PUBLISHER: Global Industry Analysts, Inc. | PRODUCT CODE: 1795821
PUBLISHER: Global Industry Analysts, Inc. | PRODUCT CODE: 1795821
Global Gas-Insulated AC Switchgears Market to Reach US$57.0 Billion by 2030
The global market for Gas-Insulated AC Switchgears estimated at US$46.2 Billion in the year 2024, is expected to reach US$57.0 Billion by 2030, growing at a CAGR of 3.5% over the analysis period 2024-2030. Live Tank Technology, one of the segments analyzed in the report, is expected to record a 3.8% CAGR and reach US$36.0 Billion by the end of the analysis period. Growth in the Dead Tank Technology segment is estimated at 2.7% CAGR over the analysis period.
The U.S. Market is Estimated at US$12.6 Billion While China is Forecast to Grow at 6.6% CAGR
The Gas-Insulated AC Switchgears market in the U.S. is estimated at US$12.6 Billion in the year 2024. China, the world's second largest economy, is forecast to reach a projected market size of US$11.4 Billion by the year 2030 trailing a CAGR of 6.6% over the analysis period 2024-2030. Among the other noteworthy geographic markets are Japan and Canada, each forecast to grow at a CAGR of 1.4% and 2.7% respectively over the analysis period. Within Europe, Germany is forecast to grow at approximately 2.0% CAGR.
Global Gas-Insulated AC Switchgears Market - Key Trends & Drivers Summarized
Why Are Gas-Insulated AC Switchgears Becoming Vital in Grid Infrastructure?
Gas-insulated switchgears (GIS) are compact, sealed electrical devices used for controlling, protecting, and isolating electrical equipment in high-voltage alternating current (AC) systems. Unlike air-insulated switchgears, GIS enclose conductors and contacts in SF6 gas or its alternatives, which offer excellent dielectric strength and arc-quenching properties. Their small footprint and enhanced safety profile make them especially suited for urban substations, offshore platforms, industrial facilities, and high-density grid nodes.
Utilities and transmission operators prefer GIS for installations where space is limited or environmental exposure is high. The enclosed design minimizes risk of arc flash, contamination, and wildlife interference. GIS systems are also preferred in seismic zones and corrosive coastal environments due to their enclosed and insulated architecture. As electricity grids expand and densify, gas-insulated switchgears enable safer and more reliable high-voltage operations in constrained environments.
How Are Technologies Advancing to Improve GIS Performance and Sustainability?
Modern GIS systems are evolving with modular configurations, intelligent monitoring, and environmentally safer insulation gases. Advances in mechanical design and insulation materials have reduced gas volumes and improved current interruption efficiency. Manufacturers are replacing SF6, a potent greenhouse gas, with alternative gases such as fluoronitrile blends and vacuum-based insulation to reduce environmental impact.
Digital switchgears equipped with condition monitoring sensors are becoming common in smart grid deployments. Real-time tracking of pressure, moisture, and partial discharge improves asset health visibility and enables predictive maintenance. Compact modular GIS designs allow phased expansions and fast deployment in substations and renewable integration points. These innovations are supporting enhanced system reliability while aligning with environmental and operational safety goals.
Where Is GIS Deployment Expanding Most Significantly?
Deployment is rising in rapidly urbanizing regions, particularly in Asia-Pacific and the Middle East, where land constraints and dense population centers favor compact electrical infrastructure. Urban substations, metro rail systems, and high-rise commercial buildings use GIS to manage high-voltage inputs within small indoor enclosures. In developed markets, GIS is replacing legacy air-insulated systems in existing substations to enhance reliability and reduce maintenance.
Integration of GIS in offshore wind, oil and gas facilities, and solar parks is also growing due to its durability in harsh conditions. Industrial plants such as refineries, data centers, and semiconductor fabrication units are installing GIS to ensure uninterrupted power under strict safety conditions. Utility grid modernization programs, combined with regulatory focus on SF6 reduction, are further accelerating investment in environmentally upgraded GIS infrastructure.
What Is Driving Growth in the Gas-Insulated AC Switchgears Market?
Growth in the gas-insulated AC switchgears market is driven by several factors related to compact installation needs, high-voltage reliability, and environmental regulation. Rising urbanization and substation densification are increasing adoption of GIS in confined indoor spaces. Advances in insulation alternatives, modular construction, and sensor integration are improving operational performance and sustainability. Growth is also supported by grid infrastructure upgrades, industrial electrification, and renewable integration requiring high-voltage equipment in space-constrained or extreme environments. As transmission and distribution networks evolve toward higher resilience and environmental compliance, GIS systems are being prioritized for safe, space-efficient power delivery.
SCOPE OF STUDY:
The report analyzes the Gas-Insulated AC Switchgears market in terms of units by the following Segments, and Geographic Regions/Countries:
Segments:
Technology (Live Tank Technology, Dead Tank Technology, Hybrid Technology); Installation Type (Indoor Installation, Outdoor Installation); Voltage (Below 36 KV Voltage, 36 - 52 KV Voltage, 52 - 150 KV Voltage, Above 150 KV Voltage); Cooling Medium (SF6, Other Gases); Application (Transmission Grids Application, Distribution Grids Application, Industrial & Commercial Facilities Application)
Geographic Regions/Countries:
World; United States; Canada; Japan; China; Europe (France; Germany; Italy; United Kingdom; Spain; Russia; and Rest of Europe); Asia-Pacific (Australia; India; South Korea; and Rest of Asia-Pacific); Latin America (Argentina; Brazil; Mexico; and Rest of Latin America); Middle East (Iran; Israel; Saudi Arabia; United Arab Emirates; and Rest of Middle East); and Africa.
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