Horstmann Fault Circuit Indicator Navigator is a fully electronic indicator primarily designed for utility overhead lines of medium voltage and high voltage up to 69kV. It consists of black plastic housing with a clamping mechanism from stainless steel, a trans-parent cap, the indication unit with LED  and the electronic circuit encapsulated in resin compound.

Fault -Circuit Indicator for overhead lines
Navigator - LM

The Navigator-LM Short-Circuit Indicator is an electronic device which is designed for medium-voltage utility overhead lines.


Smart Navigator Fault Indicator

The SMART NAVIGATOR is an Overhead Faulted Circuit Indicator that is designed and engineered for Smart Grid – Distribution Automation applications.