We Are Delta Star

Delta Star is an employee-focused organization that is fully committed to providing an exceptional customer experience. We are the substation leader in North America providing superior, innovative client solutions that meet the energy needs of the future.



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Power Transformers

Delta Star’s power transformers are individually designed and manufactured to meet and exceed the highest industry standards and specifications.

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Mobile Substations

Delta Star’s mobile substations serve as turnkey solutions designed and manufactured to comply with customer specifications and DOT requirements.

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Parts & Accessories

Delta Star is your source for hard-to-find components for all mobile and transformer makes and models.
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Field Service

Field Service provides the best and most comprehensive service to ensure that your transformers operate at peak performance.
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Mobile Repair

Delta Star performs field and factory repairs and remanufacturing of mobile transformers, mobile substations and mobile trailers for our customers.

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COVID-19 Respone

The U.S Dept. of Homeland Security (DHS) has provided under USA PATRIOT Act of 2001. 42 U.S.C. § 5195c(e) guidance on its relation to essential business during the outbreak of COVID-19. Under the DHS guidance, the United States electric power grid and its suppliers are considered an essential business:

Delta Star, Inc. has a responsibility to support the function of critical infrastructure during the response to the COVID-19 pandemic for both public health and safety as well as critical infrastructure. Delta Star’s continuation of operations is imperative during this time for national security.