{"product_id":"carrier-roa1000l2y-contactor-1k1rxh","title":"OEM Carrier 3-Pole Contactor 24V Coil — HN53CD209 for ROA1000L2Y","description":"\u003ch1\u003eOEM Carrier 3-Pole Contactor HN53CD209 \/ HN53HF212 for Model ROA1000L2Y\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM replacement contactor for the \u003cstrong\u003eCarrier ROA1000L2Y\u003c\/strong\u003e rooftop or commercial condensing unit. The contactor is the primary high-voltage switching relay in your system — when the thermostat calls for cooling, a 24V control signal energizes the contactor coil, closing the heavy-duty contacts that deliver line voltage to the compressor and condenser fan motor. A failed contactor is one of the most common reasons a commercial HVAC system won't start, won't shut off, or produces an audible chattering or humming from the electrical panel. Inspect for pitted, burned, or welded contacts as a first diagnostic step.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 3-Pole design | 24V AC coil | Factory-matched contact ratings for the ROA1000L2Y platform | Replaces both \u003cstrong\u003eHN53CD209\u003c\/strong\u003e (primary) and \u003cstrong\u003eHN53HF212\u003c\/strong\u003e (alternate OEM cross)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors are manufactured to Carrier's exact contact gap, coil pull-in voltage, and silver-alloy contact specifications. Aftermarket units frequently use lower-grade contact alloys that pit faster under the high inrush currents of 3-phase or high-tonnage compressors, significantly shortening service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Requires full lockout\/tagout of line voltage before service. Tools needed: multimeter (verify de-energized), flathead and Phillips screwdrivers, needle-nose pliers, wire labels or phone photo of existing wiring. Three-pole contactors have more terminals — label every wire before removal. Recommend verifying coil voltage with multimeter after installation before re-energizing.\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.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered as a direct OEM drop-in for \u003cstrong\u003eCarrier model ROA1000L2Y\u003c\/strong\u003e. Verify pole count, coil voltage, and FLA rating on your unit's data plate before ordering. Both OEM part numbers HN53CD209 and HN53HF212 are covered by this listing. Have a question about fitment? Our HVAC parts specialists verify compatibility before you order — contact us before checkout.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640298918259,"sku":"CARRIE-ROA1000L2Y-CONTACTOR-HN53CD209","price":193.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640298951027,"sku":"CARRIE-ROA1000L2Y-CONTACTOR-HN53CD209-GEN","price":170.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-HN53CD209_d7b0310d-b744-461d-831e-13ef9901fb18.jpg?v=1775015958","url":"https:\/\/nationalhvacparts.com\/products\/carrier-roa1000l2y-contactor-1k1rxh","provider":"National HVAC Parts","version":"1.0","type":"link"}