Delta Star

Industry-Leading Power Solutions for the Electric Grid

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Utilities Worldwide Trust Delta Star for Our Reliable and High-Performing Power Solutions

Delta Star's History of Excellence

With over 100 years of experience, utilities worldwide trust Delta Star for our industry-leading designs, high-performance components, and quality engineering. Check out our products and services below to learn about our innovative solutions to suit your energy needs.

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Power Transformers
Delta Star stands out among other manufacturers with our fully customizable power transformers which exceed industry standards.
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Mobile Transformers
Mounted on trailers or skids, Delta Star’s fully customizable mobile transformers deliver the reliable performance, convenience and durability utilities need.
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Substation Solutions
Designed to enhance substation efficiency and reduce operational costs, our power substation solutions are engineered for performance, reliability and safety.
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Field Service
Our expert field technicians provide rapid response times and nationwide coverage on installation, maintenance and repair of transformers and mobile substations.
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Parts
As the one-stop shop for all of your power solutions, we have everything from standard parts and kits to hard-to-find items to keep your customers powered.
Find your missing parts
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Do you have a question? Or need a quote? Send us a message!

    or call us at

    800-368-3017

    FAQs

    Who is Delta Star?

    Delta Star is the largest, American-owned medium power transformer manufacturer in the United States and the premier manufacturer of mobile transformers and mobile power substations in North America.