{"product_id":"carrier-c50a406051-contactor-1k1tl0","title":"OEM Carrier 2-Pole Contactor 24V Coil for C50A406051","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model C50A406051\u003c\/h1\u003e\u003cp\u003eThis OEM contactor is the factory-specified high-voltage relay for the \u003cstrong\u003eCarrier C50A406051\u003c\/strong\u003e packaged unit. The contactor acts as the primary switching device that energizes the compressor and condenser fan motor when the thermostat signals a call for cooling. A failed contactor is one of the most common causes of a non-responsive air conditioning system — symptoms include an AC unit that hums but won't start, fails to respond to the thermostat at all, or suffers burned or pitted contact points visible during inspection. Replaces OEM part numbers \u003cstrong\u003eHN53CB115\u003c\/strong\u003e, \u003cstrong\u003eHN53HF122\u003c\/strong\u003e, and \u003cstrong\u003eHN53HG120\u003c\/strong\u003e.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V control coil | Factory-matched amperage rating | Direct OEM replacement — no modifications required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors use silver-alloy contact points rated for the exact load cycles of your Carrier unit. Generic contactors frequently use inferior contact materials that pit and weld 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 work. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, multimeter, needle-nose pliers. Photograph all wiring before removing the old contactor to ensure correct reconnection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Orders placed before cutoff ship the same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the Carrier \u003cstrong\u003eC50A406051\u003c\/strong\u003e commercial packaged unit. Cross-references OEM part numbers HN53CB115, HN53HF122, and HN53HG120. Verify pole count, amperage, and coil voltage against your unit's wiring diagram and data plate before ordering. Our parts specialists are available to confirm fitment — just reach out before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909678289267,"sku":"CARRIE-C50A406051-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909678322035,"sku":"CARRIE-C50A406051-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_30014fd7-916a-4c00-a04b-c4c476a000d7.jpg?v=1782897628","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c50a406051-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}