{"product_id":"carrier-ch13na03600gaaba-contactor-1iwxlq","title":"OEM Carrier 40A Contactor 2-Pole 24V Coil for CH13NA03600GAABA","description":"\u003ch1\u003eOEM Carrier Contactor 2-Pole 24V Coil for Model CH13NA03600GAABA\u003c\/h1\u003e\u003cp\u003eThis OEM contactor (part# \u003cstrong\u003eHN51KC024\u003c\/strong\u003e) is the factory-specified replacement for the \u003cstrong\u003eCarrier CH13NA03600GAABA\u003c\/strong\u003e split-system air conditioner. The contactor is a high-voltage relay controlled by your thermostat's 24V signal — when you call 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 AC system stops responding entirely, hums without starting, or runs continuously without shutting off. Burned or pitted contacts are the telltale signs of a contactor ready for replacement.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | 30–40 amp rating | Direct factory replacement for OEM part# HN51KC024\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor uses factory-grade silver-alloy contact points engineered to Carrier's exact arc-resistance and pull-in voltage specs. Generic contactors often use inferior contact materials that pit and fail prematurely — especially under the high cycling demands of a 3-ton condenser.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off power at the disconnect and breaker panel before starting. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Always photograph wiring before removing old contactor. One-for-one terminal swap; coil and load terminals are clearly labeled.\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 stocked warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered specifically for the Carrier \u003cstrong\u003eCH13NA03600GAABA\u003c\/strong\u003e 3-ton split-system condenser. Verify coil voltage (24V) and pole configuration on your unit's data plate before ordering. Not sure it's the right part? Our HVAC parts team confirms fitment before you buy — contact us anytime.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909633233267,"sku":"CARRIE-CH13NA03600GAABA-CONTACTOR-HN51KC024","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909633266035,"sku":"CARRIE-CH13NA03600GAABA-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_f2155244-ca88-4ccd-a90b-05fe4f6efe9c.jpg?v=1782898914","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ch13na03600gaaba-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}