Electrical lockout devices can help you facilitate electrical system shutdowns, when necessary. The lock out tag out (LOTO) or lockout tag is a safety procedure used in high voltage and low voltage applications. Valve lockout devices fit over a shutoff valve with a lockout padlock. Lockout hasps are small keychain-like clips that typically contain an identifying tag attached to a padlock. We also have safety tags and identification to help your company practice proper procedure should one of these lockouts become necessary at your workplace.