Description
Schneider Electric (Square D) 9070T500D1 Control Transformer Overview
The Schneider Electric (Square D) 9070T500D1 is a robust industrial-grade control transformer engineered to deliver dependable step-down power conversion for HVAC systems, commercial building automation, and industrial control applications. Designed to convert 240/480V primary input voltage to a safe 120V secondary output, this transformer provides the stable, isolated control-circuit power that modern HVAC and mechanical systems demand.
Key Specifications
- SKU / Model: 9070T500D1
- Brand: Schneider Electric (Square D)
- VA Rating: 500 VA
- Primary Voltage: 240/480V
- Secondary Voltage: 120V
- Type: Machine Tool / Control Transformer
Features & Benefits
- Dual primary voltage (240V/480V) offers installation flexibility across a wide range of commercial and industrial power systems
- 120V secondary output safely powers control circuits, contactors, relays, and HVAC control boards
- 500 VA capacity supports multiple simultaneous control loads without voltage sag
- Square D quality construction ensures long service life and consistent performance in demanding environments
- Compact, panel-mount design simplifies integration into electrical enclosures and control panels
- Backed by Schneider Electric’s reputation for electrical reliability and safety
Typical Applications
- HVAC control panel power supplies
- Commercial building automation systems
- Industrial machine tool control circuits
- Motor starter and contactor control circuits
- Relay and solenoid valve control power
Why Choose Square D Transformers?
Schneider Electric’s Square D line of control transformers is a trusted standard in the HVAC and industrial trades. The 9070T series is purpose-built for control-circuit isolation and voltage step-down, protecting sensitive electronics from line voltage fluctuations while providing a clean, reliable 120V supply. Whether you’re commissioning a new rooftop unit, upgrading a commercial air handler control panel, or replacing a failed transformer in the field, the 9070T500D1 delivers the performance and durability professionals expect.







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