{"product_id":"carrier-cp50p550p504020cp-contactor-1k1s1j","title":"OEM Carrier Contactor 2-Pole 24V Coil for CP50P550P504020CP","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model CP50P550P504020CP\u003c\/h1\u003e\u003cp\u003eThis OEM replacement contactor is the factory-specified part for the \u003cstrong\u003eCarrier CP50P550P504020CP\u003c\/strong\u003e packaged unit. The contactor is a high-voltage relay controlled by your 24V thermostat signal — when the thermostat calls for cooling, the contactor closes its poles to send line voltage to the compressor and condenser fan motor. A failed contactor is one of the most common reasons an air conditioning system stops responding to thermostat calls entirely, or causes intermittent no-cool conditions, chattering, or welded contacts that prevent the system from shutting off.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | Factory-rated amperage for Carrier CP50 series | OEM part number HN53CD115 | Screw-terminal design for secure wiring connections\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor is manufactured to exact Carrier factory specifications, including contact material grade and coil pull-in voltage tolerance. Generic contactors frequently use lower-grade contact tips that arc, pit, and fail prematurely under compressor start-load conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Always disconnect power at the disconnect box and verify zero voltage with a multimeter before proceeding. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter. Photograph all wiring before disconnecting. Contactor terminals carry line voltage — exercise full lockout\/tagout precautions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects in materials and workmanship. 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 CP50P550P504020CP\u003c\/strong\u003e packaged units using OEM part number HN53CD115. Always verify coil voltage (24V) and pole configuration against your unit's wiring diagram and data plate before ordering. Our HVAC parts specialists are available to confirm fitment — call or chat before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909583982963,"sku":"CARRIE-CP50P550P504020CP-CONTACTOR-HN53CD115","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909584015731,"sku":"CARRIE-CP50P550P504020CP-CONTACTOR-HN53CD115-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-HN53CD115_40ab5b61-053f-4493-a8bb-3dcdf366f358.jpg?v=1782904618","url":"https:\/\/nationalhvacparts.com\/products\/carrier-cp50p550p504020cp-contactor-1k1s1j","provider":"National HVAC Parts","version":"1.0","type":"link"}