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eDevices with analog and digital output

Digitalization is set to enhance efficiency and reliability of power grids and digitally enabled transformers will play a key role in this. Moreover, a large number of installed transformers globally is approaching its expected end-of-life thus there is an increased need for better methods to see whether the transformers are still fit for use or need to be refurbished.

Our eDevices represent a comprehensive solution that enables continuous monitoring through 4-20mA and Modbus output of the most valuable transformer’s parameters like:


  • Air humidity
  • Gas accumulation
  • Liquid level
  • Winding and liquid temperature
  • Internal pressure
  • H2 and moisture gas detector

Why Hitachi ABB Power Grids?

  • When you choose a monitoring solution from ABB you are benefiting from over 100 years of experience in transformers
  • Comprehensive product portfolio for distribution and power transformers
  • Global after-sales and customer support network

Our offering

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