{"product_id":"carrier-yac3680yac108t-contactor-1k1rz3","title":"OEM Carrier 3-Pole Contactor 24V 40A for YAC3680YAC108T","description":"\u003ch1\u003eOEM Carrier 3-Pole Contactor 24V 40A (HN53CD024) for Model YAC3680YAC108T\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier \u003cstrong\u003eHN53CD024\u003c\/strong\u003e 3-pole contactor, the factory-specified replacement for the \u003cstrong\u003eCarrier YAC3680YAC108T\u003c\/strong\u003e. The contactor is a high-voltage relay that receives a low-voltage (24V) signal from the thermostat and closes its contacts to deliver line voltage to the compressor and condenser fan motor. When a contactor fails — through burned contacts, pitted terminals, or a stuck plunger — the system will either refuse to start, hum without fully engaging, or run continuously even after the thermostat is satisfied.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 24V coil voltage | 40A continuous current rating | 3-pole construction | Factory OEM part number HN53CD024 | Genuine Carrier replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier OEM contactor, not a third-party substitute. OEM contacts are rated to exact amperage and coil pull-in specifications, ensuring proper engagement and long service life. Generic contactors may use lower-grade silver alloy contacts prone to premature pitting and arcing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Always shut off power at the disconnect and breaker before servicing. Verify contacts are fully discharged before handling. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter (to verify 24V coil signal and check for welded contacts). Photograph all wiring connections before removal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty. In-stock units ship same business day when ordered by 5 PM local time.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered as a direct OEM replacement for the \u003cstrong\u003eCarrier YAC3680YAC108T\u003c\/strong\u003e. Verify your unit's data plate confirms a 3-pole, 24V coil, 40A-rated contactor before ordering. Not sure about fitment? Our HVAC parts specialists verify compatibility before your order ships — no guesswork required.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640195699059,"sku":"CARRIE-YAC3680YAC108T-CONTACTOR-HN53CD024","price":187.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640195731827,"sku":"CARRIE-YAC3680YAC108T-CONTACTOR-HN53CD024-GEN","price":164.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-HN53CD024_21d8d18e-1df4-43a7-a8d5-c7fc0c8719b0.jpg?v=1775015913","url":"https:\/\/nationalhvacparts.com\/products\/carrier-yac3680yac108t-contactor-1k1rz3","provider":"National HVAC Parts","version":"1.0","type":"link"}