Technical Support
Industrial Power Solutions
Low Voltage Dry-Type Transformers
Air-cooled transformers engineered for power distribution below 600V. Built for machine shops, CNC equipment, woodworking, and industrial facilities.
Industrial Grade
Built for continuous duty
5 - 1,000 kVA
Full range of sizes
NEMA 3R Standard
Indoor/outdoor rated
Expert Support
50+ years experience
Showing: drive-isolation —
4 products
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In Stock
🛡️ Isolation
3-Phase 480 D - 480 Y 277 (Drive Isolation Transformer)
- 40 sizes available
- 7.5 kVA – 660 kVA
60 Hz
NEMA 3R
150°C Rise
In Stock
⚡ Drive Iso
3-Phase 460 D - 460 Y 266 (Drive Isolation Transformer)
- 40 sizes available
- 7.5 kVA – 660 kVA
60 Hz
NEMA 3R
150°C Rise
In Stock
⚡ Drive Iso
3-Phase 460 D - 230 Y 133 (Drive Isolation Transformer)
- 22 sizes available
- 11 kVA – 118 kVA
60 Hz
NEMA 3R
150°C Rise
In Stock
↓ Step-Down
3-Phase 480 D - 240 Y 139 (Drive Isolation Transformer)
- 9 sizes available
- 11 kVA – 75 kVA
60 Hz
NEMA 3R
150°C Rise
Technical Specifications
Standard Features
- Self-cooled (AA)
- Aluminum windings (copper available)
- Voltage adjustment taps
- Impedance 5.75% (±7.5%)
- NEMA 3R indoor/outdoor enclosure
- High-grade silicon-steel core
- 150°C rise
- VPI windings
- Stainless steel hardware
Optional Upgrades
- Copper windings
- 80°C or 115°C degree rise
- Solar step-up design
- Electrostatic shielding
- K-rated design
- Double-thick varnish (corrosion)
- Grounding/zig-zag design
- NEMA 4X enclosure
- TENV design (totally enclosed)
Common Applications
Machine Shops
Woodworking
CNC Equipment
Industrial
Commercial
Solar
Need Help Choosing?
Our team has over 50 years of experience helping customers find the right transformer. Get a quote today.
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📞 800-417-6568Free sizing help • Lifetime warranty • Made in USA • Mon–Fri 7AM–5PM MST