{"product_id":"carrier-c50a503562-contactor-1k1tl0","title":"OEM Carrier 2-Pole Contactor 24V Coil 30A for C50A503562 — Ships Today","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model C50A503562\u003c\/h1\u003e\u003cp\u003eThis OEM contactor is the factory-specified high-voltage relay replacement for the \u003cstrong\u003eCarrier C50A503562\u003c\/strong\u003e commercial packaged unit. The contactor acts as the primary switching device that connects line-voltage power to the compressor and condenser fan motor whenever the thermostat calls for cooling. When the contactor fails — through worn contact points, a burned coil, or a stuck plunger — the system will either refuse to start entirely, fail to shut off, or run erratically. Replaces OEM part numbers \u003cstrong\u003eHN53CB115\u003c\/strong\u003e, \u003cstrong\u003eHN53CD115\u003c\/strong\u003e, and \u003cstrong\u003eHN53HF122\u003c\/strong\u003e.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | 30A contact rating | Factory-matched contact material and coil resistance for reliable pull-in and drop-out\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors use silver-alloy contact tips engineered to factory arc-resistance specifications. Generic contactors frequently use inferior contact alloys that pit and weld prematurely, leading to compressor damage and repeat failures within a single season.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Always disconnect power at both the disconnect box and the breaker panel before beginning work. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, and a multimeter to verify coil voltage before reinstalling panels. Photograph all wiring terminals before disconnecting leads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Orders placed before our daily cutoff ship the same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for the Carrier \u003cstrong\u003eC50A503562\u003c\/strong\u003e commercial packaged rooftop unit. Cross-references OEM part numbers HN53CB115, HN53CD115, and HN53HF122 — all three part numbers are superseded by this single current-production replacement. Verify your unit's data plate coil voltage and pole configuration before ordering. Our fitment team is available to confirm compatibility before you purchase — no guesswork required.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909670850931,"sku":"CARRIE-C50A503562-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909670883699,"sku":"CARRIE-C50A503562-CONTACTOR-HN53CB115-GEN","price":23.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-2pole-HN53CB115_5353cf9f-a0f1-4458-a880-dec4a418b0a5.jpg?v=1782897554","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c50a503562-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}