Solid State Relay Market Outlook:
Solid State Relay Market size was over USD 3.8 billion in 2025 and is estimated to reach USD 7.7 billion by the end of 2035, expanding at a CAGR of 8.2% during the forecast timeline, i.e., 2026-2035. In 2026, the industry size of solid state relay is assessed at USD 4.1 billion.
The international solid state relay market is presently experiencing a shifting phase, which is fueled by the worldwide transition towards energy and electronics efficiency across different industries. Besides, as a silent enabler of modernized technology, solid state relays are increasingly supplanting conventional electromechanical relays by providing superior dependability, silent operation, and rapid switching speeds. According to an article published by the IFR Organization in September 2024, there have been 4,281,585 units operating in factories globally, which denotes a 10% increase. Besides, yearly installations also exceeded half a million units, and regionally, 70% of overall deployed robots have been installed in Asia, followed by 17% in Europe, and 10% in America. Therefore, solid state relays are indispensable in the modern landscape of industrial automation, which is uplifting the overall market globally.
Yearly Operational Stock of Industrial Robots
|
Years |
Stock in units |
|
2013` |
1,332 |
|
2014 |
1,472 |
|
2015 |
1,632 |
|
2016 |
1,838 |
|
2017 |
2,125 |
|
2018 |
2,441 |
|
2019 |
2,737 |
|
2020 |
3,027 |
|
2021 |
2,479 |
|
2022 |
3,904 |
|
2023 |
4,282 |
Source: IFR Organization
Furthermore, the aspect of high-power density and miniaturization, integration of smart features, advancements in thermal management, and tactical consolidation are also propelling the solid state relay market globally. As per an article published by the NIELIT Government in May 2022, there has been a modification in the Internet of Things (IoT)-based policy wherein internet-connected devices account for 12.5 billion, which has further surpassed human beings by 7 billion. In addition, these particular devices are further projected to surge, accounting for 26 billion to 50 billion in the upcoming years, thereby making it suitable for bolstering the market’s exposure across different nations. Besides, as per the February 2025 NASA Government report, the active thermal architecture (ATA) can optimize baseline thermal performance by more than 200%, which is also driving the overall solid state relay market.
