{"product_id":"payne-pa10ja018000aaaa-contactor-1iwybu","title":"OEM Payne Contactor 2-Pole 24V for PA10JA018000AAAA — HN51KB024","description":"\u003ch1\u003eOEM Payne 2-Pole Contactor 24V Coil for Model PA10JA018000AAAA (HN51KB024)\u003c\/h1\u003e\u003cp\u003eThis OEM contactor (part number \u003cstrong\u003eHN51KB024\u003c\/strong\u003e) is the factory-specified replacement for the \u003cstrong\u003ePayne PA10JA018000AAAA\u003c\/strong\u003e air conditioning system. The contactor acts as the primary high-voltage relay in your outdoor condensing unit — when the thermostat calls for cooling, the 24V control circuit energizes the contactor coil, closing the high-voltage contacts that send power to the compressor and condenser fan motor. When the contactor fails, you'll typically find the outdoor unit completely unresponsive, hear a buzzing or chattering noise at the contactor, or experience frequent system drop-outs even though the thermostat is calling for cooling.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | High-amperage contacts rated for compressor load | Direct OEM replacement matching factory electrical ratings for the PA10JA018000AAAA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is an OEM-grade contactor built to exact Payne\/Carrier factory specifications. Generic contactors may use lower-grade contact materials that pit and burn faster under compressor inrush current, leading to premature failure and potential compressor damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Always shut off power at the disconnect box and verify voltage is zero before beginning work. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Photograph all wire connections before removal. Wires transfer one-at-a-time to avoid miswiring.\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 specifically for the Payne \u003cstrong\u003ePA10JA018000AAAA\u003c\/strong\u003e condensing unit. Verify coil voltage (24V) and pole configuration on your unit's wiring diagram or data plate before ordering. Not sure if this part fits your system? Our HVAC parts specialists confirm fitment before you buy — contact us today and get your system cooling again fast.\u003c\/p\u003e","brand":"Payne","offers":[{"title":"OEM","offer_id":62909249519987,"sku":"PAYNE-PA10JA018000AAAA-CONTACTOR-HN51KB024","price":68.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909249552755,"sku":"PAYNE-PA10JA018000AAAA-CONTACTOR-HN51KB024-GEN","price":60.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-HN51KB024_934ca311-1be0-400a-a6df-ddc73bef3200.jpg?v=1780718061","url":"https:\/\/nationalhvacparts.com\/products\/payne-pa10ja018000aaaa-contactor-1iwybu","provider":"National HVAC Parts","version":"1.0","type":"link"}