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Transmission Substation Market Size - By Technology, By Component, By Category, By Voltage Level, By End Use, Analysis, Share, & Forecast, 2025 - 2034

  • Report ID: GMI10349
  • Published Date: Jul 2024
  • Report Format: PDF

Transmission Substation Market Size

The global transmission substation market was valued at USD 86 billion in 2024 and is estimated to grow at a CAGR 2.8% from 2025 to 2034, due to the increasing global demand for electricity, advancements in renewable energy integration, and the expansion of smart grid infrastructure. The transition to cleaner energy sources, such as solar, wind, and hydropower, is driving the need for modern transmission systems that can accommodate variable power flows and enhance grid reliability. Additionally, the growing focus on upgrading aging infrastructure and improving energy efficiency is fuelling investments in high-voltage transmission substations.
 

transmission substation market

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The adoption of smart grid technologies, including automation and monitoring systems, is further boosting market growth by enabling better control, efficiency, and fault detection. Regional growth is also supported by government initiatives, including power transmission network expansion and modernization plans, particularly in emerging economies. Moreover, the increasing need for energy security and the integration of distributed energy resources are contributing to the growing demand for advanced transmission substation solutions.
 

Transmission Substation Market Trends

As the world shifts toward sustainable energy sources, the demand for efficient transmission systems that can integrate renewable energy like solar and wind is increasing. Renewable energy generation is often located in remote or decentralized areas, requiring an enhanced transmission infrastructure to transport electricity to urban centers. The integration of energy storage solutions and advanced grid management systems into transmission substations is becoming more common to ensure a steady flow of power.
 

The adoption of smart grid technologies is one of the most significant trends in the transmission substation market. Smart grids enable real-time monitoring, control, and optimization of power transmission, improving reliability and reducing operational costs. This is achieved through the use of sensors, communication technologies, and automation, which help to manage power distribution more efficiently, detect faults, and enable quicker restoration of services after outages. The growing trend towards digitalization of substations, including automation and remote control, is enhancing operational efficiency.
 

Transmission Substation Market Analysis

Transmission Substation Market Size, By Technology, 2022 - 2034 (USD Billion)

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The conventional segment in the transmission substation industry is anticipated to surpass USD 105 billion by 2034, due to a combination of factors, including the continued reliance on traditional energy sources, significant investments in grid infrastructure, and the need for grid modernization. While renewable energy integration is growing, conventional power generation, such as coal, gas, and nuclear, still accounts for a substantial share of global electricity generation. Many regions, particularly developing economies, are focusing on expanding and upgrading their conventional transmission systems to meet rising energy demand, improve grid stability, and ensure reliable power supply.
 

Transmission Substation Market Share, By Component, 2024

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The electrical systems segment in the transmission substation market is projected to achieve a CAGR of over 2.2% through 2034, on account of increasing demand for reliable, efficient, and robust power transmission infrastructure. As the global demand for electricity continues to rise, especially in emerging economies, there is a need for expanded transmission networks. This includes the modernization of existing electrical systems in substations to accommodate higher loads, improve reliability, and integrate renewable energy sources.
 

U.S. Transmission Substation Market Size, 2022 - 2034,  (USD Billion)

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The U.S. transmission substation market is predicted to hit USD 10.5 billion by 2034 since a significant portion of the U.S. transmission network is aging and in need of modernization. The government and private sector are investing heavily in upgrading old substations with advanced technologies, such as digital relays, automation, and high-efficiency equipment, to improve grid reliability, reduce power outages, and increase energy efficiency. The growing adoption of renewable energy sources, such as wind and solar power, is driving the demand for more sophisticated transmission substations.
 

Asia Pacific is home to some of the world’s most populous countries, including China, India, and Indonesia, where rapid urbanization and industrialization are driving an increase in energy consumption. The growing demand for electricity to power industries, commercial sectors, and residential areas is leading to the expansion and modernization of transmission infrastructure to ensure reliable power delivery.
 

Transmission Substation Market Share

Global Transmission Substation Company Market Share Analysis, 2024

Companies such as ABB and Siemens command a significant share of the transmission substation industry due to their technical expertise, advanced product offerings, and widespread global presence. These industry leaders deliver innovative solutions, including digital substations, which facilitate real-time monitoring, improved automation, and predictive maintenance—critical components for ensuring modern grid stability and efficiency. Furthermore, their robust research and development capabilities enable them to introduce state-of-the-art technologies that support the integration of renewable energy and the development of smart grids.
 

Transmission Substation Market Companies

Major players operating in the transmission substation industry are:

  • ABB
  • CG Power and Industrial Solutions
  • Eaton
  • Efacec
  • General Electric
  • Hitachi Energy
  • L&T Electrical and Automation
  • Locamation
  • Open System International
  • Rockwell Automation
  • Schneider Electric
  • Siemens
  • Texas Instruments
  • Tesco Automation
     

Transmission Substation Industry News

  • In November 2022, Hitachi Energy and Equinor established a partnership to focus on electrification, renewable energy production, and low-carbon projects. This alliance highlights their mutual dedication to accelerating the energy transition and fostering a sustainable, adaptable, and secure energy system.
     

This transmission substation market research report includes in-depth coverage of the industry with estimates & forecast in terms of “USD Million and ‘Units’ from 2021 to 2034, for the following segments:

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Market, By Technology

  • Conventional
  • Digital

Market, By Component

  • Substation Automation System
  • Communication Network
  • Electrical System
  • Monitoring & Control System
  • Others

Market, By Category

  • New
  • Refurbished

Market, By Voltage Level

  • Low
  • Medium
  • High

Market, By End Use

  • Utility
  • Industrial

The above information has been provided for the following countries across the region:

  • North America
    • U.S.
    • Canada
    • Mexico
  • Europe
    • UK
    • France
    • Germany
    • Italy
    • Russia
    • Spain
  • Asia Pacific
    • China
    • Australia
    • India
    • Japan
    • South Korea
  • Middle East & Africa
    • Saudi Arabia
    • UAE
    • Turkey
    • South Africa
    • Egypt
  • Latin America
    • Brazil
    • Argentina
Authors: Ankit Gupta, Utkarsh Mahajan

Frequently Asked Questions (FAQ) :

The global market for transmission substation was reached USD 86 billion in 2024 and is estimated to grow at a 2.8% CAGR from 2025 to 2034, driven by increasing global demand for electricity and advancements in renewable energy integration.
The conventional segment in the transmission substation industry is anticipated to surpass USD 105 billion by 2034, due to continued reliance on traditional energy sources and significant investments in grid infrastructure.
The electrical systems segment is projected to achieve a CAGR of over 2.2% through 2034, led by the increasing demand for reliable, efficient, and robust power transmission infrastructure.
The U.S. transmission substation market is predicted to hit USD 10.5 billion by 2034, propelled by the need to modernize aging infrastructure and the growing adoption of renewable energy sources.
Major players operating in the transmission substation industry include ABB, CG Power and Industrial Solutions, Eaton, Efacec, General Electric, Hitachi Energy, L&T Electrical and Automation, Locamation, Open System International, Rockwell Automation, Schneider Electric, Siemens, Texas Instruments, and Tesco Automation.

Transmission Substation Market Scope

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Premium Report Details

  • Base Year: 2024
  • Companies covered: 14
  • Tables & Figures: 20
  • Countries covered: 21
  • Pages: 100
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