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.
Locks out most miniature ISO/DIN circuit breakers through-out the world
Fits breakers with toggle openings 7/16" (11mm) or less
Works with all Master Lock and American Lock safety padlocks and hasps