{"product_id":"carrier-c48a502512-contactor-1k1tl0","title":"OEM Carrier Contactor 2-Pole 24V Coil for C48A502512 — HN53CB115","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model C48A502512 — HN53CB115\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor (part number \u003cstrong\u003eHN53CB115\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier C48A502512\u003c\/strong\u003e packaged unit. The contactor is a high-voltage relay controlled by the thermostat's 24V signal — 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 conditioner that simply won't turn on, hums continuously, or fails to respond to thermostat commands even when the blower runs normally.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil | Factory-rated amperage for Carrier C48A502512 | Screw-terminal design for secure field wiring connections\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM Carrier contactor (HN53CB115) is manufactured to exact factory specifications — including contact gap, silver-alloy contact material, and coil pull-in voltage. Aftermarket contactors frequently use inferior contact alloys that pit and arc faster under load, leading to premature failure and potential compressor damage.\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, 1\/4\" nut driver, needle-nose pliers, multimeter. Photograph all wiring 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. In stock and ships same business day from our HVAC parts warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the Carrier \u003cstrong\u003eC48A502512\u003c\/strong\u003e packaged unit. Always verify the OEM part number on your existing contactor's label and cross-reference with your unit's wiring diagram before ordering. Our parts specialists are available to confirm fitment — contact us before you buy if you have any questions. Order today and your part ships the same business day.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909736223091,"sku":"CARRIE-C48A502512-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909736255859,"sku":"CARRIE-C48A502512-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_eb3bd9d4-010c-4cee-9381-84403e620b37.jpg?v=1782904380","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c48a502512-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}