Transformers for railway traction and electrical distribution for large-scale infrastructure.
Powering Critical Mobility and Infrastructure Networks
DeVoltrans Private Limited delivers reliable and high-performance transformer solutions for transportation and infrastructure projects, ensuring uninterrupted power supply across critical systems such as railways, metros, airports, highways, and urban infrastructure..
Modern transportation networks depend on stable and efficient power systems for traction, signaling, lighting, and control systems. Transformers play a vital role in enabling safe and continuous operation across these applications.
System Advantages
- Designed for continuous and mission-critical operations
- High reliability for public infrastructure systems
- Proven short-circuit withstand capability
- Compact and space-optimized designs for urban installations
- Enhanced safety with fire-resistant and environmentally friendly options
- High efficiency and low-loss performance
- Robust construction for vibration and harsh environments
- Compliance with IS / IEC / ANSI standards
- Tested in an NABL-accredited laboratory
Contact our engineering team to discuss your specific requirements.
Get in Touch →Our Capabilities
We design and manufacture transformers tailored for transportation and infrastructure environments, addressing key challenges such as:
- Continuous and mission-critical operation
- High reliability requirements for public systems
- Fluctuating and dynamic load conditions
- Space constraints in urban and indoor installations
- Safety requirements including fire protection and environmental compliance
- Harsh operating conditions including vibration, dust, and temperature variations
Transportation infrastructure demands dependable and low-maintenance power solutions capable of operating under diverse and demanding conditions.
Applications
- Railways and Metro Systems (traction substations, signaling, auxiliary systems)
- Airports and Seaports (terminal operations, lighting, ground systems)
- Highways and Tunnels (ventilation, lighting, traffic control systems)
- Electric Vehicle (EV) Charging Infrastructure
- Urban Infrastructure and Smart Cities
- Railway Electrification and Locomotive Systems
Technical Overview
| Voltage Class | Up to 400 kV |
| Power Rating | Up to 250 MVA |
| Frequency | 50 Hz / 60 Hz |
| Cooling Methods | ONAN / ONAF / OFAF |
| Insulation Fluid | Mineral Oil / Ester Oil (Optional) |
| Standards | IS / IEC / ANSI |
| Testing | NABL-Accredited Laboratory |
Why DeVoltrans
- Designed for mission-critical infrastructure applications
- Expertise in railway, metro, and EV-related transformer solutions
- Reliable performance under dynamic and cyclic loads
- Custom-engineered solutions for EPC contractors and infrastructure developers
- Focus on safety, efficiency, and long-term reliability
Relevant Products

Power Transformers
DeVoltrans Private Limited manufactures high-capacity power transformers designed for reliable and efficient operation across national and regional transmission networks. Engineered using advanced design methodologies and premium-grade materials, our transformers deliver superior electrical performance, high thermal stability, and robust mechanical strength. Each unit is customized to meet specific project requirements and complies with internationally recognized standards. Designed for long service life and dependable performance under demanding grid conditions, DeVoltrans transformers are ideal for utilities, power generation plants, substations, and large-scale industrial applications.
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Special Transformers
DeVoltrans Private Limited offers a comprehensive range of Special Transformers engineered for applications where conventional oil-filled transformers are insufficient. Designed to address unique electrical, thermal, and mechanical challenges, each unit is custom-built to meet specific operational requirements. Our special transformers are developed to withstand harmonic distortions, fluctuating loads, and demanding environmental conditions, ensuring optimal performance, durability, and efficiency across critical industrial and infrastructure applications.
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