E 90 J fuse holders are the ideal solution for large systems, industrial plants and control circuits. They have been specially designed for the North American market. In accordance with UL 4248-8, they are available for voltage ranges up to 600 V and rated currents of 30/60 A. They are available as 1P, 2P and 3P versions. The versions with fuse blow indicator indicate the failure of a fuse with a visual signal. They can be secured with a padlock in the open position and with a seal in the closed position to ensure the safety of operators during maintenance.