Products

The Master Lock No. S2153 Installed Push Button and Rotary Switch Cover prohibits access to a switch or control. The cover fits both 30.5mm ...

The Master Lock No. S2390 Miniature Circuit Breaker Lockout Device locks out most miniature ISO/DIN pin-out circuit breakers throughout the ...

The Master Lock No. S2391 Miniature Circuit Breaker Lockout Device locks out most miniature ISO/DIN pin-out circuit breakers throughout the ...

The Master Lock No. S2392 Miniature Circuit Breaker Lockout Device locks out most miniature ISO/DIN pin-out circuit breakers throughout the ...

The Master Lock No. S2393 Universal Miniature Circuit Breaker Lockout Device locks out most miniature ISO/DIN pin-out circuit breakers throu...

The Master Lock No. S3068 Seal Tight™ Handle-On Ball Valve Lockout features durable aluminum & steel construction to defy corrosive envi...

The Master Lock No. S3080 Adjustable Ball Valve Lockout features durable, lightweight Zenex™ Thermoplastic material to withstand chemicals and e...

The Master Lock No. S30COVERS Extreme Environment Padlock Covers are designed for Master Lock Nos. S30, S31 and S32 Zenex™ Thermoplastic saf...

The Master Lock No. S31 Zenex™ Thermoplastic Safety Padlock features a 1-3/8in (35mm) wide plastic body and a 1-1/2in (38mm) tall, 3/16in (5mm) dia...

The Master Lock No. S31LT Zenex™ Thermoplastic Safety Padlock features a 1-3/8in (35mm) wide plastic body and a 3in (76mm) tall, 3/16in (5mm) diame...

The Master Lock No. S32 Global Zenex™ Thermoplastic Snap Lock Safety Padlock features a 1-3/8in (35mm) wide thermoplastic body and a 1-1/2in (38mm)...

The Master Lock No. S33 Global Zenex™ Thermoplastic Snap Lock Safety Padlock features a 1-3/8in (35mm) wide thermoplastic body and a 1-1/2in (38mm)...

The Master Lock No. S33 Global Zenex™ Thermoplastic Snap Lock Safety Padlock features a 1-3/8in (35mm) wide thermoplastic body and a 3in (76mm) tal...

The Master Lock S3500 Permit Control Station includes the S3501 Permit Display Case and the S3502 Wall Mount Group Lock Box. Permit display c...

The Master Lock S3501 Permit Display Case holds letter-size documents and other paperwork up to 11-3/4in x 16-1/2in (297 x 420mm). A clear, ...

The Master Lock S3502 Wall Mount Group Lock Box contains a 12-lock hand caddy and removable key cup. Includes 12 exterior lock holes for per...

The Master Lock S3650 Group Lock Box with Wall Mounting Bracket helps facilities manage the placement and movement of group lock boxes to pro...

The Master Lock S3821 Grip Tight™ Plus Circuit Breaker Lockout Device fits Miniature Circuit Breakers (120/240 V). Its lightweight, one-piece desig...

The Master Lock S3822 Grip Tight™ Plus Circuit Breaker Lockout Device fits Molded Case Circuit Breakers (480/600 V). Its lightweight, one-piece des...

The Master Lock S3823 Grip Tight™ Plus Circuit Breaker Lockout Device fits Oversized Handle Circuit Breakers (480/600 V). Its lightweight, one-piec...

The Master Lock No. S3900 Pneumatic Lockout Device features stainless steel construction for corrosion resistance and fits virtually all mal...

The Master Lock No. S3910 Pressurized Gas Valve Lockout Device fits virtually all valves up to 3in (76mm) diameter and works on valves with ...

The Master Lock No. S3920 Butterfly Valve Lockout Device locks out virtually any butterfly valve in just seconds with use of S806 adjustable...

The Master Lock No. S3921 Butterfly Valve Lockout Device and S806CBL3 Adjustable locking cable locks out virtually any butterfly valve in ju...