Selection guide for surge protection in information technology

Choosing the right surge protection in information technology is particularly challenging due to the wide range of different interfaces. The STOP-IT (Selection Tool of Protection for Information Technology) selection guide from Phoenix Contact provides support in choosing your ideal surge protection solution.

STOP-IT selection guide

The table below contains surge protective devices for data, telecommunications, measurement and control, and wireless systems, e.g., for Ethernet, ISDN, TTY (4 - 20 mA), INTERBUS, and PROFIBUS.

  • The interfaces for which we recommend surge protection are listed in alphabetical order in the first column.
  • The suitable surge protective device for the interface is described in the second column. Each protective device has a link to the technical data of the product.
  • In the last column, application examples can be downloaded.
InterfaceSurge ProtectionApplication
KNX TT-2-PE/S1- 24DC
Kathodischer Korrosionschutz PT 2-F-ST
PT-BE/FM

FLT-SEC-T1+T2-2C-350/25-FM
InterfaceSurge ProtectionApplication
WLAN (2.4 GHz) CSMA-LAMBDA/4-2.0-BS-SET

CN-LAMBDA/4-5.9...

CN-UB-280DC-3-SB
WLAN (5 GHz) CN-LAMBDA/4-5.9…

CN-UB-70DC-6…
WiMAX (mobile) CN-LAMBDA/4-5.9…

CN-UB-70DC-6…

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