155G Series Heavy Duty Station Protector

Model: C-2378-35-G


The CNI 155G Balanced Gas Discharge Tube Protector is an economical choice for protecting copper pair voice-band and highs peed data circuits. The 155G utilizes a high-efficiency gas discharge tube for extended surge life with a Switch-Grade Fail-Short mechanism for thermal overload protection. 

The CNI C-2378-35-G can be used universally for POTS and high-speed data, such as ADSL, ADSL2+, VDSL, VDSL2, other xDSL protocols and high-speed Ethernet. The Model 155G is a reliable and economical choice for overvoltage protection of paired copper communications circuits that exceeds all Cat5 requirements.

Ordering information

Order number



155G Series Heavy Duty Station Protector


Balanced Protection

Reliability is improved by elimination of the air Back-Up-Gap (BUG)

Extended life

Quick response

High current handling

Compact, industry standard footprint