{"product_id":"carrier-py3pna036090ab-contactor-1iwybu","title":"OEM Carrier Contactor 1-Pole 25A 24V for PY3PNA036090AB","description":"\u003ch1\u003eOEM Carrier Contactor 1-Pole 25A 24V Coil — Model PY3PNA036090AB (HN51KB024)\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor for the \u003cstrong\u003eCarrier PY3PNA036090AB\u003c\/strong\u003e split-system heat pump and air conditioning unit. The contactor is the high-voltage relay that receives the 24V signal from your thermostat and closes the circuit to power the compressor and condenser fan. When the contactor fails — whether from pitted contacts, welded poles, or a burned coil — the outdoor unit simply won't start, leaving you with warm air and a spinning indoor blower but no cooling or heating output.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 1-Pole | 25A FLA (Full Load Amps) | 24V 50\/60Hz Coil | OEM Part# HN51KB024 | Direct drop-in replacement — no modifications required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM contactors are manufactured to Carrier's exact contact gap, coil pull-in voltage, and silver-alloy contact specification. Generic contactors often use lower-grade contact materials that arc and pit faster, especially under the high cycling loads of a heat pump application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Always disconnect power at the breaker and verify zero voltage with a multimeter before beginning. Photograph all wiring before removing the old contactor. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. The contactor snaps or screws directly into the existing mounting position.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty. Ships same business day from our warehouse when ordered before cutoff.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the \u003cstrong\u003eCarrier PY3PNA036090AB\u003c\/strong\u003e packaged heat pump unit. Verify your unit's data plate lists a 1-pole, 25A FLA contactor before ordering. Cross-reference OEM part number \u003cstrong\u003eHN51KB024\u003c\/strong\u003e to confirm fitment. Our HVAC parts specialists are available to verify compatibility before you order — contact us anytime.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640389357939,"sku":"CARRIE-PY3PNA036090AB-CONTACTOR-HN51KB024","price":65.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640389390707,"sku":"CARRIE-PY3PNA036090AB-CONTACTOR-HN51KB024-GEN","price":57.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-HN51KB024_231d05e8-8e54-424a-8ad4-9f9a9c659bc4.jpg?v=1775021390","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py3pna036090ab-contactor-1iwybu","provider":"National HVAC Parts","version":"1.0","type":"link"}