MacKinnon Magnetics Low-Voltage Dry-Type Transformers (Up to 600V)

September 17, 2026

Built in Ontario. Trusted across North America. MacKinnon Magnetics manufactures low voltage dry-type transformers with a focus on quality, reliability, and responsive customer support. From in-stock standard units to custom transformers, our team works directly with customers to deliver transformer solutions that meet the demands of today’s projects.

MacKinnon Magnetics transformers are built tough—high-quality materials, proven designs, and thorough testing to withstand demanding conditions.

Support Backed by Experience

You get direct access to transformer experts who understand your application and help you make the right decisions quickly.

Flexible. Custom. Built Around You.

Whether it’s a rush order or a fully customized build, we tailor every unit to your specs and timeline—so everything runs smoothly from start to finish.

Isolation (General Purpose) Transformers

3-Phase 600V Delta – 208 Y 120

kVA:15

Standard Specifications:

• kVA: 15 – 800 kVA (Standard 15 – 300 kVA In-Stock)
• Primary Voltage: 600 Delta
• Secondary Voltage: 208 Y 120
• Conductor: Aluminum
• Frequency: 60 Hz
• Insulation System: 220°C (150°C temperature rise)
• Enclosure Type: Ventilated NEMA 3R Indoor/Outdoor Enclosure
• Cooling: Self Cooled
• Enclosure Colour: ANSI-61 Gray
• Mounting: Floor
• Primary Taps: +/-2 x 2.5% taps
• Conduit Entry: Side knock-outs standard up to 150 kVA
• Sound Level: Meets or exceeds NEMA ST-20
• Certification: CSA-certified & Energy-Efficient verified

All products meet or exceed North American Energy Efficiency Standards (DOE and NRCan). 

Custom Transformers

Need a custom transformer fast? Send MacKinnon your specs.

• Type: Isolation, Drive Isolation, Harmonic Mitigating, and more
• kVA: 15 to 800 kVA
• Winding Conductor: Copper or Aluminum
• Voltage: Anything up to 600 V on the primary and secondary
• Other: Call MacKinnon for any custom specs you need!