Energy for the Future

Delta Star is the substation power solutions company for quality-driven utilities, meeting the energy needs of the future.

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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.

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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Transformer Health Monitoring

Delta Star utilizes leading-edge transformer health monitoring, the grid of tomorrow is here today. Watch the video here.

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February 19, 2019

Field Service Obtains California Electrical Contractor’s License

Delta Star Field Service is pleased to announce the attainment of a California electrical contractors license to better service the needs of our customers