Square D 9070T150D4 Type T Industrial Control Transformer
The Square D 9070T150D4 is a 150VA single-phase industrial control transformer from the 9070T Series. It steps down a 277V primary to 120V secondary voltage with a 55C temperature rise, featuring screw clamp terminals for reliable panel-mount installations in commercial and industrial settings.
Key Specifications
- VA Rating: 150VA
- Phases: 1
- Primary Voltage: 277V
- Secondary Voltage: 120V
- Temperature Rise: 55C
- Product Type: Industrial Control Transformer
- Connection Type: Screw clamp terminals
- Series: 9070T
- Model: 9070T150D4
- Manufacturer: Square D (Schneider Electric)
Features
- 277V primary compatible with commercial lighting and power distribution circuits
- 120V secondary output for standard control devices and indicators
- 55C temperature rise for extended operational life
- Screw clamp terminals for secure and reliable wiring
Applications
Used in commercial buildings and industrial facilities where 277V lighting circuits or distribution systems are present, providing 120V control voltage for panels, HVAC equipment, and machine control systems.








