{"product_id":"carrier-hp13nr01800gakaa-contactor-1iwxlq","title":"OEM Carrier 40A Contactor 2-Pole 24V Coil for HP13NR01800GAKAA","description":"\u003ch1\u003eOEM Carrier Contactor 2-Pole 24V Coil for Model HP13NR01800GAKAA\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor (part number \u003cstrong\u003eHN51KC024\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier HP13NR01800GAKAA\u003c\/strong\u003e heat pump condenser. The contactor is a high-voltage relay controlled by the 24V thermostat signal — when the thermostat calls for cooling or heating, the contactor closes and sends line voltage to the compressor and condenser fan motor. A failed contactor is one of the most common reasons an outdoor unit simply will not energize: you may hear a click at the air handler but nothing happens outside, or the unit runs continuously without shutting off due to pitted or welded contacts.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil | 30–40A contact rating | Direct OEM replacement for part number HN51KC024 | Factory-matched contact material for maximum service life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM Carrier contactors use factory-spec silver-alloy contacts rated to manufacturer amperage tolerances. Generic aftermarket contactors frequently use lower-grade contact material that pits prematurely under load, leading to repeat failures within a single season.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off all power at the disconnect box and breaker panel before beginning. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, non-contact voltage tester. Photograph all wiring connections 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. In stock and ships same business day from our warehouse — order by 3 PM local time for same-day dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed as a direct OEM drop-in replacement for the Carrier \u003cstrong\u003eHP13NR01800GAKAA\u003c\/strong\u003e heat pump condenser. Always verify coil voltage and pole configuration on your unit's data plate or wiring diagram before ordering. Our parts specialists are available to confirm fitment prior to purchase — reach out before you order if you have any questions.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909321281907,"sku":"CARRIE-HP13NR01800GAKAA-CONTACTOR-HN51KC024","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909321314675,"sku":"CARRIE-HP13NR01800GAKAA-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_0d5c70da-10b3-4758-87c9-38161f632130.jpg?v=1782898991","url":"https:\/\/nationalhvacparts.com\/products\/carrier-hp13nr01800gakaa-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}