{"product_id":"carrier-py4gnab36090aa-contactor-1iwxlq","title":"OEM Carrier Contactor 1-Pole 24V 30A HN51KC024 — PY4GNAB36090AA","description":"\u003ch1\u003eOEM Carrier 1-Pole Contactor 24V 30A (HN51KC024) for Model PY4GNAB36090AA\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier contactor for the \u003cstrong\u003ePY4GNAB36090AA\u003c\/strong\u003e packaged unit. The contactor is the high-voltage relay that bridges line-voltage power to the compressor and condenser fan motor whenever the thermostat sends a 24V demand signal. When it fails, you'll typically notice the system completely refusing to start, audible chattering or humming from the control box, or — in worst-case pitted-contact failures — the unit running continuously even after the thermostat call ends. Replacing a worn contactor promptly protects the compressor from the voltage irregularities that cause premature failure.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 1-Pole configuration | 24 VAC coil voltage | 30A Full Load Amps (FLA) | 150A Locked Rotor Amps (LRA) | 50\/60 Hz | OEM Part # HN51KC024\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This Factory Authorized Part is engineered to meet exact Carrier specifications for contact gap, coil pull-in voltage, and silver-alloy contact material — ensuring reliable pull-in under all load conditions. Generic contactors frequently use lower-grade contact alloys that pit and weld faster under compressor start loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Always disconnect and lock out all power before starting. Photograph all wiring connections before removal. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter (verify 24V coil signal before condemning the contactor). Swap one wire at a time to avoid miswiring. Verify contactor pulls in cleanly on a 24V thermostat call after installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. In stock and ships same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for Carrier model \u003cstrong\u003ePY4GNAB36090AA\u003c\/strong\u003e. Also cross-references part numbers HN51CC024, P282-0311, P282-1304, P282-1305, 301362-101, and 301323-101. Always verify the part number against your unit's wiring diagram or data plate before ordering. Not sure it fits? Contact our team — we verify fitment before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640322511219,"sku":"CARRIE-PY4GNAB36090AA-CONTACTOR-HN51KC024","price":67.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640322543987,"sku":"CARRIE-PY4GNAB36090AA-CONTACTOR-HN51KC024-GEN","price":59.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-HN51KC024_b866070f-5a87-4bdd-8cd4-708a75ba811c.jpg?v=1775021347","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py4gnab36090aa-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}