{"product_id":"carrier-py3gnaa42060aa-contactor-1iwxlq","title":"OEM Carrier Contactor 24V Coil 2-Pole for PY3GNAA42060AA","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model PY3GNAA42060AA\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM replacement contactor for the \u003cstrong\u003eCarrier PY3GNAA42060AA\u003c\/strong\u003e packaged unit. The contactor is the high-voltage relay responsible for switching 240V power to the compressor and condenser fan motor every time the thermostat calls for cooling. When the contactor fails — due to burned or pitted contacts, a coil that no longer energizes, or contacts that weld shut — the result is either an AC that won't start at all, one that runs continuously regardless of thermostat demand, or a unit that hums and trips the breaker. Replacing it with the factory OEM part (Carrier part number \u003cstrong\u003eHN51KC024\u003c\/strong\u003e) ensures reliable, code-compliant performance without guesswork.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole design | 24V AC coil voltage | Rated for 40A+ compressor loads | Factory-matched contact gap and coil pull-in voltage per Carrier specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM Carrier contactors are manufactured to exact coil impedance and contact silver-alloy specs. Generic alternatives frequently use thinner contact material, leading to premature pitting, arcing, and nuisance call-backs — especially under the high inrush currents of scroll compressors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Turn off power at the disconnect and breaker panel before beginning. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, and a multimeter to confirm voltage is absent before touching terminals. Photograph all wire connections prior to removal. Swap 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 against defects. Orders placed before cutoff ship same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the Carrier \u003cstrong\u003ePY3GNAA42060AA\u003c\/strong\u003e packaged unit. Always confirm part number HN51KC024 against the unit's wiring diagram or data plate label before ordering. Our HVAC parts specialists are available to verify fitment — contact us before you order if you have any questions. \u003cem\u003eIn stock and ships today.\u003c\/em\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640449847667,"sku":"CARRIE-PY3GNAA42060AA-CONTACTOR-HN51KC024","price":68.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640449880435,"sku":"CARRIE-PY3GNAA42060AA-CONTACTOR-HN51KC024-GEN","price":60.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-HN51KC024_6bdb4977-213c-449f-8064-7c6b10c7e117.jpg?v=1775022168","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py3gnaa42060aa-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}