Tailored Transformer Solutions from Mackinnon Magnetics

March 27, 2026

MacKinnon Magnetics manufactures CSA-certified dry-type transformers for commercial, industrial, and OEM applications across North America.

Everything we build is handled in-house – from engineering and design through manufacturing and testing – which allows Mackinnon to move quickly, control quality, and meet demanding timelines.

From fast-turn custom builds to production-ready designs, their focus is simple: build it right and deliver what you need – when you need it.

In-Stock Transformers

Ready-to-ship units for common applications and fast turnaround. 15 to 300 kVA, 3-Phase, Aluminum Windings, 600D 208Y/120V, NEMA 3R, K1 (Standard).

Custom Transformers

Built to spec for voltage (up to 600 V), 15 to 1000 kVA, copper or aluminum windings, and any other application requirements. Options include Isolation, Drive Isolation, Harmonic-Mitigating transformers, and more.

OEM Transformers

A manufacturing partner for OEM programs—built for repeatable production, CSA-certified quality, and dependable lead times. In-house engineering support, manufacturing, and testing to meet your specifications and schedules.

Innovative Installer-First Enclosure Design

• Integrated lifting eyes (≤ 45 kVA): Faster placement, folds down for clearance
• Ventilated NEMA 3R indoor and outdoor enclosure: No add-on required
• Treated steel + ANSI 61 gray powder coat: Added protection
• Innovative detachable shipping skid system: Improved protection in transit
• Elevated mounting base: Easier handling and positioning
• Accessible outward facing mounting holes: Faster Installation