NEOSURGE describes the surge protection developed in 2020 for the NEOLINE. A NEOSURGE module contains two identical boards for one sensor line each. A special circuit board was developed to protect the system bus line to the sensors, consisting of a coarse and fine protection for all external lines going out of the building. In module housings for mounting in the 19" cabinet of the signaling system on a standard rail. One NEOSURGE is sufficent for two strands NEOSUPPLY.