{"product_id":"payne-pa3pna024000aa-contactor-1iwybu","title":"OEM Payne Contactor 2-Pole 24V Coil for PA3PNA024000AA","description":"\u003ch1\u003eOEM Payne 2-Pole Contactor 24V Coil for Model PA3PNA024000AA\u003c\/h1\u003e\u003cp\u003eThis OEM replacement contactor is the factory-specified part for the \u003cstrong\u003ePayne PA3PNA024000AA\u003c\/strong\u003e split-system air conditioner. The contactor acts as a high-voltage relay, controlled by the 24V signal from your thermostat to switch line voltage to the compressor and condenser fan motor. When the contactor fails, the most common symptoms include an AC unit that won't turn on despite the thermostat calling for cooling, a chattering or buzzing noise from the condenser cabinet, or contact pitting that causes intermittent or total loss of cooling. Replacing the contactor with an OEM-matched unit restores proper electrical switching and protects downstream components like the compressor.\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 Payne PA3PNA024000AA | OEM Part Number: HN51KB024\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor meets Payne's exact coil voltage and contact rating specifications. Generic contactors may use lower-grade contact materials that arc and pit faster, reducing service life and risking compressor damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off power at the disconnect box and verify voltage is absent with a multimeter before beginning. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter. Photograph all wiring connections before removing the old contactor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Orders placed by cutoff ship the same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the Payne \u003cstrong\u003ePA3PNA024000AA\u003c\/strong\u003e split-system air conditioner. Always verify coil voltage and pole count against your unit's wiring diagram and data plate before ordering. Not sure it fits? Our HVAC parts specialists confirm fitment before you buy — reach out before placing your order.\u003c\/p\u003e","brand":"Payne","offers":[{"title":"OEM","offer_id":62908902506867,"sku":"PAYNE-PA3PNA024000AA-CONTACTOR-HN51KB024","price":68.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62908902539635,"sku":"PAYNE-PA3PNA024000AA-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_7e30dad5-789d-461a-aa47-04bdacef0e04.jpg?v=1780717995","url":"https:\/\/nationalhvacparts.com\/products\/payne-pa3pna024000aa-contactor-1iwybu","provider":"National HVAC Parts","version":"1.0","type":"link"}