{"product_id":"carrier-09de044600-transformer-h2ut4z","title":"OEM Carrier Transformer 40VA 230V\/115V for Model 09DE044600","description":"\u003ch1\u003eOEM Carrier Control Transformer 40VA 230V\/115V for Model 09DE044600\u003c\/h1\u003e\u003cp\u003eThis OEM Carrier transformer (part# \u003cstrong\u003eHT01BC208\u003c\/strong\u003e) is the factory-specified replacement for the \u003cstrong\u003eCarrier 09DE044600\u003c\/strong\u003e. The transformer steps down line voltage to supply the low-voltage control circuit that powers your thermostat, contactor coil, and all safety controls. When this component fails, the entire control circuit goes dead — your system will not respond to the thermostat, will not energize, and may appear completely non-functional even though the main power disconnect is on.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA rating | 230V primary input | 115V secondary output | 50\/60 Hz | Factory OEM part number HT01BC208 | Cross-references: 320659-301, 2-05757-1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM transformers are wound to exact VA and voltage tolerances, ensuring the control circuit operates within design parameters. Undersized or off-tolerance aftermarket units can cause nuisance lockouts, erratic thermostat behavior, and premature contactor coil failure.\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 servicing. Tools needed: flathead and Phillips screwdriver, needle-nose pliers, multimeter (to confirm 0V before touching terminals). Label or photograph all low-voltage wiring before disconnecting. Ensure primary voltage on your unit's data plate matches before installing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. 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 the Carrier \u003cstrong\u003e09DE044600\u003c\/strong\u003e. Always verify the primary voltage (230V) and VA rating (40VA) on your unit's data plate before ordering to ensure correct fitment. Our team is available to confirm compatibility before you buy — order with confidence and get your system back online fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640133570931,"sku":"CARRIE-09DE044600-TRANSFORMER-HT01BC208","price":47.25,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640133603699,"sku":"CARRIE-09DE044600-TRANSFORMER-HT01BC208-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-HT01BC208_9b020e96-d40c-42a8-9edb-0e1a4ac70815.jpg?v=1782942504","url":"https:\/\/nationalhvacparts.com\/products\/carrier-09de044600-transformer-h2ut4z","provider":"National HVAC Parts","version":"1.0","type":"link"}