Castell Iso-lok has introduced a range of miniature circuit breaker lockout devices that require no tools to install and will provide a safe and effective method for locking out most types of European circuit breakers.

The lockouts are unique as they require no tools for installation. They have a push button for fast and easy installation. The Tie Bar style also has a convenient thumb wheel to further enhance speed of application. It is available for single and multi-pole breakers.