Renewable Energy Transformers | Acutran Reliable Custom Transformers Acutran
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Windfarms and PV plants need grounding transformers at critical locations to provide a zero sequence impedance


Acutran designs and manufactures field-proven, high-quality transformers for the fast-growing renewable energy industry, including solar, wind, or hydro. In addition to standard distribution transformers, Acutran specializes in Zig-Zag, Neutral Grounding Transformers and Neutral Grounding Air Core Reactors.

Modern alternative energy facilities, including solar, wind, hydroelectric, biomass, and geothermal, have unique requirements for transformers to step up voltages for transmission from plants to substations to individual businesses and homes. Our dry-type transformers are specially designed and manufactured to meet these unique needs.

At Acutran, we stay up to date on emerging technologies and requirements for the transformers we design and manufacture, partnering with our customers to help build a sustainable energy future.


Acutran’s neutral grounding transformers are custom engineered and manufactured for for the renewable energy industry applications, including:

  • Solar
  • Wind
  • Hydroelectric
  • Biomass
  • Geothermal

Acutran Renewable Energy Industry Transformer Features

Category Description
Primary Voltage480V, 600V, 4160V, 12470V, 13800V or other custom voltage
Continuous Current2A, 5A, 25A, 50A or other custom voltage
Fault CurrentPer customer requirement
Fault Duration5 sec, 10 sec, or other custom duration
Insulation System180°C or 200°C
VarnishVacuum Pressure Impregnation
Frequency60 Hertz
StandardsIEEE 32
OptionsX/R Ratio, Impedance Values, Enclosures, Neutral Grounding Resistor, Fuses and Switches

Standards, Quality, and Requirements

Acutran is ISO9001:2015 certified and is a certified Veteran Owned Business. Our transformers meet all current regulations and standards for the renewable energy industry.

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Why Choose Acutran for Your Renewable Energy Applications?

For more than 35 years, the experts at Acutran have been designing and manufacturing dry-type transformers for critical power applications in the world’s most challenging renewable energy environments. By using the highest quality raw materials for our comprehensive product range, partnering with our customers to help them succeed, providing excellent engineering support, and committing to on-time delivery every time, we make it easy for our customers to work with us.

Custom transformer quote and design within 48 hours