{"product_id":"carrier-lc748lccsrmyx2600-contactor-1h3zxi","title":"OEM Carrier 410A Contactor 2-Pole 24V Coil for LC748LCCSRMYX2600","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model LC748LCCSRMYX2600\u003c\/h1\u003e\u003cp\u003eThis is the OEM factory-replacement contactor (part number \u003cstrong\u003eHN52TC040\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier LC748LCCSRMYX2600\u003c\/strong\u003e condensing unit. The contactor is a high-voltage relay that receives a 24V signal from the thermostat and switches line voltage to the compressor and condenser fan motor. When the contactor fails — due to burned or pitted contacts, a stuck plunger, or a failed coil — the outdoor unit will not energize even when the thermostat calls for cooling. You may hear the indoor air handler running but the outdoor unit remains completely off.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | High-amperage contact rating | Factory-matched OEM part number HN52TC040 | Designed for R-410A residential condensing systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier OEM contactor built to factory specifications. Generic contactors may use lower-grade contact materials that pit and weld more quickly under load, leading to premature failure and potential compressor damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Always shut off power at both the disconnect and breaker before beginning. Tools needed: flat-head and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter. 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 against defects. In-stock and ships same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e This contactor is the factory-specified replacement for the Carrier \u003cstrong\u003eLC748LCCSRMYX2600\u003c\/strong\u003e. Always verify coil voltage and pole configuration against your unit's wiring diagram and data plate before ordering. Our technical team is available to confirm fitment — reach out before you order if you have any questions. Order today and receive same-day shipping on all in-stock parts.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909293068659,"sku":"CARRIE-LC748LCCSRMYX2600-CONTACTOR-HN52TC040","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909293101427,"sku":"CARRIE-LC748LCCSRMYX2600-CONTACTOR-HN52TC040-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-HN52TC040_ab82081b-2451-4a52-8011-5fb567b50126.jpg?v=1782900121","url":"https:\/\/nationalhvacparts.com\/products\/carrier-lc748lccsrmyx2600-contactor-1h3zxi","provider":"National HVAC Parts","version":"1.0","type":"link"}