{"product_id":"carrier-fy4anb060000aaaa-transformer-h3hwwy","title":"OEM Carrier Transformer 40VA 120V-24V for FY4ANB060000AAAA","description":"\u003ch1\u003eOEM Carrier 40VA Control Transformer for Model FY4ANB060000AAAA\u003c\/h1\u003e\u003cp\u003eThis OEM step-down transformer (part# \u003cstrong\u003eHT01CN241\u003c\/strong\u003e) is the factory-specified replacement for the \u003cstrong\u003eCarrier FY4ANB060000AAAA\u003c\/strong\u003e air handler. The transformer converts 120V line voltage to the 24V AC signal that powers your thermostat, control board, and all low-voltage control circuits. When it fails, the entire control system goes dark — the thermostat loses power, the system won't respond to any call for heating or cooling, and your unit sits completely unresponsive. A failed transformer is often misdiagnosed as a bad control board, making correct identification critical before purchasing more expensive parts.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA rating | 120V primary input | 24V secondary output | Class 2 transformer | Factory-matched to Carrier FY4ANB060000AAAA wiring harness and control board\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM transformers (HT01CN241) are wound to exact VA and voltage tolerances. Undersized or off-spec generic units can overdraw current, blow low-voltage fuses repeatedly, and damage sensitive control board components over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 2\/5\u003c\/strong\u003e — Disconnect power at the breaker before servicing. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter (to confirm 24V output after install). Label all low-voltage wires before disconnecting. Job typically takes 20–30 minutes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects in materials and workmanship. In-stock units ship same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the Carrier \u003cstrong\u003eFY4ANB060000AAAA\u003c\/strong\u003e 5-ton air handler. Always verify your existing transformer's VA rating and primary\/secondary voltages on the unit data plate or wiring diagram before ordering. Our HVAC parts specialists are available to confirm fitment — reach out before you order if you have any questions. \u003cstrong\u003eOrder today and your part ships the same business day.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909469917555,"sku":"CARRIE-FY4ANB060000AAAA-TRANSFORMER-HT01CN241","price":47.25,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909469950323,"sku":"CARRIE-FY4ANB060000AAAA-TRANSFORMER-HT01CN241-GEN","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-control-HT01CN241_ebde7c93-2c6a-4989-9d1c-862a585ab9ed.jpg?v=1782939709","url":"https:\/\/nationalhvacparts.com\/products\/carrier-fy4anb060000aaaa-transformer-h3hwwy","provider":"National HVAC Parts","version":"1.0","type":"link"}