• 85 Meadowland Drive, South Burlington, VT 05403

The Leading Independent Provider of Power Conversion Solutions Since 1963

CALL US TODAY (802) 860-7200

CALL US TODAY (802) 860-7200

Steel & Aluminum Production

High Power Rectifiers and Transformers to Power Aluminum and Steel Production

Dynapower is the world’s largest independent manufacturer of medium and high power rectifier systems for the production of steel and aluminum. With experience in power conversion since the commercialization of the thyristor, Dynapower has designs that cover all topologies. In addition to dynapower high power rectifier systems, we also maintain exclusive rights for manufacturing and service of all products designed and manufactured by Rapid Power Technologies.

Dynapower’s high power rectifier systems are engineered, designed, manufactured, and tested to internationally recognized standards including ANSI, IEEE, IEC, NEMA, UL, CSA, and JEC. Our design capabilities include the complete Transformer Rectifier System – inclusive of fully integrated operator interfaces and control systems for a single unit or entire multi-unit SCADA network. With over 50 years of experience in high power conversion, Dynapower evaluates the impact of the rectifier system on the incoming power grid, and designs power factor correction and harmonic filtering for the particular application to maximize system efficiency. Using the latest rectifier technologies, application engineers can recommend the optimum rectifier configuration for any metals manufacturing project.



High Power Rectifiers Anodizing Rectifier Plating Rectifiers custom and standard rectifier solutions

Solid State SCR

With over 50 years years of experience in the industry, Dynapower is the leading independent manufacturer of custom and standard SCR power supplies. With both air and water-cooled configurations, Dynapower’s SCR units are built to last and endure the harshest environments. With legendary reliability and performance, Dynapower technologies are trusted worldwide by some of the largest steel and aluminum manufacturers.

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high power rectifier Custom Transformers

Custom Transformers

Our transformer products are custom designed to suit your overall system needs. Our dry epoxy cast coil, liquid filled, and dry VMI transformers are wound using copper conductors and core steel is cut in house. At our vertically integrated facility, these transformers are designed, manufactured, and tested in accordance with ANSI and IEEE standards. Other standards can also be considered as required by individual customers.

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DC Crane Rectifier

DC Crane Rectifiers

Dynapower’s DC Crane Rectifiers are designed specifically to power DC crane applications, ensuring your operation is no longer limited by your power supply. With over 50 years of experience, our power conversion equipment is manufactured to endure the harshest industrial environments and most demanding applications. Each of our rectifiers is designed and built for superior performance, legendary reliability and a long operating life.

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Contact Us

We’re always interested in new projects, large or small. Please don’t hesitate to get in touch with us for your current or future project needs.

To contact us, please call (802) 860-7200 or

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