{"product_id":"payne-pa3ana042000baaa-contactor-1iwxlq","title":"OEM Payne Contactor 2-Pole 24V Coil HN51KC024 — PA3ANA042000BAAA","description":"\u003ch1\u003eOEM Payne 2-Pole Contactor 24V Coil HN51KC024 for Model PA3ANA042000BAAA\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor (part number \u003cstrong\u003eHN51KC024\u003c\/strong\u003e) for the \u003cstrong\u003ePayne PA3ANA042000BAAA\u003c\/strong\u003e split-system air conditioner. The contactor is the high-voltage relay that your thermostat's 24V control signal energizes to send line voltage to the compressor and condenser fan motor. When it fails, the most common symptoms include the AC unit not starting at all, the compressor failing to engage while the fan runs, or visible pitting and burning on the contactor points from normal wear. A failed or pitted contactor is one of the most common causes of a no-cool service call and is a straightforward field replacement.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | Replaces OEM part number HN51KC024 | Factory-rated amperage for Payne PA3ANA042000BAAA application\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor meets Carrier\/Payne factory specifications for coil pull-in voltage, contact gap, and amperage rating. Aftermarket contactors vary widely in contact material quality and coil sensitivity, which can lead to premature pitting, chatter, and compressor damage over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Always disconnect power at the disconnect box and verify zero voltage with a multimeter before beginning. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Photograph all wire connections before removal. Wire-for-wire replacement; no programming required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Orders placed before cutoff ship same business day from our stocked warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed and factory-specified for the Payne \u003cstrong\u003ePA3ANA042000BAAA\u003c\/strong\u003e (3.5-ton) split-system air conditioner. Always confirm the OEM part number HN51KC024 against your unit's data plate or existing contactor label before ordering. If you have any questions about fitment, our HVAC parts specialists verify compatibility before you buy — no guesswork required.\u003c\/p\u003e","brand":"Payne","offers":[{"title":"OEM","offer_id":62908912271731,"sku":"PAYNE-PA3ANA042000BAAA-CONTACTOR-HN51KC024","price":68.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62908912304499,"sku":"PAYNE-PA3ANA042000BAAA-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_19e4204a-1d5f-42fe-b1f5-865051c778a1.jpg?v=1780718051","url":"https:\/\/nationalhvacparts.com\/products\/payne-pa3ana042000baaa-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}