Our Flash Protection Labels and Signs can be used to warn qualified persons of potential electric arc flash hazards in areas that are likely to require examination, adjustment, servicing or maintenance while energized. All markings are located where they will be clearly visible. Labels are self-sticking and are ideal for switchboards, panel boards, industrial control panels and motor control centers. It meets NFPA standards.National Electric Code 110.16 Flash Protection: Switchboards, panel boards, industrial control panels and motor control centers, in other than dwelling occupancies, that are likely to require examination, adjustment, servicing or maintenance while energized, shall be field marked to warn qualified persons of potential electric arc flash hazards. The marking shall be located so as to be clearly visible to qualified persons before examination, adjustment, servicing or maintenance of the equipment.