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

Conformity to standards

NF EN 61643-11
IEC 61643-11


SURGYS D40 is available in X versions


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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