Home > Semiconductors & Electronics > Electronics > Protective Relay Market

Protective Relay Market - By Voltage (Low-voltage Relays, Medium-voltage Relays, High-voltage Relays), By Technology (Digital & Numeric Relays, Electromechanical & Static Relays), By Application, By End-Use Industry & Forecast 2024 – 2032

  • Report ID: GMI7941
  • Published Date: Jan 2024
  • Report Format: PDF

Protective Relay Market Size

Protective Relay Market was valued at over USD 2.5 billion in 2023 and is estimated to register a CAGR of over 5% between 2024 and 2032. Grid modernization and smart grid initiatives are significantly driving the protective relay industry growth.

Protective Relay Market

According to the IEA Report, the State Grid Corporation of China invested USD 74.2 billion in the digitalization of the smart grid. Smart grids enhance grid resilience by quickly identifying and isolating faults. Protective relays contribute to the self-healing capabilities of smart grids by isolating faulty sections and allowing for automatic rerouting of power to minimize downtime and improve overall reliability. The integration of renewable energy sources and Distributed Energy Resources (DERs) is a key aspect of smart grids. Protective relays play a vital role in managing and protecting these DERs, ensuring their safe integration into the grid and enhancing the overall system resilience.

The growing focus on renewable energy integration is driving the growth of the protective relay market. The growth of renewable energy integration necessitates enhanced grid security. Protective relays contribute to the security of the power infrastructure by providing real-time monitoring, rapid fault detection, and coordinated responses to potential threats or disturbances.  

The installation of protective relay systems often involves a substantial initial capital investment. This can be a barrier, especially for small and medium-sized utilities or industries with limited budgets. High upfront costs may delay or deter potential buyers from adopting advanced protective relay technologies. Protective relays require regular maintenance and calibration to ensure optimal performance. The expenses of routine maintenance including testing, calibration, and periodic inspections can contribute significantly to the total cost of ownership.

Protective Relay Market Trends

The increasing adoption of smart grid technologies is fueling the demand for intelligent protective relays. These relays are equipped with advanced communication features, enabling real-time monitoring, control, and coordination within smart grid infrastructures. Protective relays are being incorporated with more sophisticated protection algorithms to enhance fault detection, reduce false alarms, and provide adaptive protection strategies. These algorithms contribute to a more reliable and efficient grid protection.

There is a growing emphasis on power quality issues including voltage stability, harmonics, and reactive power management. Protective relays with advanced features are being developed to address these concerns and maintain high power quality standards. Condition monitoring technologies are being integrated into protective relays, allowing for continuous assessment of relay health. This trend supports predictive maintenance strategies, thereby reducing downtime and extending equipment lifespan.

Protective Relay Market Analysis

Protective Relay Market Size, By End-use Industry, 2022-2032 (USD Billion)

Based on the end-use industry, the market is divided into utilities, industrial, renewable energy, and others. The utilities segment dominated the global market with a share of over 30% in 2023.

  • Protective relays with advanced communication capabilities support utilities in building a more interconnected and responsive power grid. These capabilities enable utilities to monitor and control their systems remotely, improving operational efficiency.
  • Utilities are under increasing pressure to deliver high-quality power to consumers. Protective relays with advanced monitoring capabilities contribute to maintaining power quality standards by quickly responding to faults, minimizing downtime, and preventing disruptions in power supply.


Protective Relay Market Share, By Voltage, 2023

Based on the voltage, the market is divided into low-voltage relays, medium-voltage relays, and high-voltage relays. The low-voltage relays segment is expected to register a CAGR of over 5% during the forecast period.

  • As renewable energy sources, such as solar and wind, become more prevalent in distributed generation systems, low-voltage relays play a crucial role in protecting electrical equipment at the distribution level. These relays help manage fluctuations in voltage and protect against potential issues associated with distributed generation.
  • Low-voltage relays find extensive uses in residential and commercial applications for protecting electrical systems at voltages typically up to 1 kV. With increasing urbanization and construction activities, there is a growing demand for reliable low voltage protection in buildings, contributing to segment growth.


China Protective Relay Market Size, 2022-2032 (USD Million)

Asia Pacific dominated the global protective relay market in 2023, accounting for a share of over 30%. The region is experiencing rapid industrialization and urbanization, leading to an increased demand for electricity. Growing industries and expanding urban areas require robust protective relay systems to ensure the reliability and stability of power distribution networks. Many countries in Asia Pacific are investing heavily in infrastructure development including the expansion and modernization of power grids. This fuels the demand for protective relay systems to protect the newly installed equipment and ensure grid stability.

Protective Relay Market Share

ABB Ltd. and Siemens AG hold a significant market share of over 25% in the protective relay industry. ABB offers a comprehensive range of protective relays catering to various applications and industries. The diverse product portfolio includes advanced digital relays, motor protection relays, feeder protection relays, and more, meeting the needs of a wide customer base.

Siemens places a strong emphasis on digitalization and connectivity in its protective relay offerings. The integration of communication capabilities, data analytics, and remote monitoring features enhances the functionality of Siemens' protective relays, supporting utilities and industries in their efforts towards digital transformation. This helps the company to get a competitive advantage in the market.

Protective Relay Market Companies

Major players operating in the protective relay industry are:

  • ABB Ltd.
  • Siemens AG
  • Schneider Electric SE
  • Schweitzer Engineering Laboratories, Inc.
  • Eaton Corporation Plc.
  • Mitsubishi Electric Corporation
  • Toshiba Corporation
  • Larson & Toubro Limited
  • NR Electric Co., Ltd.
  • Rockwell Automation Inc.

Protective Relay Industry News

  • In February 2023, ABB Ltd. launched REX640, protection relay for advanced power generation and distribution applications. With this improved version, the main feeder can now be continuously monitored and used as a high-speed transfer device (HSTD). This procedure ensures the best possible transfer with the least amount of disturbance to the production process and removes the possibility of equipment damage, which eventually results in time and cost savings.
  • In December 2022, Siemens AG launched dual powered protection relay-7SR46. The main use for Reyrolle 7SR46 is in medium voltage distribution transformer stations to provide earth fault and overcurrent protection. The 7SR46 relay is mounted in a ring main unit of transformer, detects cable faults on the network and operates quickly to disconnect the fault.

The protective relay market research report includes in-depth coverage of the industry with estimates & forecasts in terms of revenue (USD Million) from 2018 to 2032, for the following segments:

Click here to Buy Section of this Report

Market, By Voltage

  • Low-voltage relays
  • Medium-voltage relays
  • High-voltage relays

Market, By Technology

  • Digital & numeric relay
  • Electromechanical & static relay

Market, By Application

  • Transmission lines
  • Motors
  • Generators
  • Transformers
  • Feeder protection
  • Busbar
  • Others

Market, By End-use Industry

  • Utilities
  • Industrial
  • Renewable energy
  • Others

The above information is provided for the following regions and countries:

  • North America
    • U.S.
    • Canada
  • Europe
    • Germany
    • UK
    • France
    • Italy
    • Spain
    • Rest of Europe
  • Asia Pacific
    • China
    • Japan
    • India
    • South Korea
    • ANZ
    • Rest of Asia Pacific 
  • Latin America
    • Brazil
    • Mexico
    • Rest of Latin America 
  • MEA
    • UAE
    • Saudi Arabia
    • South Africa
    • Rest of MEA


Authors: Suraj Gujar, Deeksha Vishwakarma

Frequently Asked Questions (FAQ) :

Industry size for protective relay surpassed USD 2.5 billion in revenue in 2023 and is set to expand at over 5% CAGR from 2024 to 2032 attributed to the ongoing grid modernization and smart grid initiatives globally.

Low-voltage protective relay industry size is anticipated to grow at over 5% CAGR from 2024-2032 owing to the extensive usage in residential and commercial applications for protecting electrical systems at voltages typically up to 1 kV.

Asia Pacific held more than 30% revenue share of the protective relay market in 2023 and is poised to exhibit robust growth through 2032 owing to rapid industrialization and urbanization, leading to an increased demand for electricity in the region

Some of the leading protective relay companies are FANOX ELECTRONIC, SL, Schneider Electric SE, Toshiba Corporation, Eaton Corporation Plc., ABB Ltd., Siemens AG, Schweitzer Engineering Laboratories, Inc., Larson & Toubro Limited, NR Electric Co., Ltd., and Rockwell Automation Inc.

Protective Relay Market Scope

Buy Now

Premium Report Details

  • Base Year: 2023
  • Companies covered: 15
  • Tables & Figures: 333
  • Countries covered: 21
  • Pages: 250
 Download Free Sample