protects your energizer from overvoltage if lightning strikes the fenceconsisting of a spiral lightning arrester and a spark gapTo prevent lightning damage, the fence cable must be routed through a lightning arrester with reactor coil and spark gap, before being connected to the energizer. Fixing must be done on the outside of the building, using non-flammable materials.This also applies to device combinations that operate via a mains adapter.screw-onMaterial: Galvanized metal
