• Remote signaling systems for fitting on Mersen fuses equipped with microswitch support: All square-body sizes AC 44 / 8x / 9x / 12x / 17x / 20x / 30x and DC 7x / 12x / 17x / 30x / 60x
• Permanent indication of fuse state: conductive / blown
• Manual resetting
• Standard and low electrical level with different insulation levels
• Vapor and water tight type for use in corrosive atmosphere