Master Lock Lockout Tagout Device, Rotating Electrical Plug Lockout Device, 220 to 550 Volts, Large, 488 APPLICATION: Best used for electrical lockout applications as part of a comprehensive OSHA compliant lockout/tagout safety program EASE OF USE: Patented rotating design allows for easier installation DURABLE DESIGN: Tough, lightweight, Zenex thermoplastic body withstands chemicals and performs effectively in extreme conditions PERSONAL SAFETY: The outlet lock surrounds the electrical plug and protects against accidental reconnection during maintenance and repair SPECIFICATIONS: For electrical plug sizes up to 3 in. W x 6 in. L with cord diameter up to 3/4 in.; Fits most 110 and many 220 volt plugs; Includes high-visibility labels in English, Spanish, and French; Safety padlock and hasps sold separately