{"product_id":"carrier-c50a302051-contactor-1k1tl0","title":"OEM Carrier 2-Pole Contactor 24V Coil 30A for C50A302051 — Ships Today","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil 30A for Model C50A302051\u003c\/h1\u003e\u003cp\u003eThis OEM contactor is the factory-specified replacement for the \u003cstrong\u003eCarrier C50A302051\u003c\/strong\u003e packaged unit. The contactor is a high-voltage relay controlled by the 24V signal from your thermostat or control board. When the thermostat calls for cooling, the contactor closes to send line voltage to the compressor and condenser fan motor. A failed contactor is one of the most common causes of an air conditioning system that powers on but fails to cool — symptoms include a humming contactor that won't pull in, pitted or burned contacts, or a system that runs continuously without cycling off.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | 30A contact rating | Compatible OEM part numbers: HN53CB115, HN53CD115, HN53HF122 | Factory-matched contact material and coil sensitivity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors use factory-grade silver-alloy contacts rated for thousands of switching cycles. Generic contactors frequently use lower-grade contact materials that pit and weld prematurely, leading to repeat failures and potential compressor damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Always disconnect power at the disconnect box and verify zero voltage with a multimeter before starting. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter, wire labels. Photograph all wiring connections before removal. Line-voltage terminals carry 208–240V — exercise extreme caution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. In-stock units ship same business day from our warehouse when ordered before 3 PM local time.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits Carrier model \u003cstrong\u003eC50A302051\u003c\/strong\u003e commercial packaged units. Cross-references OEM part numbers HN53CB115, HN53CD115, and HN53HF122. Verify pole count, coil voltage, and amperage rating on your unit's data plate before ordering. Not sure it fits? Our HVAC parts specialists verify fitment before you buy — contact us before placing your order.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909707714931,"sku":"CARRIE-C50A302051-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909707747699,"sku":"CARRIE-C50A302051-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_a26c8089-f2c9-47cf-8dcb-2cf1440e9116.jpg?v=1782897543","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c50a302051-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}