Power Transformers – Performance and Reliability for Grid Transmission

High-capacity power transformers for substations, transmission grids, and industrial facilities.

RE-Tech supplies premium power transformers designed to meet the stringent technical, safety, and environmental demands of modern energy systems. Our transformers serve substations, industrial sites, and renewable energy installations requiring high power and exceptional reliability.

What is a Power Transformer?

A power transformer is a key component in transmission networks, used to convert high voltage levels up or down—typically 110 kV ↔ 20 kV. They are used at key distribution points like transmission grids, large substations, or industrial facilities where efficiency and safety are critical.

Benefits of Our Power Transformers:

  • Long lifespan and durability – designed for over 40 years of service
  • Energy efficiency – low losses, fully compliant with latest EU Ecodesign requirements
  • Environmentally friendly – available with biodegradable insulating oil
  • Tailor-made – always built to meet customer specifications
  • Reliable delivery – project-specific scheduling and support

Applications

  • 110/20 kV substations
  • Industrial sites
  • Solar and wind farms – part of our 80+ MVA renewable energy deliveries
  • Municipal and city grid infrastructure
  • Energy storage and BESS projects

Quality That Lasts for Decades

RE-Tech’s power transformers are built to the highest industry standards and thoroughly tested before delivery. Operational reliability is vital, especially in applications where downtime is not an option. Our deliveries include technical support and commissioning assistance when needed.

RE-Tech – A Trusted Partner for High-Power Solutions

With strong experience in transformer deliveries for demanding substation and renewable energy projects, RE-Tech is a dependable partner for even the most complex power infrastructure implementations. Trusted suppliers and short lead times ensure successful project execution.

Feature

Value

Power range

20–400 MVA

Voltage levels

110/20 kV (others on request)

Vector group

YNd11 (others on request)

Cooling

ONAN, ONAN/ONAF

Insulating oil

Mineral or biodegradable oil

Standards

IEC 60076, EN 50588