{"product_id":"carrier-tchc0250hefmrafa02-contactor-1h3zxi","title":"OEM Carrier Contactor 2-Pole 24V Coil for TCHC0250HEFMRAFA02","description":"\u003ch1\u003eOEM Carrier Contactor HN52TC040 for Model TCHC0250HEFMRAFA02\u003c\/h1\u003e\u003cp\u003eThis is the factory-specified OEM contactor for the \u003cstrong\u003eCarrier TCHC0250HEFMRAFA02\u003c\/strong\u003e commercial HVAC unit. The contactor is a high-voltage relay that controls the flow of line-voltage power to the compressor and condenser fan motor. When your thermostat calls for cooling, the 24V control circuit energizes the contactor coil, pulling in the contacts and completing the high-voltage circuit. A failed contactor is one of the most common causes of an air conditioner that hums but won't start, trips a breaker repeatedly, or simply refuses to respond to thermostat commands — making this an essential service part to have on hand.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e OEM Part # HN52TC040 | 2-Pole configuration | 24V AC coil voltage | Factory-matched contact rating for reliable high-voltage switching\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor meets Carrier's exact electrical specifications, including contact gap, coil pull-in voltage, and current rating. Generic alternatives frequently use lower-grade contact materials that pit and arc more rapidly, shortening service life and risking 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 the breaker panel before servicing. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Photograph all wiring connections before disconnecting. Replacement typically takes 20–30 minutes for an experienced technician.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. In-stock units ship same business day when ordered before 3 PM.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed as a direct OEM replacement for the \u003cstrong\u003eCarrier TCHC0250HEFMRAFA02\u003c\/strong\u003e. Always verify your unit's data plate and existing contactor specifications (pole count, coil voltage, and amperage rating) before ordering. Our HVAC parts specialists are available to confirm fitment — contact us before you order if you have any questions. \u003cstrong\u003eOrder now and get same-day shipping from our warehouse.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640284041587,"sku":"CARRIE-TCHC0250HEFMRAFA02-CONTACTOR-HN52TC040","price":68.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640284074355,"sku":"CARRIE-TCHC0250HEFMRAFA02-CONTACTOR-HN52TC040-GEN","price":60.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-HN52TC040_e6d85c50-dfd7-417a-ac8c-01595c9de553.jpg?v=1775021830","url":"https:\/\/nationalhvacparts.com\/products\/carrier-tchc0250hefmrafa02-contactor-1h3zxi","provider":"National HVAC Parts","version":"1.0","type":"link"}