Gas Insulated Switchgear Market Size and Outlook 2031

Report Description

Forecast Period	2027-2031
Market Size (2025)	USD 28.91 Billion
CAGR (2026-2031)	8.06%
Fastest Growing Segment	High Voltage
Largest Market	North America
Market Size (2031)	USD 46.03 Billion

Market Overview

The Global Gas Insulated Switchgear Market will grow from USD 28.91 Billion in 2025 to USD 46.03 Billion by 2031 at a 8.06% CAGR. Gas Insulated Switchgear is defined as a compact metal-encapsulated assembly comprising high-voltage components like circuit breakers and disconnectors that utilize dielectric gas for insulation to allow safe operation in confined spaces. The primary drivers supporting market growth include the increasing necessity for reliable power transmission infrastructure in land-scarce urban environments and the extensive integration of renewable energy sources that requires robust grid modernization. These factors necessitate efficient distribution systems capable of managing variable load flows without the extensive footprint characteristic of air-insulated alternatives.

According to the International Energy Agency, in 2024, global investment in electricity grids was expected to reach USD 400 billion, highlighting the substantial capital directed toward infrastructure upgrades that utilize these components. Despite this financial momentum, strict environmental regulations regarding sulfur hexafluoride due to its high global warming potential constitute a significant challenge that could impede market expansion by forcing a costly transition to alternative insulation technologies.

Key Market Drivers

Rapid expansion of renewable energy integration is fundamentally reshaping the global gas insulated switchgear market, as utilities demand advanced switching solutions to manage the volatility of distributed power generation. Wind and solar sources are often located in remote areas or offshore environments where space is at a premium and harsh conditions necessitate the robust, compact protection that gas insulated systems provide. These technologies are critical for stabilizing grids against the intermittency of renewable feeds and facilitating efficient connection to high-voltage transmission lines. According to the International Energy Agency, October 2024, in the 'Renewables 2024' report, the world is set to add more than 5,500 GW of new renewable energy capacity between 2024 and 2030, a trajectory that necessitates upgraded switchgear capable of handling dynamic load flows.

Modernization of aging electrical grid infrastructure and increasing investments in transmission networks further accelerate market momentum, particularly where existing equipment cannot support rising electrification demands. Utilities are investing in high-voltage backbones to reduce transmission losses, prioritizing gas insulated switchgear for its reliability and low maintenance requirements compared to air-insulated alternatives. This trend is evident in major economies aggressively upgrading their national networks. According to the State Grid Corporation of China, July 2024, annual grid investment surpassed 600 billion yuan (approximately USD 84 billion) for the first time in 2024. Consequently, manufacturers are witnessing surging demand; according to Siemens Energy, in 2024, their Grid Technologies business area achieved a comparable revenue growth of over 32% for the fiscal year.

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Key Market Challenges

The strict environmental regulations regarding sulfur hexafluoride constitute a significant impediment to the growth of the global gas insulated switchgear market. While sulfur hexafluoride has long been the industry standard for insulation due to its technical efficiency, its identification as a potent greenhouse gas has triggered aggressive phase-out mandates across major economies. This regulatory landscape creates a complex environment where manufacturers are forced to divert substantial capital toward the research and development of alternative insulation technologies. This sudden shift disrupts established supply chains and increases production costs, as companies must simultaneously support legacy equipment while scaling up the manufacturing of non-standardized green alternatives.

These compliance pressures introduce severe uncertainty for utility operators, causing delays in infrastructure procurement. Buyers are hesitant to invest in traditional switchgear that may become obsolete due to future bans, yet they face high premiums and limited availability for compliant alternatives. According to Eurelectric, in 2024, the global warming potential of sulfur hexafluoride was cited in industry consultations as 24,300 times that of carbon dioxide, a statistic that underscores the extreme environmental liability driving these restrictive measures. Consequently, this regulatory burden hampers market momentum by extending project lead times and complicating the financial viability of grid modernization efforts.

Key Market Trends

The development of SF6-free eco-efficient switchgear technologies is rapidly advancing as manufacturers scale vacuum interrupter and natural-origin gas solutions for high-voltage applications. This technological shift allows utilities to proceed with critical infrastructure projects without incurring the long-term environmental liabilities associated with fluorinated greenhouse gases. The industry is moving from pilot phases to commercial deployment in transmission networks, where finding non-polluting alternatives was historically difficult. According to Hitachi Energy, December 2024, in the 'Hitachi to supply Japan's first SF6-free 300 kV circuit-breakers' announcement, the company received an order for five units of EconiQ 300 kV circuit breakers from Chubu Electric Power Grid, marking a significant milestone in adopting eco-efficient technology at voltages previously dominated by sulfur hexafluoride.

Concurrently, the integration of IoT and digital sensors for predictive maintenance is altering the operational management of gas insulated substations. Utilities are demanding intelligent switchgear equipped with embedded sensors that monitor gas density and partial discharge in real-time, enabling a transition from time-based to condition-based maintenance strategies. This digitalization improves reliability by identifying potential failures early and optimizes capital expenditure by extending the useful life of aging assets. According to Enel, November 2024, in the 'Strategic Plan 2025-2027' presentation, the group allocated approximately EUR 26 billion to grids, creating a comprehensive investment framework focused on improving network quality and resilience through extensive modernization and digitization.

Segmental Insights

The High Voltage segment represents the fastest-growing category within the Global Gas Insulated Switchgear Market due to the escalating need for efficient long-distance power transmission. This expansion is largely fueled by the global integration of renewable energy sources, such as offshore wind, which necessitates reliable high-voltage networks to connect generation sites with consumption centers. Furthermore, rapid urbanization drives the adoption of these compact systems to supply electricity to dense metropolitan areas where land availability is limited. Compliance with rigorous safety standards established by entities like the International Electrotechnical Commission further encourages utilities to upgrade aging infrastructure with these dependable solutions.

Regional Insights

North America holds a commanding position in the Global Gas Insulated Switchgear Market, primarily driven by the urgent necessity to modernize aging electrical infrastructure and enhance grid resilience. This dominance is sustained by substantial capital investments aimed at integrating renewable energy sources, such as wind and solar, which require advanced transmission systems. The U.S. Department of Energy actively supports these upgrades through initiatives focused on grid modernization and reliability. Additionally, rigorous standards enforced by the North American Electric Reliability Corporation compel utilities to replace outdated equipment with compact, high-efficiency gas-insulated switchgear to ensure stable power delivery.

Recent Developments

In October 2024, Siemens Energy entered a strategic partnership with the Belgian transmission system operator, Elia, to advance the development of sustainable high-voltage grids. The collaboration focused on the "LIFE Blue 420 kV GIS" project, which aims to install the world's first 420 kV gas-insulated switchgear that combines clean air insulation with vacuum switching technology. This pilot project was designed to demonstrate the technical and economic viability of F-gas-free solutions at the 420 kV level. The initiative aligned with European regulations and climate goals by replacing potent greenhouse gases in essential transmission infrastructure.
In August 2024, Hitachi Energy launched a groundbreaking high-voltage technology designed to eliminate sulfur hexafluoride (SF6) from power grids. The company introduced the EconiQ 550 kV circuit breaker, which serves as the world's highest voltage SF6-free switchgear solution suitable for gas-insulated switchgear (GIS) and dead tank breaker applications. This new product allows utilities to replace the potent greenhouse gas in critical high-voltage transmission equipment while maintaining the compact footprint and reliability of conventional systems. The launch addressed the urgent industry need for eco-efficient alternatives to support global carbon neutrality commitments.
In August 2024, GE Vernova announced that its Grid Solutions business would deliver the world’s first 245 kV SF6-free gas-insulated substation (GIS) to Réseau de Transport d'Electricité (RTE) in France. The project involved the deployment of the company's B105g GIS, which utilizes a proprietary g3 gas mixture as an insulating medium instead of sulfur hexafluoride. This alternative technology offers a reduction of approximately 99% in the CO2 equivalent of the gas contribution to global warming. The collaboration supported the French transmission operator's strategy to decarbonize its infrastructure while maintaining high performance in power transmission.
In July 2024, Mitsubishi Electric Corporation received an inaugural order for its 84kV dry air insulated switchgear from Kansai Transmission and Distribution, Inc. for use in a substation in Japan. This development marked a significant advancement in the gas-insulated switchgear (GIS) market, as the system utilizes a vacuum interrupter for current interruption and dry air for insulation, completely eliminating the use of greenhouse gases like SF6. The manufacturer emphasized that this technology ensures high safety standards and operational efficiency, aligning with the growing industry demand for environmentally friendly power system equipment.

Key Market Players

ABB Group
Siemens AG
Hyosung Corporation
CG Power and Industrial Solutions Limited
Fuji Electric Co. Ltd.
Hitachi Ltd.
Tenaga Switchgear Sdn. Bhd.
Mitsubishi Electric Corporation
Schneider Electric SE
Toshiba Corporation

By Type	By Installation	By Insulation Type	By End-User	By Region
High Voltage and Medium Voltage	Indoor Outdoor	SF6 SF6-Free	Transmission & Distribution Manufacturing Transportation Commercial Sites Others	North America Europe Asia Pacific South America Middle East & Africa

Report Scope:

In this report, the Global Gas Insulated Switchgear Market has been segmented into the following categories, in addition to the industry trends which have also been detailed below:

Gas Insulated Switchgear Market, By Type:

High Voltage and Medium Voltage

Gas Insulated Switchgear Market, By Installation:

Indoor
Outdoor

Gas Insulated Switchgear Market, By Insulation Type:

SF6
SF6-Free

Gas Insulated Switchgear Market, By End-User:

Transmission & Distribution
Manufacturing
Transportation
Commercial Sites
Others

Gas Insulated Switchgear Market, By Region:

North America

United States
Canada
Mexico

Europe

France
United Kingdom
Italy
Germany
Spain

Asia Pacific

China
India
Japan
Australia
South Korea

South America

Brazil
Argentina
Colombia

Middle East & Africa

South Africa
Saudi Arabia
UAE

Competitive Landscape

Company Profiles: Detailed analysis of the major companies present in the Global Gas Insulated Switchgear Market.

Available Customizations:

Global Gas Insulated Switchgear Market report with the given market data, TechSci Research offers customizations according to a company's specific needs. The following customization options are available for the report:

Company Information

Detailed analysis and profiling of additional market players (up to five).

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Table of content

1. Product Overview

1.1. Market Definition

1.2. Scope of the Market

1.2.1. Markets Covered

1.2.2. Years Considered for Study

1.2.3. Key Market Segmentations

2. Research Methodology

2.1. Objective of the Study

2.2. Baseline Methodology

2.3. Key Industry Partners

2.4. Major Association and Secondary Sources

2.5. Forecasting Methodology

2.6. Data Triangulation & Validation

2.7. Assumptions and Limitations

3. Executive Summary

3.1. Overview of the Market

3.2. Overview of Key Market Segmentations

3.3. Overview of Key Market Players

3.4. Overview of Key Regions/Countries

3.5. Overview of Market Drivers, Challenges, Trends

4. Voice of Customer

5. Global Gas Insulated Switchgear Market Outlook

5.1. Market Size & Forecast

5.1.1. By Value

5.2. Market Share & Forecast

5.2.1. By Type (High Voltage and Medium Voltage)

5.2.2. By Installation (Indoor, Outdoor)

5.2.3. By Insulation Type (SF6, SF6-Free)

5.2.4. By End-User (Transmission & Distribution, Manufacturing, Transportation, Commercial Sites, Others)

5.2.5. By Region

5.2.6. By Company (2025)

5.3. Market Map

6. North America Gas Insulated Switchgear Market Outlook

6.1. Market Size & Forecast

6.1.1. By Value

6.2. Market Share & Forecast

6.2.1. By Type

6.2.2. By Installation

6.2.3. By Insulation Type

6.2.4. By End-User

6.2.5. By Country

6.3. North America: Country Analysis

6.3.1. United States Gas Insulated Switchgear Market Outlook

6.3.1.1. Market Size & Forecast

6.3.1.1.1. By Value

6.3.1.2. Market Share & Forecast

6.3.1.2.1. By Type

6.3.1.2.2. By Installation

6.3.1.2.3. By Insulation Type

6.3.1.2.4. By End-User

6.3.2. Canada Gas Insulated Switchgear Market Outlook

6.3.2.1. Market Size & Forecast

6.3.2.1.1. By Value

6.3.2.2. Market Share & Forecast

6.3.2.2.1. By Type

6.3.2.2.2. By Installation

6.3.2.2.3. By Insulation Type

6.3.2.2.4. By End-User

6.3.3. Mexico Gas Insulated Switchgear Market Outlook

6.3.3.1. Market Size & Forecast

6.3.3.1.1. By Value

6.3.3.2. Market Share & Forecast

6.3.3.2.1. By Type

6.3.3.2.2. By Installation

6.3.3.2.3. By Insulation Type

6.3.3.2.4. By End-User

7. Europe Gas Insulated Switchgear Market Outlook

7.1. Market Size & Forecast

7.1.1. By Value

7.2. Market Share & Forecast

7.2.1. By Type

7.2.2. By Installation

7.2.3. By Insulation Type

7.2.4. By End-User

7.2.5. By Country

7.3. Europe: Country Analysis

7.3.1. Germany Gas Insulated Switchgear Market Outlook

7.3.1.1. Market Size & Forecast

7.3.1.1.1. By Value

7.3.1.2. Market Share & Forecast

7.3.1.2.1. By Type

7.3.1.2.2. By Installation

7.3.1.2.3. By Insulation Type

7.3.1.2.4. By End-User

7.3.2. France Gas Insulated Switchgear Market Outlook

7.3.2.1. Market Size & Forecast

7.3.2.1.1. By Value

7.3.2.2. Market Share & Forecast

7.3.2.2.1. By Type

7.3.2.2.2. By Installation

7.3.2.2.3. By Insulation Type

7.3.2.2.4. By End-User

7.3.3. United Kingdom Gas Insulated Switchgear Market Outlook

7.3.3.1. Market Size & Forecast

7.3.3.1.1. By Value

7.3.3.2. Market Share & Forecast

7.3.3.2.1. By Type

7.3.3.2.2. By Installation

7.3.3.2.3. By Insulation Type

7.3.3.2.4. By End-User

7.3.4. Italy Gas Insulated Switchgear Market Outlook

7.3.4.1. Market Size & Forecast

7.3.4.1.1. By Value

7.3.4.2. Market Share & Forecast

7.3.4.2.1. By Type

7.3.4.2.2. By Installation

7.3.4.2.3. By Insulation Type

7.3.4.2.4. By End-User

7.3.5. Spain Gas Insulated Switchgear Market Outlook

7.3.5.1. Market Size & Forecast

7.3.5.1.1. By Value

7.3.5.2. Market Share & Forecast

7.3.5.2.1. By Type

7.3.5.2.2. By Installation

7.3.5.2.3. By Insulation Type

7.3.5.2.4. By End-User

8. Asia Pacific Gas Insulated Switchgear Market Outlook

8.1. Market Size & Forecast

8.1.1. By Value

8.2. Market Share & Forecast

8.2.1. By Type

8.2.2. By Installation

8.2.3. By Insulation Type

8.2.4. By End-User

8.2.5. By Country

8.3. Asia Pacific: Country Analysis

8.3.1. China Gas Insulated Switchgear Market Outlook

8.3.1.1. Market Size & Forecast

8.3.1.1.1. By Value

8.3.1.2. Market Share & Forecast

8.3.1.2.1. By Type

8.3.1.2.2. By Installation

8.3.1.2.3. By Insulation Type

8.3.1.2.4. By End-User

8.3.2. India Gas Insulated Switchgear Market Outlook

8.3.2.1. Market Size & Forecast

8.3.2.1.1. By Value

8.3.2.2. Market Share & Forecast

8.3.2.2.1. By Type

8.3.2.2.2. By Installation

8.3.2.2.3. By Insulation Type

8.3.2.2.4. By End-User

8.3.3. Japan Gas Insulated Switchgear Market Outlook

8.3.3.1. Market Size & Forecast

8.3.3.1.1. By Value

8.3.3.2. Market Share & Forecast

8.3.3.2.1. By Type

8.3.3.2.2. By Installation

8.3.3.2.3. By Insulation Type

8.3.3.2.4. By End-User

8.3.4. South Korea Gas Insulated Switchgear Market Outlook

8.3.4.1. Market Size & Forecast

8.3.4.1.1. By Value

8.3.4.2. Market Share & Forecast

8.3.4.2.1. By Type

8.3.4.2.2. By Installation

8.3.4.2.3. By Insulation Type

8.3.4.2.4. By End-User

8.3.5. Australia Gas Insulated Switchgear Market Outlook

8.3.5.1. Market Size & Forecast

8.3.5.1.1. By Value

8.3.5.2. Market Share & Forecast

8.3.5.2.1. By Type

8.3.5.2.2. By Installation

8.3.5.2.3. By Insulation Type

8.3.5.2.4. By End-User

9. Middle East & Africa Gas Insulated Switchgear Market Outlook

9.1. Market Size & Forecast

9.1.1. By Value

9.2. Market Share & Forecast

9.2.1. By Type

9.2.2. By Installation

9.2.3. By Insulation Type

9.2.4. By End-User

9.2.5. By Country

9.3. Middle East & Africa: Country Analysis

9.3.1. Saudi Arabia Gas Insulated Switchgear Market Outlook

9.3.1.1. Market Size & Forecast

9.3.1.1.1. By Value

9.3.1.2. Market Share & Forecast

9.3.1.2.1. By Type

9.3.1.2.2. By Installation

9.3.1.2.3. By Insulation Type

9.3.1.2.4. By End-User

9.3.2. UAE Gas Insulated Switchgear Market Outlook

9.3.2.1. Market Size & Forecast

9.3.2.1.1. By Value

9.3.2.2. Market Share & Forecast

9.3.2.2.1. By Type

9.3.2.2.2. By Installation

9.3.2.2.3. By Insulation Type

9.3.2.2.4. By End-User

9.3.3. South Africa Gas Insulated Switchgear Market Outlook

9.3.3.1. Market Size & Forecast

9.3.3.1.1. By Value

9.3.3.2. Market Share & Forecast

9.3.3.2.1. By Type

9.3.3.2.2. By Installation

9.3.3.2.3. By Insulation Type

9.3.3.2.4. By End-User

10. South America Gas Insulated Switchgear Market Outlook

10.1. Market Size & Forecast

10.1.1. By Value

10.2. Market Share & Forecast

10.2.1. By Type

10.2.2. By Installation

10.2.3. By Insulation Type

10.2.4. By End-User

10.2.5. By Country

10.3. South America: Country Analysis

10.3.1. Brazil Gas Insulated Switchgear Market Outlook

10.3.1.1. Market Size & Forecast

10.3.1.1.1. By Value

10.3.1.2. Market Share & Forecast

10.3.1.2.1. By Type

10.3.1.2.2. By Installation

10.3.1.2.3. By Insulation Type

10.3.1.2.4. By End-User

10.3.2. Colombia Gas Insulated Switchgear Market Outlook

10.3.2.1. Market Size & Forecast

10.3.2.1.1. By Value

10.3.2.2. Market Share & Forecast

10.3.2.2.1. By Type

10.3.2.2.2. By Installation

10.3.2.2.3. By Insulation Type

10.3.2.2.4. By End-User

10.3.3. Argentina Gas Insulated Switchgear Market Outlook

10.3.3.1. Market Size & Forecast

10.3.3.1.1. By Value

10.3.3.2. Market Share & Forecast

10.3.3.2.1. By Type

10.3.3.2.2. By Installation

10.3.3.2.3. By Insulation Type

10.3.3.2.4. By End-User

11. Market Dynamics

11.1. Drivers

11.2. Challenges

12. Market Trends & Developments

12.1. Merger & Acquisition (If Any)

12.2. Product Launches (If Any)

12.3. Recent Developments

13. Global Gas Insulated Switchgear Market: SWOT Analysis

14. Porter's Five Forces Analysis

14.1. Competition in the Industry

14.2. Potential of New Entrants

14.3. Power of Suppliers

14.4. Power of Customers

14.5. Threat of Substitute Products

15. Competitive Landscape

15.1. ABB Group

15.1.1. Business Overview

15.1.2. Products & Services

15.1.3. Recent Developments

15.1.4. Key Personnel

15.1.5. SWOT Analysis

15.2. Siemens AG

15.3. Hyosung Corporation

15.4. CG Power and Industrial Solutions Limited

15.5. Fuji Electric Co. Ltd.

15.6. Hitachi Ltd.

15.7. Tenaga Switchgear Sdn. Bhd.

15.8. Mitsubishi Electric Corporation

15.9. Schneider Electric SE

15.10. Toshiba Corporation

16. Strategic Recommendations

17. About Us & Disclaimer

Report Description

Table of content

Figures and Tables

Frequently asked questions

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