RIR Power Electronics Develops India's First 25 kV High-Voltage Thyristor Switch
RIR Power Electronics Limited has announced the successful development of India's first 25 kV-120 kA high-voltage thyristor switch, marking a significant technological breakthrough in domestic power electronics manufacturing. The innovation features indigenous 125 mm silicon-controlled rectifier technology and supports critical applications in defense systems, medical equipment, and directed energy technologies while advancing the Make in India initiative.

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RIR Power Electronics Limited has achieved a significant technological breakthrough by successfully developing India's first 25 kV-120 kA high-voltage thyristor switch. This milestone represents a major advancement in the country's power electronics manufacturing sector and demonstrates the company's commitment to indigenous innovation under the Make in India initiative.
Technical Innovation and Specifications
The cutting-edge capacitor discharge vertically integrated semiconductor switch marks a crucial step forward in India's power electronics capabilities. At the core of the system is a 125 mm silicon-controlled rectifier (SCR) capable of blocking voltages up to 8 kV, developed in India for the first time.
| Parameter: | Details |
|---|---|
| Voltage Rating: | 25 kV |
| Current Capacity: | 120 kA |
| Core Technology: | 125 mm Silicon-Controlled Rectifier |
| Blocking Voltage: | Up to 8 kV per SCR unit |
| Configuration: | Multiple SCR units in series |
| Testing Location: | High-voltage laboratory, Halol, Gujarat |
Applications and Market Impact
The product has been rigorously tested and qualified at the high-voltage laboratory within RIR Power's manufacturing facility in Halol, Gujarat. Designed for high-energy pulse power systems, the capacitor discharge switch can be deployed across critical applications including defense systems requiring controlled high-current pulses, advanced medical equipment, and precision directed energy technologies.
Make In India Alignment
The development directly supports the government's Make in India and Atmanirbhar Bharat initiatives, contributing to the nation's self-reliance goals in critical power infrastructure components. This innovation reduces dependence on imported high-voltage switching solutions and strengthens domestic manufacturing capabilities in the power electronics sector.
Leadership Perspective
Dr. Harshad Mehta, Non-Executive Chairman of RIR Power Electronics Ltd, emphasized the significance of this achievement: "We are proud to introduce the country's first 25 kV switch, an achievement built on decades of expertise in high-power semiconductors and a sharp focus on technology and efficiency. This milestone underscores our commitment to 'Make in India' and 'Atmanirbhar Bharat', while enhancing the supply chain resilience and advancing India's journey towards greater economic self-reliance."
This technological achievement positions RIR Power Electronics at the forefront of domestic high-voltage switching technology development and represents a significant step toward establishing India as a capable manufacturer of sophisticated power electronics components.
What is RIR Power Electronics' production timeline and capacity plans for scaling up manufacturing of these 25 kV thyristor switches?
How might this breakthrough impact India's competitive position in global defense and medical equipment export markets?
Which major Indian defense contractors or medical device manufacturers are likely to be early adopters of this indigenous technology?
































