7 Way Meter Cabinet Consumer Unit Main Switch 100A 7W Main switch only meter cabinet consumer unit Includes a 100A main switch with twin line and neutral supply terminals and a 100A insulated plug in busbar assembly Accepts all Starbreaker miniature final circuit protection devices; MCBs, RCBOs and AFDDs Accepts the Starbreaker miniature type 2 SPD, SBT2SPD3W/1 Constructed from a full metal enclosure with angled visor and is suitable for mounting upon 273mm fixing centres