{"product_id":"carrier-ca16nw04200gbaaa-contactor-1iwxlq","title":"OEM Carrier Contactor 2-Pole 24V Coil for CA16NW04200GBAAA","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model CA16NW04200GBAAA\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor (part number \u003cstrong\u003eHN51KC024\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier CA16NW04200GBAAA\u003c\/strong\u003e split-system air conditioner. The contactor is a high-voltage relay controlled by a low-voltage (24V) signal from the thermostat. When the thermostat calls for cooling, the contactor closes and delivers line voltage to the compressor and condenser fan motor. A failed contactor is one of the most common reasons an air conditioner will not turn on — symptoms include a humming sound at the contactor with no compressor response, a unit that stays on even after the thermostat is satisfied, or visible pitting and burning on the contact points.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | Rated for high-amperage compressor loads | Direct OEM replacement for part number HN51KC024\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors are manufactured to Carrier's exact electrical specifications, ensuring proper coil pull-in voltage and contact rating. Generic contactors may use lighter contact materials that pit and fail faster under the compressor's inrush current.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Always disconnect power at the disconnect box and verify voltage is absent 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 to ensure correct reinstallation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. Orders ship same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered specifically for the Carrier \u003cstrong\u003eCA16NW04200GBAAA\u003c\/strong\u003e condensing unit. Always verify the OEM part number HN51KC024 against your unit's wiring diagram or data plate before ordering. Not sure about fitment? Our HVAC parts specialists confirm compatibility before you buy — no guesswork required.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909644865907,"sku":"CARRIE-CA16NW04200GBAAA-CONTACTOR-HN51KC024","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909644898675,"sku":"CARRIE-CA16NW04200GBAAA-CONTACTOR-HN51KC024-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-HN51KC024_fba81e81-f26e-48fa-bd68-44da49979a62.jpg?v=1782904526","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ca16nw04200gbaaa-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}