Electrical Power Distribution Systems

You are always open for business when you purchase power distribution units from our company based in Alta, Iowa. For more than 35 years, Gull Wing Industries, Inc. has proudly been an industry leader in custom designed and manufactured portable power sources for operations big and small. Our custom units meet NEC requirements and contain lockable doors, connected cables, and square D breakers.

Our GFlex System Series

This compact, lightweight portable power distributor is designed with portability and durability in mind. Available in G4, G6, G8, and G10 models, this system is UL and CUL listed. We welcome you to review our internal cut-away, side, back, front, and top view schematics.

Constructed from aluminum to reduce weight, connections, and wires, it is rainproof with lockable doors and features common copper buss systems and flexible in- and output configurations. It is designed with a 400 or 600 amp capability and configured to SQD QO, QOB, and QB breakers.
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GW Series

Our GW series portable power distribution system is rugged job after job, easy to handle, and brings the power unit to the job rather than taking the job site to the power pole. Applications include job sites, plant maintenance, festivals, special events, and carnivals. Built in 50 or 100 amp, 1 or 3 phase.

MGW Series

The MGW is our mini Gull Wing distribution system that is UL listed with modules that can be easily changed in the field for flexibility in the field.
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Our Trailer-Mounted Systems

Powder coat painted for ultimate durability, our UL-listed GD series generator distribution units can handle between 200 and 2,000 amps. Nema™ 3R rainproof construction, possum belly or flush mounted on the side of the trailer. For operator safety and accessibility, overcurrent protection and connections are located in same enclosure. Square D circuit breakers. Output options can be hardwired, Meltric, IEC 309 pin and sleeves, Advanced CL Devices, Crouse Hinds Cam-Loks™, Leviton™ ECT, Specification-Grade Locking Receptacles, and Heavy Duty Straight Blade Receptacles.

Company Switch

Distribution Panel is a convenient and safe way to connect temporary and portable equipment from 100 to 800 amp ratings.
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Our Custom Fabrication

In addition to our portable power distribution units, we also custom fabricate unit enclosures, cabinets, and UL508A industrial control panels. Made from your choice of steel, aluminum, or stainless steel, our units are CNC program punched, bent, and powder coated.


a Semcor Manufacturing Company

1500 Genesis Dr. La Porte, IN 46350
Toll Free: (800) 334-9630 • Phone: (219) 362-0222

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