United States Solid State Transformer Market Size, Share & Trends Analysis Report By Voltage Level (Low, Medium, High), By Type (Power Solid-State Transformer, Distribution Solid-State Transformer, Traction Solid-State Transformer), By Application (Renewable Power Generation, Electric Vehicle Charging Station, Power Distribution, Traction Locomotive, Others) and Forecasts, 2026-2034

Last Updated: September 01, 2026 | Author: Priyanka Nichite | Format:

United States Solid State Transformer Market Size

The United States solid state transformer market size was valued at USD 342 million in 2025 and is projected to grow from USD 435.02 million in 2026 to reach USD 2981.33 million by 2034, growing at a CAGR of 27.2% during the forecast period 2026–2034.

A solid-state transformer (SST) is a modern power converter using electronic components to provide bi-directional power flow. These transformers, also called solid-state transformers, go by universal power electronics, intelligent universal transformers, energy control centers, and power electronics traction transformers. However, SSTs are commonly referred to as clever transformers. Recent interest has been drawn to solid-state technology due to advancements in power electronics, intelligent infrastructure, and the growth of application industries such as renewable energy production.

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Voltage Level Insights

The voltage level is further segmented into Low, Medium, and High Levels. The Medium Level dominated the market and is expected to register a CAGR of 12.7% over the forecast period.

United States Solid State Transformer Market Size By Segments

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Product Insights

Based on the product, the market is sub-segmented into Distribution Solid State Transformers, Power Solid State Transformers, and Traction Solid State Transformers. Distribution Solid State Transformer is expected to dominate the market, registering the highest CAGR of 13.8% over the forecast period.

Application Insights

The application is segmented into Renewable Power Generation, Electric Vehicle Charging Stations, Power Distribution, Traction Locomotives, and Others. The Renewable Power Generation segment dominated the market and is expected to grow at a CAGR of 16.3% during the forecast period.

United States Solid State Transformer Market Share By Segments

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Regional Analysis

The U.S. holds a sizable portion of the market. The main factor driving this industry is the use of solid-state transformers in numerous industries, including traction trains, power distribution, electric vehicle charging stations, alternative power production, and many others. Power supply and distribution systems for use in ships and airplanes are another area in which it has applicability. The growing acceptance of renewable energy generation, new metro projects, and the creation and implementation of smart grids across several nations can drive the market in the country.

List of Key and Emerging Players in United States Solid State Transformer Market

Alstom

Eaton

General Electric

Power Systems and Controls Inc.

Key Industry Developments

June 2026

Eaton partnered with the U.S. Department of Energy's National Renewable Energy Laboratory (NREL) to accelerate the development of solid-state transformer technologies for grid modernization, renewable energy integration, and EV charging infrastructure.

May 2026

GE Vernova expanded its GridBeats™ portfolio with advanced solid-state power electronics and digital grid technologies designed to improve grid flexibility, distributed energy integration, and power quality across U.S. utility networks.

October 2025

Hitachi Energy announced a collaboration with the U.S. Department of Energy to accelerate next-generation grid technologies, including solid-state transformers and advanced power electronics, supporting resilient and intelligent electricity transmission infrastructure.

June 2025

ABB expanded its U.S. power electronics research and development capabilities through investments in advanced electrification technologies, strengthening innovation in medium-voltage solid-state power conversion solutions for smart grids, renewable energy systems, and electric mobility.

Report Scope

Segmentation

By Voltage Level 3

Low
Medium
High

By Type 3

Power Solid-State Transformer
Distribution Solid-State Transformer
Traction Solid-State Transformer

By Application 5

Renewable Power Generation
Electric Vehicle Charging Station
Power Distribution
Traction Locomotive
Others

Competitive Coverage Alstom · Eaton · General Electric · Power Systems and Controls Inc.

Research Deliverables Revenue Forecast, Competitive Landscape, Growth Factors, Environment & Regulatory Landscape and Trends

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Frequently Asked Questions (FAQs)

How big is the United States solid state transformer market in 2026?

According to Straits Research, the United States solid state transformer market size is projected to grow at USD 435.02 million in 2026.

What are the key drivers for the growth of the market?

Increasing investment in smart grid infrastructure is the key driver for the growth of the market.

What are the key opportunities in the market?

Integration with renewable energy sources creates a substantial opportunity for the market.

Who are the prominent players in the market?

Top industry players are, Alstom, Eaton, General Electric, Power Systems and Controls Inc.

About the Author

Priyanka Nichite

Research Analyst

Priyanka Nichite is a market research professional with over three years of experience supporting strategic intelligence across the chemicals, energy, and power sectors. She specializes in market sizing, industry analysis, competitive assessment, demand analysis, trend evaluation, and strategic research.

Her work focuses on understanding market structures, growth drivers, technology developments, regulatory influences, investment patterns, and competitive dynamics. Priyanka has contributed to research covering chemical products, industrial applications, energy technologies, power generation, and electrical infrastructure.