{"product_id":"carrier-tchc0250hefmraf511-contactor-1h3zxi","title":"OEM Carrier 2-Pole Contactor 40A 24V Coil for TCHC0250HEFMRAF511","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 40 Amp 24V Coil for Model TCHC0250HEFMRAF511\u003c\/h1\u003e\u003cp\u003eThis OEM contactor (part number \u003cstrong\u003eHN52TC040\u003c\/strong\u003e) is the factory-specified replacement for the \u003cstrong\u003eCarrier TCHC0250HEFMRAF511\u003c\/strong\u003e. The contactor is a high-voltage relay that acts as the main power switch for your system's compressor and condenser fan motor. When the thermostat calls for cooling, the 24V control circuit energizes the contactor coil, closing the high-voltage contacts to start the compressor. A failed contactor is one of the most common reasons an air conditioner or heat pump simply won't turn on — symptoms include the outdoor unit not starting, a chattering or buzzing sound from the contactor, visibly burned or pitted contact points, or the system tripping on high-pressure lockout.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole | 40 FLA (Full Load Amps) | 24V 50\/60Hz coil | Direct OEM drop-in replacement for Carrier HN52TC040\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors are manufactured to exact Carrier factory tolerances for contact gap, coil pull-in voltage, and arc suppression. Generic contactors often use lower-grade contact materials that pit and weld faster under high-cycle loads, risking compressor damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Always disconnect power at the breaker and discharge any capacitors before beginning. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Photograph all wiring connections before disconnecting. The contactor is typically secured with two screws inside the electrical compartment of the outdoor unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Ships same business day from our warehouse when ordered before cutoff.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered as an exact OEM replacement for Carrier model \u003cstrong\u003eTCHC0250HEFMRAF511\u003c\/strong\u003e. Verify pole count, amperage, and coil voltage on your unit's data plate before ordering. Our team is available to confirm fitment — order with confidence and get your system back up and running today.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640285188467,"sku":"CARRIE-TCHC0250HEFMRAF511-CONTACTOR-HN52TC040","price":71.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640285221235,"sku":"CARRIE-TCHC0250HEFMRAF511-CONTACTOR-HN52TC040-GEN","price":62.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-HN52TC040_ab5b24ad-32a4-492d-8273-888db2dd4c4c.jpg?v=1775015630","url":"https:\/\/nationalhvacparts.com\/products\/carrier-tchc0250hefmraf511-contactor-1h3zxi","provider":"National HVAC Parts","version":"1.0","type":"link"}