Digital Substation Market by Transformers, Busbars, Circuit Breakers, Protection Relays, Switchgears, Interfacing Units, Fiber-optic Communication Networks, SCADA Systems, Transmission Substation and Distribution Substation - Global Forecast to 2030

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USD 19.78 BN
MARKET SIZE, 2030
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CAGR 6.5%
(2025-2030)
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280
REPORT PAGES
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150
MARKET TABLES

OVERVIEW

Source: Secondary Research, Interviews with Experts, MarketsandMarkets Analysis

The digital substation market is expected to reach USD 19.78 billion by 2030, up from USD 14.41 billion in 2025, at a CAGR of 6.5% from 2025 to 2030. Growth is driven by the rising demand for grid modernization, renewable energy integration, and improved substation automation to enhance efficiency, reliability, and real-time control in power transmission and distribution systems.

KEY TAKEAWAYS

  • BY MODULE
    The digital substation industry is segmented into hardware, fiber-optic communication networks, and SCADA systems. Hardware dominates the market, driven by the growing integration of intelligent electronic devices (IEDs), sensors, and advanced protection systems that enhance automation, monitoring, and fault detection across substations.
  • BY TYPE
    The digital substation market is segmented into transmission and distribution substations. Transmission substations dominate the market, supported by large-scale grid modernization, renewable energy integration, and interconnection of high-voltage networks to improve system efficiency and reliability.
  • BY INSTALLATION TYPE
    The digital substation market is segmented into new installations and retrofit projects. New installations dominate the market, driven by grid expansion in developing economies, increasing power demand, and the deployment of digital infrastructure to support renewable generation capacity.
  • BY ARCHITECTURE TYPE
    The digital substation market is segmented into AIS (air-insulated substations), GIS (gas-insulated substations), and hybrid substations. AIS dominates the market due to its lower installation cost, operational simplicity, and suitability across a wide range of environmental and voltage conditions.
  • BY VOLTAGE
    The digital substation market is segmented into up to 220 kV, 220–550 kV, and above 550 kV categories. Up to 220 kV substations dominate the market, reflecting their extensive deployment in regional transmission and distribution networks where compact layouts and efficient operation are key.
  • BY INDUSTRY
    The digital substation market is segmented into utilities, heavy industries, transportation, data centers, and commercial complexes. Utilities dominate the market, leveraging digital substations to enhance grid reliability, monitor energy flow, and support both renewable and conventional power generation sources.
  • BY REGION
    The digital substation market encompasses North America, Europe, Asia Pacific, and the Rest of the World, which includes South America, the Middle East, and Africa. The Asia Pacific region is experiencing the fastest growth in digital substations, propelled by comprehensive grid modernization efforts, the integration of renewable energy sources, and government-supported smart grid initiatives. Europe and North America are established markets characterized by widespread adoption of IEC 61850-based automation systems and a pronounced emphasis on grid reliability and cybersecurity.
  • COMPETITIVE LANDSCAPE
    Major market players such as Hitachi Ltd. (Japan), Siemens Energy (Germany), and ABB (Switzerland) have adopted both organic and inorganic strategies, including strategic partnerships, product innovations, and technology collaborations. These companies are focusing on advancing digital automation, intelligent protection systems, and real-time monitoring solutions to strengthen grid reliability and efficiency in the evolving digital substation landscape.

The digital substation market is experiencing steady growth, driven by increased adoption of smart grid technologies, substation automation, and IEC 61850-based communication systems to improve grid reliability, operational efficiency, and real-time monitoring. New developments, including strategic partnerships between utilities and technology providers, investments in digital twin platforms, and advances in intelligent switchgear, protection relays, and cybersecurity solutions, are transforming the industry landscape.

TRENDS & DISRUPTIONS IMPACTING CUSTOMERS' CUSTOMERS

The impact on consumers’ business in the digital substation market comes from the ongoing shift from traditional hardware-based systems to intelligent, data-driven, and interconnected substations. Utilities, transmission and distribution companies, and EPC firms are the main users, concentrating on grid modernization, renewable energy integration, and cybersecurity compliance. The reliance on transformers, relays, and switchgears is transforming into IEC 61850-based automation, digital twins, predictive maintenance, and AI-powered analytics. These innovations directly improve operational efficiency, asset reliability, and regulatory compliance, increasing demand for connected, resilient, and adaptable substation solutions. Consequently, end users experience better power quality, less downtime, and greater energy efficiency, supporting broader goals of smart grid development and decarbonization.

Source: Secondary Research, Interviews with Experts, MarketsandMarkets Analysis

MARKET DYNAMICS

Drivers
Impact
Level
  • Growing push for grid modernization
  • Rising renewable energy integration
RESTRAINTS
Impact
Level
  • High initial investment cost
  • Integration complexities
OPPORTUNITIES
Impact
Level
  • Expansion in emerging markets
  • Integration of AI & advanced analytics
CHALLENGES
Impact
Level
  • Skilled workforce shortage
  • Data management and privacy issues

Source: Secondary Research, Interviews with Experts, MarketsandMarkets Analysis

Driver: Growing push for grid modernization

The modernization of aging power infrastructure is a major factor driving the digital substation market. Utilities worldwide are replacing analog systems with digital substations that include IEDs, SCADA, and fiber-optic networks to enhance reliability, automation, and real-time monitoring. This shift supports renewable energy integration, predictive maintenance, and grid resilience in response to increasing electricity demand and decarbonization goals.

Restraint: High initial investment cost

The deployment of digital substations requires substantial upfront capital investment in intelligent electronic devices (IEDs), communication networks, automation systems, and integration software. These expenses can be challenging for utilities with limited budgets or operating in developing regions, where modernization funding is constrained. Despite long-term benefits like improved reliability and lower maintenance costs, high initial expenditures remain a key restraint. Utilities often adopt phased upgrades or partnerships to manage costs, yet financial barriers continue to slow the widespread adoption of digital substation technologies.

Opportunity: Expansion in emerging markets

Emerging economies across Asia, Africa, and Latin America offer significant opportunities for digital substations amid rapid industrialization, urbanization, and renewable energy expansion. Nations such as India, Brazil, Indonesia, and Saudi Arabia are prioritizing smart grid and automation projects to strengthen power infrastructure. Global players like GE Vernova and Hitachi Energy are leveraging these markets through strategic investments, partnerships, and localized manufacturing.

Challenge: Skilled workforce shortage

The deployment of digital substations requires specialized expertise in IEC 61850 protocols, SCADA, IoT-based monitoring, and cybersecurity. Many utilities, especially in emerging markets, face challenges recruiting qualified engineers and technicians, causing project delays, higher costs, and dependence on external consultants. Despite growing investments in training and partnerships with technical institutes, the shortage of skilled professionals remains a major challenge to widespread adoption.

Digital Substation Market: COMMERCIAL USE CASES ACROSS INDUSTRIES

COMPANY USE CASE DESCRIPTION BENEFITS
Deployed IEC 61850-based digital substations with optical current transformers and digital relays across urban networks Enhances grid reliability, streamlines maintenance, and enables integration of renewable energy sources
Implemented digital twin and predictive monitoring platforms in transmission substations for real-time condition assessment Enables predictive maintenance, minimizes unplanned outages, and improves operational efficiency
Rolled out digital substations integrated with optical sensors and process bus communication to replace legacy analog systems Improves data accuracy and fault isolation speed, strengthens cybersecurity, and lowers lifecycle cost
Adopted fully digital substation architecture with IEC 61850 process bus and fiber-based communication for renewable grid expansion Enhances interoperability, supports remote operation in harsh environments, and accelerates renewable energy integration
Implemented substation automation and digital protection devices across transmission infrastructure as part of grid modernization Increases reliability, enables real-time monitoring and control, and reduces maintenance overheads

Logos and trademarks shown above are the property of their respective owners. Their use here is for informational and illustrative purposes only.

MARKET ECOSYSTEM

The digital substation market ecosystem includes manufacturers (ABB, Siemens, GE Vernova, Schneider Electric, Hitachi Energy), system integrators (L&T Construction, Emerson, NR Electric), technology and software providers (Cisco Systems, Honeywell, Bentley, SEL), and end users (National Grid, Duke Energy, State Grid Corporation of China). Manufacturers provide advanced automation and protection equipment, while integrators deliver customized digital solutions. Technology providers support secure communication and monitoring platforms. End users fuel demand for reliable, intelligent, and efficient grid modernization. Collaboration across the entire value chain is crucial for innovation and market growth.

Logos and trademarks shown above are the property of their respective owners. Their use here is for informational and illustrative purposes only.

MARKET SEGMENTS

Source: Secondary Research, Interviews with Experts, MarketsandMarkets Analysis

Digital Substation Market, By Module

As of 2024, hardware held the largest share of the digital substation market and will continue to dominate through 2025, driven by the widespread deployment of transformers, circuit breakers, protection relays, and switchgears. These components form the physical foundation of substation automation, ensuring reliable power distribution and fault protection. The ongoing replacement of aging analog assets with intelligent electronic devices (IEDs) and advanced monitoring systems reinforces hardware’s leading role in digital substations.

Digital Substation Market, By Type

As of 2024, the transmission substation segment accounted for the largest share of the digital substation market and is projected to maintain its lead through 2025. The growing demand for high-voltage power transmission, grid stability, and integration of large-scale renewables has accelerated investments in transmission automation. Utilities are increasingly adopting digital substations to improve reliability, enable remote monitoring, and reduce operational downtime in long-distance power transmission networks.

Digital Substation Market, By Installation Type

In 2024, new installations represented the largest share of the digital substation market, driven by expanding grid infrastructure projects and renewable energy integration. Emerging economies, particularly in Asia and the Middle East, are investing in next-generation substations to support industrialization and smart city programs. The lower cost of deploying digital-ready infrastructure, compared to retrofitting legacy systems, continues to favor new installations across both transmission and distribution networks.

Digital Substation Market, By Architecture Type

As of 2024, the AIS (air-insulated substations) segment dominated the digital substation market and is expected to retain its leading position through 2025. Their cost-effectiveness, ease of maintenance, and suitability for outdoor installations make them a preferred choice, particularly in regions with ample space. Continuous upgrades in AIS systems with digital sensors, remote control interfaces, and condition monitoring tools are further driving their adoption over GIS and hybrid architectures.

Digital Substation Market, By Voltage

In 2024, substations rated up to 220 kV held the largest share of the digital substation market, primarily due to their extensive use in distribution and urban grid modernization projects. These substations are vital for integrating renewable generation and ensuring reliable power supply in medium-voltage networks. Ongoing upgrades in regional and municipal grids to incorporate automation and predictive maintenance are fueling steady demand in this segment.

Digital Substation Market, By Industry

As of 2024, the utility sector accounted for the largest share of the digital substation market and will continue leading through 2025. Utilities worldwide are prioritizing digital transformation to enhance grid reliability, integrate distributed energy resources, and ensure cybersecurity compliance. Investments in SCADA, IEDs, and fiber-optic communication systems by major utilities such as State Grid Corporation of China and National Grid are reinforcing the segment’s dominance.

REGION

Asia Pacific to be fastest-growing region in global digital substation market during forecast period

The Asia Pacific digital substation market is expected to register the highest CAGR during the forecast period, driven by rapid industrialization, urbanization, and major investments in grid modernization across countries such as China, India, Japan, and South Korea. Governments and utilities are adopting digital substations with IEC 61850-based automation, real-time monitoring, and advanced protection systems to enhance reliability. Rising renewable energy integration, smart city development, and transmission expansion projects further accelerate market growth across the region.

Digital Substation Market: COMPANY EVALUATION MATRIX

In the digital substation market matrix, Hitachi Energy (Star) leads with a strong market share and comprehensive portfolio across digital automation, protection, and communication systems. Its IEC 61850-based solutions, strong global presence, and continuous innovation in digital twin and predictive maintenance technologies position it as a dominant force in grid modernization. Mitsubishi Electric (Emerging Leader) is steadily strengthening its presence with advanced control systems, smart grid integration solutions, and regional collaborations, signaling strong potential to move toward the leaders’ quadrant.

Source: Secondary Research, Interviews with Experts, MarketsandMarkets Analysis

MARKET SCOPE

REPORT METRIC DETAILS
Market Size in 2024 (Value) USD 13.45 Billion
Market Forecast in 2030 (Value) USD 19.78 Billion
Growth Rate CAGR of 6.5% from 2025-2030
Years Considered 2021-2030
Base Year 2024
Forecast Period 2025-2030
Units Considered Value (USD Million/Billion), Volume (Million Units)
Report Coverage Revenue forecast, company ranking, competitive landscape, growth factors, and trends
Segments Covered
  • By Module:
    • Hardware [Transformers
    • Busbars
    • Protection Devices (Circuit Breakers
    • Protection Relays
    • Switchgears)
    • Interfacing Units (HMIs
    • RTUs
    • PLCs)
    • Others]
    • Fiber-optic Communication Networks
    • and SCADA Systems
  • By Type:
    • Transmission Substation
    • Distribution Substation
  • By Installation Type:
    • New Installation
    • Retrofit
  • By Architecture Type:
    • AIS (Air-insulated Substation)
    • GIS (Gas-insulated Substation)
    • Hybrid Substation
  • By Voltage:
    • Up to 220 kV
    • 220–550 kV
    • and Above 550 kV
  • By Industry:
    • Utility
    • Heavy Industries
    • Transportation
    • Other Industries
Regions Covered North America, Asia Pacific, Europe, South America, Middle East, Africa

WHAT IS IN IT FOR YOU: Digital Substation Market REPORT CONTENT GUIDE

DELIVERED CUSTOMIZATIONS

We have successfully delivered the following deep-dive customizations:

CLIENT REQUEST CUSTOMIZATION DELIVERED VALUE ADDS
Transmission Utility
  • Cost–benefit analysis of digital vs. conventional substations
  • Lifecycle ROI modelling for automation and predictive maintenance
  • Reliability benchmarking across AIS, GIS, and hybrid substations
  • Optimize capex allocation and operational efficiency
  • Prioritize substations for digital retrofit
  • Reduce downtime through data-driven asset planning
Investment Firm/Private Equity
  • Identification of high-growth players across hardware, SCADA, and integration layers
  • Financial benchmarking and M&A target screening
  • Assessment of investment attractiveness by region and application
  • Identify potential acquisition or investment targets
  • Quantify long-term returns in grid modernization
  • Support strategic capital deployment
Cybersecurity Solution Provider
  • Mapping of cybersecurity vulnerabilities and compliance standards (IEC 62351, NERC CIP)
  • Utility readiness assessment for secure communication
  • Profiling of leading cybersecurity partners in substation automation
  • Target high-risk markets with tailored offerings
  • Strengthen integration with OEMs and utilities
  • Expand role in substation network protection
Government/Regulatory Authority
  • Evaluation of digital substation adoption barriers
  • Policy impact analysis on renewable grid integration
  • Framework design for standardization and interoperability
  • Inform national smart grid policy development
  • Accelerate modernization through targeted incentives
  • Support alignment with energy transition goals
Technology Startup/Digital Twin Developer
  • Market entry roadmap for digital twin and predictive analytics in substation automation
  • Partnership opportunities with OEMs and utilities
  • Benchmarking of pilot deployments and digital maturity
  • Accelerate commercialization of innovation solutions
  • Strengthen visibility among utilities and EPCs
  • Enable integration into live grid projects

RECENT DEVELOPMENTS

  • August 2024 : Hitachi Energy launched SF6-free circuit breakers, providing high-performance switching and protection for substations while minimizing greenhouse gas emissions, enhancing sustainability, operational safety, and reliability for transmission and distribution networks
  • February 2024 : GE Vernova introduced GridBeats Integrated Digital Substation, a hardware-inclusive automation platform that uses software-defined merging units and protection relays to streamline substation operations. It enables real-time data conversion, reduces copper cabling requirements by up to 80%, and strengthens grid resilience through top-down engineering and wide-area monitoring designed for high-voltage environments.
  • January 2024 : Hitachi Energy introduced the upgraded SAM600 3.0 process interface unit, designed to accelerate digital substation adoption by integrating multiple functions into one device. It significantly reduces wiring complexity by as much as 90%, and enhances operational flexibility, reliability, and sustainability for grid operators, while fully aligning with the latest IEC 61850 standards and cybersecurity requirements.
  • COLUMN 'A' SHOULD BE IN TEXT FORMAT AND NOT DATE FORMAT :

 

Table of Contents

Exclusive indicates content/data unique to MarketsandMarkets and not available with any competitors.

TITLE
PAGE NO
INTRODUCTION
15
RESEARCH METHODOLOGY
20
EXECUTIVE SUMMARY
25
PREMIUM INSIGHTS
30
MARKET OVERVIEW
35
  • 5.1 INTRODUCTION
  • 5.2 MARKET DYNAMICS
  • 5.3 TRENDS/DISRUPTIONS IMPACTING CUSTOMER’S BUSINESS
  • 5.4 PRICING ANALYSIS
    AVERAGE SELLING PRICE TREND, BY REGION (2021–2024)
    AVERAGE SELLING PRICE TREND OF DEVICE, BY MODULE (2021–2024)
  • 5.5 SUPPLY CHAIN ANALYSIS
  • 5.6 ECOSYSTEM ANALYSIS
  • 5.7 INVESTMENT AND FUNDING SCENARIO
  • 5.8 TECHNOLOGY ANALYSIS
    KEY TECHNOLOGIES
    - IEC 61850-Based Interoperability
    - Substation Automation Systems
    COMPLEMENTARY TECHNOLOGIES
    - Advanced Sensor Integration
    - Cybersecurity Frameworks
    ADJACENT TECHNOLOGIES
    - Artificial Intelligence & Machine Learning Applications
    - Digital Twin Modeling
  • 5.9 PATENT ANALYSIS
  • 5.10 TRADE ANALYSIS
  • 5.11 KEY CONFERENCES AND EVENTS (2025–2026)
  • 5.12 CASE STUDY ANALYSIS
  • 5.13 TARIFF AND REGULATORY LANDSCAPE
    TARIFF DATA (HS CODE: 8504 – ELECTRICAL TRANSFORMERS, STATIC CONVERTERS (E.G., RECTIFIERS), AND INDUCTORS; PARTS THEREOF)
    REGULATORY BODIES, GOVERNMENT AGENCIES, AND OTHER ORGANIZATIONS
    KEY REGULATIONS
  • 5.14 PORTERS FIVE FORCE ANALYSIS
    THREAT FROM NEW ENTRANTS
    THREAT OF SUBSTITUTES
    BARGAINING POWER OF SUPPLIERS
    BARGAINING POWER OF BUYERS
    INTENSITY OF COMPETITIVE RIVALRY
  • 5.15 KEY STAKEHOLDERS AND BUYING CRITERIA
    KEY STAKEHOLDERS IN THE BUYING PROCESS
    BUYING CRITERIA
  • 5.16 IMPACT OF AI/GENAI ON THE DIGITAL SUBSTATION MARKET
  • 5.17 IMPACT OF 2025 US TARIFF– DIGITAL SUBSTATION MARKET
    INTRODUCTION
    KEY TARIFF RATES
    PRICE IMPACT ANALYSIS
    - US
    - Europe
    - Asia Pacific
    IMPACT ON END USER INDUSTRY
DIGITAL SUBSTATION MARKET, BY MODULE
50
  • 6.1 INTRODUCTION
  • 6.2 HARDWARE
    TRANSFORMERS
    BUSBARS
    PROTECTION DEVICES
    - Circuit Breakers
    - Protection Relays
    - Switch Gears
    INTERFACING UNITS
    - Human-machine Interfaces (HMIs)
    - Remote Terminal Units (RTUs)
    - Programmable Logic Controllers (PLCs)
    OTHERS (MAINLY INCLUDE WAN, GATEWAYS, GPS, METERING UNITS, AND CAPACITOR BANKS)
  • 6.3 FIBER-OPTIC COMMUNICATION NETWORKS
  • 6.4 SCADA SYSTEMS
DIGITAL SUBSTATION MARKET, BY TYPE
90
  • 7.1 INTRODUCTION
  • 7.2 TRANSMISSION SUBSTATION
  • 7.3 DISTRIBUTION SUBSTATION
DIGITAL SUBSTATION MARKET, BY INSTALLATION TYPE
120
  • 8.1 INTRODUCTION
  • 8.2 NEW INSTALLATION
  • 8.3 RETROFIT
DIGITAL SUBSTATION MARKET, BY ARCHITECTURE TYPE
140
  • 9.1 INTRODUCTION
  • 9.2 AIS (AIR-INSULATED SUBSTATION)
  • 9.3 GIS (GAS-INSULATED SUBSTATION)
  • 9.4 HYBRID SUBSTATION
DIGITAL SUBSTATION MARKET, BY VOLTAGE
160
  • 10.1 INTRODUCTION
  • 10.2 UP TO 220 KV
  • 10.3 220- 550 KV
  • 10.4 ABOVE 550 KV
DIGITAL SUBSTATION MARKET, BY INDUSTRY
180
  • 11.1 INTRODUCTION
  • 11.2 UTILITY
    RENEWABLES
    - Solar
    - Wind
    - Hydro
    - Others (Biomass, and Geothermal)
    NON-RENEWABLES
    - Thermal/Coal
    - Gas
    - Others (Oil-based Power Plants, and Nuclear)
  • 11.3 HEAVY INDUSTRIES
    STEEL & METAL
    CEMENT
    CHEMICAL
  • 11.4 TRANSPORTATION
    RAILWAY
    METRO SERVICES
  • 11.5 OTHERS (RESIDENTIAL & COMMERCIAL BUILDINGS, DATA CENTRES, AND IT PARKS)
DIGITAL SUBSTATION MARKET, BY REGION
200
  • 12.1 INTRODUCTION
  • 12.2 NORTH AMERICA
    MACROECONOMIC OUTLOOK FOR NORTH AMERICA
    US
    CANADA
    MEXICO
  • 12.3 EUROPE
    MACROECONOMIC OUTLOOK FOR EUROPE
    UK
    GERMANY
    FRANCE
    ITALY
    SPAIN
    POLAND
    NORDICS
    REST OF EUROPE
  • 12.4 ASIA PACIFIC
    MACROECONOMIC OUTLOOK FOR ASIA PACIFIC
    CHINA
    JAPAN
    SOUTH KOREA
    INDIA
    AUSTRALIA
    INDONESIA
    MALAYSIA
    THAILAND
  • 12.5 REST OF THE WORLD (ROW)
    MACROECONOMIC OUTLOOK FOR REST OF THE WORLD
    MIDDLE EAST
    - Bahrain
    - Kuwait
    - Oman
    - Qatar
    - Saudi Arabia
    - United Arab Emirates (UAE)
    - Rest of Middle East
    AFRICA
    - South Africa
    - Other African Countries
    SOUTH AMERICA
COMPETITIVE LANDSCAPE
220
  • 13.1 INTRODUCTION
  • 13.2 KEY PLAYER STRATEGIES/RIGHT TO WIN
  • 13.3 REVENUE ANALYSIS, 2024
  • 13.4 MARKET SHARE ANALYSIS, 2024
  • 13.5 COMPANY VALUATION AND FINANCIAL METRICS
  • 13.6 PRODUCT/BRAND COMPARISON
  • 13.7 COMPANY EVALUATION MATRIX: KEY PLAYERS, 2024
    STARS
    EMERGING LEADERS
    PERVASIVE PLAYERS
    PARTICIPANTS
    COMPANY FOOTPRINT: KEY PLAYERS, 2024
    - Company Footprint
    - Region Footprint
    - Module Footprint
    - Voltage Footprint
    - End-User Industry Footprint
  • 13.8 COMPANY EVALUATION MATRIX: STARTUPS/SMES, 2024
    PROGRESSIVE COMPANIES
    RESPONSIVE COMPANIES
    DYNAMIC COMPANIES
    STARTING BLOCKS
    COMPETITIVE BENCHMARKING: STARTUPS/SMES, 2024
    - Detailed List of Key Startups/SMEs
    - Competitive Benchmarking of Key Startups/SMEs
  • 13.9 COMPETITIVE SITUATION AND TRENDS
COMPANY PROFILES
240
  • 14.1 KEY PLAYERS
    HITACHI ENERGY
    GE VERNOVA
    SIEMENS
    SCHNEIDER ELECTRIC
    EATON
    MITSUBISHI ELECTRIC CORPORATION
    TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
    ABB
    CISCO
  • 14.2 OTHER PLAYERS
    HONEYWELL
    SCHWEITZER ENGINEERING LABORATORIES, INC.
    LANNER ELECTRONICS
    WELOTEC GMBH
    HUAWEI TECHNOLOGIES CO., LTD.
    LARSEN & TURBO
    ARTECHE
    BELDEN INC.
    HUBBELL
APPENDIX
260
  • 15.1 DISCUSSION GUIDE
  • 15.2 KNOWLEDGE STORE: MARKETSANDMARKETS’ SUBSCRIPTION PORTAL
  • 15.3 AVAILABLE CUSTOMIZATIONS
  • 15.4 RELATED REPORTS
  • 15.5 AUTHOR DETAILS

Methodology

The research study involved four main activities in estimating the size of the digital substation market. Extensive secondary research was conducted to gather key information about the market and related markets. The accuracy of these findings, assumptions, and sizing was then validated through primary research with industry experts across the value chain. Both top-down and bottom-up approaches were used to estimate the market size. Market breakdown and data triangulation were applied to determine the sizes of segments and sub-segments.

Secondary Research

In the secondary research process, various sources were used to identify and gather the information needed for this study. The secondary sources include annual reports, press releases, investor presentations of companies, white papers, and articles from reputable authors. The secondary research primarily aimed to gather key details about the market’s value chain, the main market players, market segmentation based on industry trends, regional outlook, and developments from both market and technology perspectives.

In the digital substation market report, the global market size has been estimated using both the top-down and bottom-up methods, along with several other related submarkets. The major players in the market were identified through extensive secondary research, and their presence was confirmed through both secondary and primary research. All percentage shares, splits, and breakdowns were determined using secondary sources and verified through primary sources.

Primary Research

Extensive primary research was carried out after analyzing the digital substation market scenario through secondary research. Several primary interviews were conducted with key opinion leaders from both demand- and supply-side vendors across four major regions—North America, Europe, Asia Pacific, and the Rest of the World. About 25% of the primary interviews involved demand-side vendors, while 75% involved supply-side vendors. The primary data was mainly collected through telephonic interviews, accounting for 80% of all primary interviews; questionnaires and emails were also used to gather data.

After successful engagement with industry experts, brief sessions were held with highly experienced independent consultants to reinforce the findings of our primary research. This, combined with the opinions of in-house subject matter experts, led to the conclusions outlined in the report.

Digital Substation Market
 Size, and Share

Note: “Others” includes sales, marketing, and product managers

To know about the assumptions considered for the study, download the pdf brochure

Market Size Estimation

In the market engineering process, both, the top-down and bottom-up approaches, along with data triangulation methods, were used to estimate and validate the size of the digital substation market and other related submarkets. The research methodology employed to estimate the market sizes includes the following:

  • Identifying top-line investments and spending in the ecosystem and considering segment-level splits and significant market developments
  • Identifying different stakeholders in the digital substation market that influence the entire market, along with participants across the supply chain
  • Analyzing major manufacturers in the digital substation market and studying their product portfolio
  • Analyzing trends related to the adoption of digital substation modules
  • Tracking recent and upcoming market developments, including investments, R&D activities, product launches, expansions, acquisitions, partnerships, collaborations, agreements, and investments, as well as forecasting the market size based on these developments and other critical parameters
  • Carrying out multiple discussions with key opinion leaders to identify the adoption trends of silicon carbide (SiC)
  • Segmenting the overall market into various other market segments
  • Validating the estimates at every level through discussions with key opinion leaders, such as chief executives (CXOs), directors, and operations managers, and finally with the domain experts at MarketsandMarkets

Digital Substation Market : Top-Down and Bottom-Up Approach

Digital Substation Market Top Down and Bottom Up Approach

Data Triangulation

After arriving at the overall market size by the market size estimation process explained in the earlier section, the overall digital substation market has been divided into several segments and subsegments. To complete the overall market engineering process and arrive at the exact statistics for all segments, the data triangulation and market breakdown procedures have been used, wherever applicable. The data has been triangulated by studying various factors and trends from both the demand and supply sides. Along with data triangulation and market breakdown, the market has been validated by top-down and bottom-up approaches.

Market Definition

A digital substation combines traditional substation functions with advanced digital communication, automation, and control technologies to improve grid reliability, flexibility, and efficiency. It replaces conventional copper wiring and analog instruments with fiber-optic communication, intelligent electronic devices (IEDs), sensors, and process bus architectures that follow IEC 61850 standards. These systems support real-time data collection, predictive maintenance, and remote monitoring, resulting in better operational visibility and faster fault detection across transmission and distribution networks. Digital substations are essential in modernizing power infrastructure, integrating renewable energy sources, and advancing smart grid development.

The digital substation market is broadly divided by module, type, installation type, architecture, voltage, and industry. The module category includes hardware (transformers, switchgears, protection devices, interfacing units, and communication systems), fiber-optic communication networks, and SCADA systems, all of which work together to ensure efficient monitoring, control, and automation of power systems. The market is also segmented by type into transmission and distribution substations, serving different voltage and capacity levels. Regarding installation type, digital substations are classified as either new installations or retrofits, supporting both greenfield and modernization projects. In terms of architecture, they are divided into air-insulated (AIS), gas-insulated (GIS), and hybrid substations, each designed for specific spatial and environmental conditions.

By voltage, digital substations are categorized into up to 220 kV, 220–550 kV, and above 550 kV, addressing diverse transmission needs. Industry-wise, the market includes utilities (renewable and non-renewable), heavy industries (steel, cement, chemicals), transportation (railways and metro), and others (data centers and commercial infrastructure). The increasing integration of renewable energy, expansion of grid automation, and adoption of IoT and AI-based monitoring platforms are propelling the rapid evolution of the digital substation ecosystem, making it a key element of next-generation power systems.

Key Stakeholders

  • Primary equipment manufacturers (transformers, switchgear, circuit breakers, etc.)
  • Intelligent electronic device (IED) manufacturers
  • Supervisory control and data acquisition (SCADA) solution providers
  • Communication network providers
  • Engineering, procurement & construction (EPC) firms/system integrators
  • Power utility companies
  • Turnkey contractors
  • Distributors and traders
  • Research organizations
  • Regulatory bodies & government energy agencies
  • Forums, alliances, and associations

Report Objectives

  • To define, analyze, and forecast the digital substation market size by module, type, installation type, voltage, architecture type, industry, and region, in terms of value
  • To define, analyze, and forecast the digital substation market size, by hardware type, in terms of volume
  • To forecast the market size for various segments with respect to four main regions, namely, North America, Europe, Asia Pacific, and RoW
  • To provide detailed information regarding the major drivers, restraints, opportunities, and challenges influencing the growth of the market
  • To study the complete supply chain and related industry segments for the market
  • To strategically study the micromarkets with respect to individual growth trends, prospects, and contributions to the total market
  • To analyze the supply chain, market ecosystem, trends/disruptions impacting customer’s business, technology analysis, pricing analysis, Porter’s five forces model, key stakeholders & buying criteria, case study analysis, trade analysis, patent analysis, key conferences & events, 2025–2026; regulations related to the digital substation market; and investment and funding scenario
  • To understand opportunities in the market for various stakeholders by identifying the high-growth segments of the market
  • To strategically profile the key players and comprehensively analyze their market position in terms of ranking, core competencies, company valuation & financial metrics, and product/brand comparison, along with detailing the competitive landscape for the market leaders
  • To analyze competitive developments such as product launches, agreements, partnerships, collaborations, contracts, acquisitions, expansions, and research and development (R&D) activities carried out by players in the market

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Country-wise Information:

  • Country-wise breakdown for North America, Europe, Asia Pacific, and Rest of the World

Company Information:

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

 

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  • What are the Known and Unknown Adjacencies Impacting the Digital Substation Market
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Growth opportunities and latent adjacency in Digital Substation Market

Masataka

Apr, 2018

We would like to confirm how much in detail we could obtain the information related to Digital Substation by country. At least, we would like to obtain by-country data including Vietnam, India, Indonesia, Thailand, Malaysia, Singapore, Phillipins, and Australia. .

Reiko

Jan, 2018

We would like to obtain the data pretting to the penetaration of digital substation (hopefully by capacity: 500kV, 220kV, 110kV, and by type: SAS and SCADA). Market size of digital substation, trends, and growth perspectives - Governmental policies/regulations to accelarate the implementation of digital substations. .

Pankaj

Jan, 2019

I am currently working in the area of Transmission and Distribution. I wish to explore the opportunities provided by Digital Substation in future..

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