{"product_id":"carrier-lc748lccsrmyx2601-contactor-1h3zxi","title":"OEM Carrier Contactor 2-Pole 24V Coil for LC748LCCSRMYX2601","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor HN52TC040 for Model LC748LCCSRMYX2601\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor (part number \u003cstrong\u003eHN52TC040\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier LC748LCCSRMYX2601\u003c\/strong\u003e condensing unit. The contactor is the primary high-voltage switching relay in your system — it receives a 24V signal from the thermostat and closes to send line voltage (typically 240V) to the compressor and condenser fan motor. When the contactor fails, symptoms include an air conditioner that won't turn on at all, a unit that hums but never starts, or one that trips the breaker repeatedly. Pitted or burnt contacts are the most common cause of failure and are easily visible on inspection.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-Pole configuration | 24V AC coil voltage | Rated for high-amperage compressor loads | Direct OEM replacement per Carrier part number HN52TC040\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor uses factory-spec contact materials and coil windings, ensuring proper pull-in voltage and long contact life. Generic contactors often use inferior contact alloys that pit faster under load, leading to repeat failures within one season.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — ALWAYS shut off power at the disconnect and breaker panel before beginning. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter, wire labels or tape. Photograph all wiring connections before removing the old contactor. Verify coil voltage with a multimeter before condemning the part.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Ships same business day from our NationalHVACParts.com warehouse when ordered before 3PM local time.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed as a direct OEM replacement for the Carrier \u003cstrong\u003eLC748LCCSRMYX2601\u003c\/strong\u003e condensing unit. Always confirm the coil voltage and pole configuration printed on your existing contactor's label before ordering. If you have questions about fitment, our HVAC parts specialists verify compatibility before you purchase — no guesswork required. Order today and get your system back up and running fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909291528563,"sku":"CARRIE-LC748LCCSRMYX2601-CONTACTOR-HN52TC040","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909291561331,"sku":"CARRIE-LC748LCCSRMYX2601-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_ad60a8d2-c1ce-41b2-8936-f210f0ddf0dc.jpg?v=1782904835","url":"https:\/\/nationalhvacparts.com\/products\/carrier-lc748lccsrmyx2601-contactor-1h3zxi","provider":"National HVAC Parts","version":"1.0","type":"link"}