OBO Bettermann 5240089 ISG N 220x45x35 black isolating spark gap

. For indirectly connecting operationally separate parts of the system in the event of lightning. Use in accordance with lightning protection equipotential bonding in accordance with DIN EN 62305/VDE 0185. With corrosion-resistant stainless steel connections. Suitable for installation indoors and outdoors as well as in damp rooms. Low maintenance thanks to long-lasting graphite technology. Particularly low rated response impulse voltage