Strong Points


The SURGYS G70 surge arrester is designed to ensure reinforced protection of single-phase and three-phase networks. It acts against industrial operation surges and surges owing to lightning.
This type of Surge Protective Device is particularly recommended in case of heightened risk of nearby lightning strikes.

Conformity to standards

NF EN 61643-11, IEC 61643-11


Item Number of poles Protection type Network type Rated voltage Size Select
49821720 2 Type 2 TN-IT 230 VAC 2 Modules
49821730 3 Type 2 TN-IT 400 VAC 3 Modules
49821740 4 Type 2 TN-IT 400 VAC 4 Modules


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 monitoring device.

End of service life indicator

Indicates internal components' end-of-life.

Resources & Documentation


Looking for product documentation?

Access product catalogues, operating instructions, technical documents, CAD files,  and more.

Help Support


 Installation, commissioning, maintenance, product selection, software updates: we can help!