Description
The Carrier 15B0001N03 is a purpose-built HVAC control transformer designed to deliver dependable, low-voltage power to control circuits in commercial and residential HVAC systems. Stepping down a 277V primary input to a 24V secondary output at a 50 VA rating, this transformer provides the stable, consistent power that modern HVAC control boards, thermostats, and relay circuits demand.
Key Specifications
- Primary Voltage: 277V
- Secondary Voltage: 24V
- VA Rating: 50 VA
- Brand: Carrier
- Part Number / SKU: 15B0001N03
Product Highlights
- Designed as a genuine Carrier OEM replacement transformer for compatible systems
- 277V primary voltage suits commercial building electrical systems where line voltage is stepped down from higher-voltage distribution panels
- 24V secondary output powers standard low-voltage HVAC control circuits, thermostats, and relay coils
- 50 VA capacity provides ample power handling for typical control circuit loads
- Direct OEM replacement ensures proper fit and reliable performance in Carrier equipment
Applications
- Commercial HVAC control circuit power supply
- Low-voltage thermostat and relay coil energization
- Replacement transformer for compatible Carrier units operating on 277V supply circuits
When your Carrier system requires a reliable control transformer that matches OEM specifications, the 15B0001N03 delivers the performance and compatibility you need to keep your HVAC system running efficiently. Trust Jackson Systems for genuine Carrier parts and expert support.







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