This 3-phase autotransformer transformer converts voltage for industrial and commercial equipment. Available in 112.5, 15, 150, 225, 3+ kVA sizes with aluminum or copper windings. Ships in 3–5 business days with $180 flat rate shipping.
| Type | 3-Phase Autotransformer |
| Frequency | 60 Hz |
| Temperature Rise | 150°C |
| Insulation Class | 220°C |
| Adjustment Taps | 2 above, 4 below in 2.5% increments |
| Winding Options | Aluminum (standard) or Copper |
| Available Sizes | 112.5, 15, 150, 225, 3, 30, 45, 6, 75, 9 kVA |
🏭 Common Applications
Primary taps (2 above, 4 below at 2.5%) let you fine-tune output voltage for your specific equipment needs.
220°C insulation class with 150°C temperature rise ensures reliable operation in demanding industrial environments.
Designed for maximum efficiency to reduce operating costs and heat generation in your facility.
Full 5-year warranty against defects. If anything goes wrong, we replace it — including shipping.
Talk to a transformer specialist · Mon–Fri 7AM–5PM MST
Phoenix Phase Converters supplies industrial-grade dry-type autotransformer transformers for commercial and industrial applications. Our 3-Phase Autotransformer 600-480v or 480-380v is available in multiple kVA sizes (112.5, 15, 150, 225, 3, 30, 45, 6, 75, 9 kVA) with your choice of aluminum or copper windings. Every transformer ships from stock in 3–5 business days with $180 flat rate shipping anywhere in the continental USA. Backed by a full 5-year warranty.
Not sure which size you need? Call us at (800) 417-6568 and our team will help you select the right transformer for your application. We can also provide custom quotes for larger installations.
