{"product_id":"carrier-ca14na03600gaaaa-contactor-1iwxlq","title":"OEM Carrier 30A Contactor 2-Pole 24V Coil for CA14NA03600GAAAA","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil (HN51KC024) for Model CA14NA03600GAAAA\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM replacement contactor (part number \u003cstrong\u003eHN51KC024\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier CA14NA03600GAAAA\u003c\/strong\u003e split-system air conditioner. The contactor is a high-voltage relay controlled by your thermostat's 24V signal — when the thermostat calls for cooling, the contactor closes and sends line voltage to the compressor and condenser fan motor. A failed or pitted contactor is one of the most common reasons an air conditioner hums but won't start, or refuses to turn on at all even with a healthy thermostat signal.\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 with R-410A systems | OEM part number HN51KC024 — factory-matched for Carrier CA14NA03600GAAAA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors use silver-alloy contact tips rated to factory arc-flash tolerances. Generic contactors frequently use thinner contact material that pits faster under compressor inrush current, leading to premature failure within one to two seasons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Shut off power at both the disconnect and breaker before beginning. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, non-contact voltage tester. Photograph all wire positions before removal. Transfer wires one at a time to avoid miswiring the line and load terminals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. Orders placed before cutoff 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\u003eCA14NA03600GAAAA\u003c\/strong\u003e 3-ton single-stage R-410A split-system condenser. Always verify your existing contactor's pole count, coil voltage, and amperage rating against your unit's data plate before ordering. Not sure if this part fits your exact configuration? Our HVAC parts specialists verify fitment before every order — contact us and we'll confirm in minutes.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909651648883,"sku":"CARRIE-CA14NA03600GAAAA-CONTACTOR-HN51KC024","price":27.0,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909651681651,"sku":"CARRIE-CA14NA03600GAAAA-CONTACTOR-HN51KC024-GEN","price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-2pole-HN51KC024_054590d9-4b3c-4a21-a188-e79164c3de4b.jpg?v=1782898657","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ca14na03600gaaaa-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}