{"product_id":"carrier-fiop200c521ga-contactor-1iwxlq","title":"OEM Carrier 2-Pole Contactor 24V Coil for FIOP200C521GA — HN51KC024","description":"\u003ch1\u003eOEM Carrier 2-Pole Contactor 24V Coil for Model FIOP200C521GA (HN51KC024)\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement contactor for the \u003cstrong\u003eCarrier FIOP200C521GA\u003c\/strong\u003e packaged unit. The contactor is the high-voltage relay that receives a 24V signal from the thermostat or control board and closes the circuit to send line voltage to the compressor and condenser fan motor. When it fails — whether due to burned or pitted contacts, a stuck plunger, or a failed coil — the system will appear completely unresponsive or will hum without starting. Replacing a worn contactor is one of the most common and cost-effective repairs in the field.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 2-pole configuration | 24V AC coil voltage | Factory-matched contact rating | OEM Part Number: \u003cstrong\u003eHN51KC024\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM contactor is manufactured to Carrier's exact specifications, ensuring proper coil pull-in voltage, contact gap, and current rating. Generic contactors may use lower-grade silver-alloy contacts that pit faster under load, leading to repeat failures within a single season.\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 beginning. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter. Photograph all wiring connections before removing the old contactor and transfer one wire at a time to avoid miswiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Orders received by 3 PM local time 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 \u003cstrong\u003eCarrier FIOP200C521GA\u003c\/strong\u003e packaged unit. Always confirm the OEM part number HN51KC024 against your unit's data plate or existing contactor label before ordering. Our HVAC parts specialists are available to verify fitment — contact us before you buy if you have any questions. In-stock and ready to ship today.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909506388339,"sku":"CARRIE-FIOP200C521GA-CONTACTOR-HN51KC024","price":31.2,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909506421107,"sku":"CARRIE-FIOP200C521GA-CONTACTOR-HN51KC024-GEN","price":23.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-2pole-HN51KC024.jpg?v=1782897658","url":"https:\/\/nationalhvacparts.com\/products\/carrier-fiop200c521ga-contactor-1iwxlq","provider":"National HVAC Parts","version":"1.0","type":"link"}