{"product_id":"carrier-roa0500m5y-contactor-1k1rxh","title":"OEM Carrier 3-Pole Contactor 208V Coil for ROA0500M5Y — HN53CD209","description":"\u003ch1\u003eOEM Carrier 3-Pole Contactor 208V Coil for Model ROA0500M5Y — HN53CD209\u003c\/h1\u003e\u003cp\u003eThis genuine OEM Carrier contactor (part number \u003cstrong\u003eHN53CD209\u003c\/strong\u003e) is the factory-specified replacement for the \u003cstrong\u003eCarrier ROA0500M5Y\u003c\/strong\u003e packaged or commercial unit. The contactor functions as a high-voltage relay: when the thermostat or control board sends a low-voltage signal to the contactor coil, the contactor closes its poles, delivering line voltage to the compressor and condenser fan motor. When a contactor fails, the most common symptom is an air conditioning or refrigeration system that simply \u003cem\u003ewill not turn on\u003c\/em\u003e — the unit hums, chatters, or stays completely silent despite a valid thermostat call. Burned or pitted contact points are a leading cause of compressor failure and should be inspected at every seasonal tune-up.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 3-Pole | 208V AC Coil | 40 FLA (Full Load Amps) | 50A Resistive | Factory OEM tolerance — matches original wiring harness and mounting footprint exactly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors use silver-alloy contact tips rated to factory arc-interruption standards. Generic contactors frequently use inferior alloys that pit and weld prematurely, risking compressor burnout and costly callbacks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Always disconnect power at the disconnect box AND the main breaker before servicing. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter (to verify coil voltage and continuity), and a smartphone to photograph all wiring before removal. Note the 208V coil — do not substitute a 24V or 240V contactor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty. In-stock and ships same business day from our warehouse when ordered before 3 PM local time.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for Carrier model \u003cstrong\u003eROA0500M5Y\u003c\/strong\u003e. Always verify the coil voltage (208V) and pole count (3-pole) on your unit's data plate before ordering. Need fitment confirmation? Our HVAC parts specialists verify compatibility before you buy — contact us today and get back up and running fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640302686579,"sku":"CARRIE-ROA0500M5Y-CONTACTOR-HN53CD209","price":90.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640302719347,"sku":"CARRIE-ROA0500M5Y-CONTACTOR-HN53CD209-GEN","price":79.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-HN53CD209_86a99985-4506-4523-b82e-8f16a5793cc8.jpg?v=1775015900","url":"https:\/\/nationalhvacparts.com\/products\/carrier-roa0500m5y-contactor-1k1rxh","provider":"National HVAC Parts","version":"1.0","type":"link"}