Circuit Breaker Lockout Devices – A main point of electrical isolation, these devices come in multiple shapes, sizes, and voltage capacities depending on organizational needs.

What to Look for in the Breaker Box Unless your home is very old and has never had its electrical service updated, it has 240-volt service from the street and into the main electrical panel as ...

It is a common practice to lockout and/or tagout control devices. In a nuclear power plant’s control room with its many analog controls, you might (for example) see red covers over specific switches.