{"product_id":"carrier-ph14nb042000aaaa-contactor-1iwxlq","title":"OEM Carrier Contactor 1-Pole 30A 24V for PH14NB042000AAAA","description":"\u003ch1\u003eOEM Carrier Single-Pole Contactor 30A 24V Coil (HN51KC024) for Model PH14NB042000AAAA\u003c\/h1\u003e\u003cp\u003eThis is the factory-authorized OEM replacement contactor for the \u003cstrong\u003eCarrier PH14NB042000AAAA\u003c\/strong\u003e heat pump. The contactor is the high-voltage relay that closes the compressor circuit every time your thermostat calls for cooling or heating. When it fails — through pitted contacts, a burned coil, or contacts that weld shut — your system will either refuse to start entirely or run continuously without responding to thermostat commands. Replacing with the correct OEM part ensures a factory-matched fit and eliminates guesswork on coil pull-in voltage and amp ratings.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 1-Pole configuration | 30A FLA (Full Load Amps) | 150A LRA (Locked Rotor Amps) | 24 VAC coil voltage | 50\/60 Hz | OEM Part Number: HN51KC024\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is the genuine Carrier Factory Authorized Part, designed to meet exact factory specifications for coil resistance, contact gap, and arc suppression. Generic aftermarket contactors frequently carry ±10% amp tolerance and lower-grade contact alloys, which accelerates pitting and shortens service life — especially on a heat pump that cycles year-round.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Shut off all power at the disconnect and breaker before proceeding. Photograph all wiring before removing any terminals. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter. After installation, verify 24V coil pull-in with a thermostat call before closing the access panel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty \u0026amp; Shipping:\u003c\/strong\u003e Backed by a 1-year OEM factory warranty. In stock and ships same business day from our warehouse — get your system running fast.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for the Carrier \u003cstrong\u003ePH14NB042000AAAA\u003c\/strong\u003e heat pump. Cross-references include P282-0311, HN51CC024, HN51KB024, P282-1304, P282-1305, and 301362-101. Always verify your unit's data plate and wiring diagram before ordering. Have questions about fitment? Our parts team confirms compatibility before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62641750901107,"sku":"CARRIE-PH14NB042000AAAA-CONTACTOR-HN51KC024","price":66.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62641750933875,"sku":"CARRIE-PH14NB042000AAAA-CONTACTOR-HN51KC024-GEN","price":58.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-HN51KC024_d2c0ca88-9f9d-45c2-93c3-4d2ea3563c3d.jpg?v=1775021537","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ph14nb042000aaaa-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}