There are hundreds of different circuit breakers found throughout the world each being a different size and shape. Before beginning maintenance these circuit breakers need to be isolated and locked and tagged out to ensure they cannot be accidentally reactivated while maintenance work is being undertaken.
Miniature Circuit Breaker Lockout (Red Tab) - Wide Toggles)
Locks out most miniature ISO/DIN circuit breakers throughout the world
Fits breakers with toggle openings 11mm to 13mm
Works with all Master Lock padlocks and lockout hasps and most other similar brands