{"product_id":"carrier-c4850c50ay05161-contactor-1k1tl0","title":"OEM Carrier 2-Pole 24V Coil Definite Purpose Contactor for C4850C50AY05161 | National HVAC Parts","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model C4850C50AY05161\u003c\/h1\u003e\u003cp\u003eThis is the factory-specified OEM replacement contactor for the \u003cstrong\u003eCarrier C4850C50AY05161\u003c\/strong\u003e packaged or split-system unit. The contactor is a high-voltage relay controlled by a low-voltage (24V) signal from the thermostat or control board. When the thermostat calls for cooling, the 24V coil energizes and closes the contactor's poles, sending 240V power to the compressor and condenser fan motor. A failed contactor is one of the most common reasons an air conditioner won't start — symptoms include the outdoor unit not responding, a buzzing or chattering noise from the contactor, burnt or pitted contact points, or the compressor running continuously with no thermostat call.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V coil voltage | Compatible OEM part numbers: HN53CB115, HN53HF122, HN53HG120 | Factory-matched contact rating for reliable high-amperage switching\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors use factory-spec silver-alloy contact tips that resist pitting and arcing far longer than generic alternatives. Mismatched coil resistance in generic units can cause chatter, premature coil burnout, and nuisance lockouts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Always disconnect power at both the indoor disconnect and outdoor disconnect before beginning. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter. Photograph all wiring connections before removal. Transfer wires one at a time to avoid miswiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory 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 Designed as a direct OEM replacement for \u003cstrong\u003eCarrier model C4850C50AY05161\u003c\/strong\u003e. Cross-references OEM part numbers HN53CB115, HN53HF122, and HN53HG120. Verify your existing contactor's pole count, coil voltage, and amperage rating against your unit's data plate before ordering. Our fitment team is available to confirm compatibility before you buy — order with confidence and get back up and running fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909808083315,"sku":"CARRIE-C4850C50AY05161-CONTACTOR-HN53CB115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909808116083,"sku":"CARRIE-C4850C50AY05161-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_b6594c6e-3a95-4e9a-a466-731c8d23f4bb.jpg?v=1782897319","url":"https:\/\/nationalhvacparts.com\/products\/carrier-c4850c50ay05161-contactor-1k1tl0","provider":"National HVAC Parts","version":"1.0","type":"link"}