Strong Points


The SURGYS D40 surge arrester is designed to protect BT distribution circuits and equipment from transient surges. It acts against the surges of industrial movements and those due to lightning.


Monobloc design

Easy to install.

Plug-in module

Quick maintenance on end-of-life modules.

Remote signalling

With the remote signalling contact (plug-in) you can upload the alert to a supervisory device.

End of service life indicator

Indicates internal components' end-of-life.


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