Avoid the accidental start-up of machinery and equipment with Plug Lockouts. Ensure that when items are being serviced or out of order, they're locked out with Plug Lockouts. Plug Lockouts provide a simple way to keep others safe from hazardous situations in the workplace. Use STOPOUT® StopPlug™ Lockout to secure plugs from accidental plug-in of power cord with a tamper-proof, universal octagon shaped device. Lockout/Tagout Wall Receptacle Plug Lockout Device Cover keeps outlet from being used. Keep multiple power sources locked out with one Multi-Power Electrical Plug Lockout Box. Secure Plug Lockouts with padlocks (sold separately) to stop access of electrical sources.