Products

From professionals – to professionals. Our goal is to enhance and improve our portfolio to meet customer needs and market potential.


Over the years, Nortroll has established a very strong brand. Our three recognised product lines are listed to the right.

LineTroll

Fault Passage Indicators to locate short circuit and earth faults.

CableTroll

Fault current indicators for the underground medium voltage distribution network (6-36kV).

ComTroll

A modular system with different building-blocks allowing the utilities to tailor-make a system.

INTERNATIONAL

Norwegian coming soon...

Our expertise

A bit of history, a feel for heritage.

Our expertise and our work has been our passion since the beginning. In 1977 Jostein Gjermstad introduced the ground-breaking invention, KBX-1,the first fully electronic MV fault current indicator  in the world. Ever since Nortroll has developed devices and configured systems aimed at helping the utilities to manage their networks smarter, safer and more cost-efficiently. Our solutions stand for stability and reliability.

Wherever on earth, whatever the climate, whatever the challenge - we help you to keep your power outages short. Your customers' energy is our concern!

Services

We offer professional help in setting up a system that will help you reach your goals in a cost efficient way.

Distributors

We have distributors in over 40 countries. Click the map for contact information.

© Nortroll

Design & development: CATCH