{"product_id":"carrier-hp13nr02400gakaa-contactor-1iwxlq","title":"OEM Carrier 40A Contactor 2-Pole 24V Coil for HP13NR02400GAKAA","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model HP13NR02400GAKAA\u003c\/h1\u003e\u003cp\u003eThis is the factory-specified OEM contactor (part number \u003cstrong\u003eHN51KC024\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier HP13NR02400GAKAA\u003c\/strong\u003e heat pump condenser. The contactor is a high-voltage relay controlled by your thermostat's 24V signal — when the thermostat calls for cooling or heating, the contactor closes to send line voltage to the compressor and condenser fan motor. A failed contactor is one of the most common reasons a heat pump stops responding: symptoms include the outdoor unit not energizing at all, audible chattering or buzzing at the contactor, pitted or burned contacts, or the unit running continuously without shutting off.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | 30–40A contact rating | Heavy-duty silver-alloy contact tips | Factory-matched to Carrier HP13NR series\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM HN51KC024 contactor meets Carrier's exact coil pull-in voltage, contact gap, and amp rating specifications. Generic contactors often use lower-grade contact materials that pit and weld faster under the high inrush current of a compressor start, leading to premature failure or a stuck-closed condition.\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 proceeding. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter. Photograph all wiring connections before removing the old contactor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. In-stock and ships same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the Carrier \u003cstrong\u003eHP13NR02400GAKAA\u003c\/strong\u003e 2-ton heat pump condenser. Verify coil voltage (24V) and pole count on your existing contactor's data label before ordering. Our fitment team is available to confirm compatibility before you buy — ships same day when ordered before 3 PM.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909321150835,"sku":"CARRIE-HP13NR02400GAKAA-CONTACTOR-HN51KC024","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909321183603,"sku":"CARRIE-HP13NR02400GAKAA-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_f1f5edd6-ec8c-42b7-96db-8bc06ccd4089.jpg?v=1782898993","url":"https:\/\/nationalhvacparts.com\/products\/carrier-hp13nr02400gakaa-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}