the old contactor and 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 included. Orders placed by cutoff ship same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed and tested for the Carrier \u003cstrong\u003eC4850C50Z9075110\u003c\/strong\u003e packaged unit. This part directly replaces OEM part numbers \u003cstrong\u003eHN53CB115\u003c\/strong\u003e, \u003cstrong\u003eHN53HF122\u003c\/strong\u003e, and \u003cstrong\u003eHN53HG120\u003c\/strong\u003e. Always verify pole count, coil voltage, and amperage rating against your unit's data plate before ordering. Our parts specialists are available to confirm fitment — order with confidence and get your system back online today.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909783671155,"sku":"CARRIE-C4850C50Z9075110-CONTACTOR-HN53CB115","price":36.0,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909783703923,"sku":"CARRIE-C4850C50Z9075110-CONTACTOR-HN53CB115-GEN","price":27.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-2pole-HN53CB115_f35a2041-ad3c-4cba-902c-c4d576896859.jpg?v=1782897496","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c50z9075110-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}