{"product_id":"carrier-py3gna042060na-contactor-1iwybu","title":"OEM Carrier Contactor 1-Pole 24V 25A HN51KB024 for PY3GNA042060NA","description":"\u003ch1\u003eOEM Carrier 1-Pole Contactor 24V 25A — HN51KB024 for Model PY3GNA042060NA\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor for the \u003cstrong\u003eCarrier PY3GNA042060NA\u003c\/strong\u003e packaged HVAC unit. The contactor is the high-voltage relay that closes the circuit to your compressor and\/or fan motor every time your thermostat calls for cooling. When the contactor fails — whether from burned or pitted contacts, a welded coil, or a failed coil winding — the result is an unresponsive system: the unit hums but never starts, or doesn't respond at all. Replacing a worn contactor is one of the most common and cost-effective HVAC repairs available.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 1-Pole | 24V 50\/60Hz coil | 25 FLA (Full Load Amps) | OEM part number HN51KB024 | Factory-matched fit and electrical rating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier OEM contactor — not an aftermarket substitute. OEM contactors meet exact factory coil pull-in voltage and contact load ratings. Generic contactors may carry ±10–15% tolerance variances, increasing risk of premature contact welding or coil dropout under load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Shut off power at the disconnect and confirm zero voltage with a meter before touching any terminals. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Always photograph all wiring connections before removing the old contactor to ensure correct reinstallation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Ships same business day from our warehouse when ordered before cut-off.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for Carrier model \u003cstrong\u003ePY3GNA042060NA\u003c\/strong\u003e. Verify the part number on your unit's wiring diagram or data plate before ordering. Our fitment team is available to confirm compatibility before you purchase — don't guess on a high-voltage component. Order now and get same-day shipping on all in-stock OEM parts.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640477700467,"sku":"CARRIE-PY3GNA042060NA-CONTACTOR-HN51KB024","price":80.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640477733235,"sku":"CARRIE-PY3GNA042060NA-CONTACTOR-HN51KB024-GEN","price":70.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-HN51KB024_1a2ebe2b-4f17-4a09-8a5f-bf90aaf5bf76.jpg?v=1775021264","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py3gna042060na-contactor-1iwybu","provider":"National HVAC Parts","version":"1.0","type":"link"}