Choose your region and language



Measurement and safety devices

Transformers are critical parts in the power grid. They need to be protected to limit the risk of damage caused by abnormally high current and overvoltage. To secure reliable and safe service conditions, Hitachi Energy provides a comprehensive range of measurement and safety devices, including the new generation of smart devices and cost-effective complete solutions that monitor transformer health and improve safety, reliability and efficiency, while minimizing environmental impact. 

Why Hitachi Energy?

  • More than 50 years of experience in manufacturing measurement and safety devices for transformers
  • Comprehensive product portfolio for distribution and power transformers
  • Wide range of smart devices for transformer smart monitoring
  • State-of-the-art technology
  • Global after-sales and customer support network

Our offering

Dehydrating breathers

Liquid level indicators

Temperature indicator

Pressure and flow devices

Integrated Measurement Relay – IMR

Monitoring systems


Fuses and fuse holders

Get to know more


Enabling Transformer intelligence for smart operations


Tap-changers and switches

Insulation components and materials

Mechanical components and valves

Composite insulation

Vacuum equipment and oil treatment plants

power plant engineer for substation
Contact us

Submit your enquiry and we will contact you