{"product_id":"carrier-rsa0750h2h-contactor-1k1rxh","title":"OEM Carrier 3-Pole Contactor HN53CD209 for RSA0750H2H","description":"\u003ch1\u003eOEM Carrier 3-Pole Contactor HN53CD209 for Model RSA0750H2H\u003c\/h1\u003e\u003cp\u003eThis OEM Carrier contactor is the factory-specified replacement for the \u003cstrong\u003eCarrier RSA0750H2H\u003c\/strong\u003e commercial rooftop and packaged unit platform. The contactor serves as the primary high-voltage switching relay in the condensing section — when the thermostat sends a 24V call for cooling, the contactor's coil energizes, closing the power circuit to the compressor and condenser fan motor. A failed contactor is one of the most common field failures in commercial HVAC: symptoms include the unit humming without starting, failing to energize at all, or running continuously even when cooling is not called for.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 3-Pole | 40 FLA (Full Load Amps) | 50A Resistive | 208\/240V Coil | 50\/60 Hz | Factory OEM part number HN53CD209\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier Factory Authorized Part, manufactured to exact OEM tolerances. Generic contactors in the 3-pole commercial class frequently use undersized silver-alloy contacts that pit and weld prematurely under compressor inrush loads — costing far more in callbacks than the price difference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Requires full lockout\/tagout of the unit (line voltage present at contactor terminals even when unit is off). Tools needed: insulated screwdrivers, needle-nose pliers, multimeter, wiring diagram. Photograph all wiring before disconnecting. Three line-side and three load-side conductors plus 24V coil leads must be transferred correctly. Professional installation strongly recommended on commercial equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Ships same business day from our stocked 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 for the Carrier \u003cstrong\u003eRSA0750H2H\u003c\/strong\u003e packaged\/rooftop unit. Verify coil voltage, pole count, and FLA rating on your unit's wiring diagram or data plate before ordering. Our technical team is available to confirm fitment — contact us before you order if you have any questions.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640295149939,"sku":"CARRIE-RSA0750H2H-CONTACTOR-HN53CD209","price":204.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640295182707,"sku":"CARRIE-RSA0750H2H-CONTACTOR-HN53CD209-GEN","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-HN53CD209_e0fea8ec-9c03-4e6f-a439-bbabc1f75bd9.jpg?v=1775016194","url":"https:\/\/nationalhvacparts.com\/products\/carrier-rsa0750h2h-contactor-1k1rxh","provider":"National HVAC Parts","version":"1.0","type":"link"}