{"product_id":"carrier-py3ppa060115ab-transformer-h30291","title":"OEM Carrier Control Transformer 40VA 208\/240V–24V — PY3PPA060115AB","description":"\u003ch1\u003eOEM Carrier Control Transformer 40VA 208\/240V to 24V for Model PY3PPA060115AB\u003c\/h1\u003e\u003cp\u003eThis genuine OEM control transformer (part# HT01BD209) is the factory-specified replacement for the \u003cstrong\u003eCarrier PY3PPA060115AB\u003c\/strong\u003e packaged HVAC unit. The transformer steps down line voltage from 208\/240V to the 24V DC signal that powers your thermostat, control board, contactors, and all low-voltage components. When this transformer fails, the entire control circuit goes dark — you'll typically see a blank thermostat display, no response to any thermostat call, or a tripped secondary fuse with no obvious short in the wiring.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 40VA capacity | 208\/240V primary input | 24V secondary output | 50\/60Hz rated | Foot-mount configuration | OEM part# HT01BD209\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier OEM transformer wound and tested to factory tolerances. Generic aftermarket units often underperform under sustained load, causing nuisance voltage drops that trip boards and contactors prematurely. OEM is the only choice when control circuit stability matters.\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, wire stripper, multimeter. Label all 24V wiring before disconnecting the old unit. Verify input voltage at the primary before powering up. Always check for a shorted secondary load before replacing — a shorted wiring harness will immediately blow the new transformer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Ships same business day from our warehouse. Replaces obsolete part numbers HT01BD207, HT01CN232, and 9076-00.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Directly fits Carrier model \u003cstrong\u003ePY3PPA060115AB\u003c\/strong\u003e packaged HVAC units. Cross-references: HT01BD207, HT01CN232, 9076-00. Confirm input voltage on your unit's data plate (208V or 240V) before ordering — this transformer supports both. Need fitment help? Our HVAC parts specialists verify compatibility before you order. \u003cstrong\u003eIn stock — ships today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640345612659,"sku":"CARRIE-PY3PPA060115AB-TRANSFORMER-HT01BD209","price":50.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640345645427,"sku":"CARRIE-PY3PPA060115AB-TRANSFORMER-HT01BD209-GEN","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-transformer-HT01BD209_b34eef2b-65c3-4ea1-8e7e-d6fc29aea9cc.jpg?v=1775025814","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py3ppa060115ab-transformer-h30291","provider":"National HVAC Parts","version":"1.0","type":"link"}