The Cutting Edge of Transformer & Switchgear Technology

More Than a Manufacturer
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What We Do

As a premier supplier of medium voltage transformers around the world , we offer VPI Transformers and Medium Voltage Switchgear products, all manufactured to the same high-quality standards our customers have come to expect.

Manufacturing of Transformers

We manufacture medium voltage transformers (1kV-35 kV) used in large infrastructure projects for commercial & industrial real estate development, municipal projects such as airports and subway systems, as well as factories & processing plants.

Unit Substations

Engineered to your unique specifications, delivery needs and expected quality.

Sheet Manufacturing

Our facility is vertically integrated, ensuring product quality while reducing lead time. Sheet metal capabilities include punching, forming, bending and powder coating in ANSI 61 color that lasts up to 1000 hours of salt spray. In-house design and manufacturing enable custom solutions for your project needs.

Breaker Manufacturing

We manufacture and test our circuit breakers fully in house. Magnetic actuators are designed, assembled, and tested by our team. Manufacturing our breakers and switchgear frames in the same facility allows for streamlined breaker and final production testing.

Manufacturing Excellence With Quality At Its Best

We are customer-focused, solutions innovator on the forefront of transformer and medium voltage switchgear technology.

Each year we make substantial investments in the research and development of new products and manufacturing techniques, and we continually strive to improve our products with higher efficiencies and lower costs.

We pride ourselves in our ability to move quickly as we work in collaboration with our customers to find solutions to their specific challenges.

JST

Our Products

Dry Type Transformers

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Medium Voltage Switchgear

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MV Unit Substations

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Industry Leading

Hover to see JST Lead Times*

*All Lead Times are after Drawing Approvals

Cast Coil Transformer

VPI Transformer

AIS Switchgear

GIS Switchgear

Unit Substation

Reliable

Latest News & Events

Headquarters –

Lake Mary Office

30 Skyline Drive,

Lake Mary, FL 32746

Contact Us

  • Phone Numbers
  • +1 407-632-4050
  • 844-631-9046 (Toll Free)
  • Fax Number
  • +1 407-982-1153

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