Transformers & Reactors

Mahati delivers high-performance, globally compliant power solutions, catering to utilities, industries, and infrastructure projects worldwide. Our transformers and reactors are engineered for precision, efficiency, and seamless grid integration, meeting international quality standards and performance benchmarks.

EHV Power Transformers

Up to 400 kV, 500 MVA

Mahati’s Extra High Voltage (EHV) Power Transformers are built for large-scale transmission networks, ensuring efficient energy transfer with minimal losses.

    • Utilities & Grid Operators: Reliable high-voltage power flow across extensive networks.

    • Industrial Power Distribution: Supporting energy-intensive operations with stable voltage regulation.

    • Substation & Renewable Energy Integration – Designed for seamless connectivity with solar, wind, and hydro projects.

      Our EHV transformers comply with global transmission standards and are tested for maximum operational efficiency. Ideal choice for power grids, substations, and industrial energy infrastructure worldwide.

Distribution Transformers

Up to 5000 kVA, 33 kV

Mahati’s distribution transformers ensure safe and efficient power delivery, stepping down high-voltage transmission for residential, commercial, and industrial applications.

    • Low-loss design ensuring energy efficiency and cost savings.

    • Reliable insulation & cooling technology for operation in diverse climates and environments.

    • Custom-built options for international utility standards.

      These transformers are widely used in global energy networks, ensuring long service life and uninterrupted power distribution.

Furnace Transformers

Up to 65 MVA, 66 kV

Mahati makes ESR, EAF, SAF, MF Induction, LRF, 12/24 pulse and multiple secondary & speciality furnace transformers, ensuring consistent performance in varying conditions.

    • Steel & Metallurgical Industries:
      High-efficiency transformers for electric arc furnaces (EAF) and ladle refining furnaces (LRF).

    • Induction Heating & Smelting: Medium frequency and submerged arc furnace transformers designed for ferroalloy production and smelting.

    • Chemical & Heat Treatment Plants: Salt bath furnace transformers providing precise temperature control for industrial processing.

      Built for high overload capacity, rapid cooling, and superior voltage control, Mahati’s furnace transformers are trusted across global manufacturing hubs.

Dry-Type Transformers

Up to 15 MVA, 66 kV

Mahati’s dry-type transformers, Cast Resin and Vacuum Impregnated, offer fire-safe, maintenance-free power solutions for high-risk environments and indoor installations.

    • Cast Resin Transformers: Up to 15 MVA, 66 kV, designed for commercial infrastructure, airports, metro rail, and high-humidity environments.

    • Vacuum Impregnated Dry Type Transformers: Up to 10 MVA, 132 kV, ideal for renewable energy projects, oil & gas, and industrial automation.

    With superior mechanical strength, low partial discharge, and enhanced environmental resilience, Mahati’s dry type transformers meet stringent international safety regulations.

Reactors: Series and Shunt

Up to 220 kV

Mahati’s series and shunt reactors play a crucial role in grid stability, power factor correction, and harmonic filtering across high-voltage transmission networks.

    • Shunt Reactors :Absorb reactive power, optimising transmission efficiency and preventing overvoltage conditions.

    • Series Reactors: Current-limiting and harmonic filtering for industrial networks and renewable energy grids.

    Designed to enhance system stability, reduce power losses, and improve power quality, Mahati’s reactors are essential for modern high-voltage energy infrastructure worldwide.

Special Purpose Transformers

These include locomotive transformers, multiple-secondary IDT, high-voltage testing kits for large generators (1000 MV), flux testing equipment, and stator dry-out power supplies.

    • Autotransformers: Cost-effective voltage regulation solutions for step-up/down applications in industrial networks.

    • Inverter Duty Transformers: Designed to support 1, 2, 3, 4, or 5 windings, ensuring seamless integration with renewable energy projects, industrial drives, and advanced power conditioning systems.

    • Locomotive Transformers (Traction Transformers): Engineered for electrified railway systems, ensuring stable and efficient traction power in high-speed, freight, and metro rail networks globally.

    Each transformer is designed for high thermal endurance, low noise, and optimised efficiency, making it an ideal fit for energy-intensive international markets.

The Mahati Advantage

  • Designed to meet IEC, IEEE, and global grid regulations.

  • Precision engineering for energy-efficient, long-lasting solutions.

  • Decades of expertise in power systems across utilities, renewables, and heavy industries.

  • Tailored solutions to match regional voltage requirements and industry needs.