8511 Rotating Electrical Plug Lockout The Master Lock No. 487 Rotating Electrical Plug Lockout Device accepts cords with up to 3/4in (19mm) diameter and an electrical plug up to 2-1/4in (57mm) diameter x 3-1/4in (83mm). Device surrounds the electrical plug and protect against accidental reconnection. For 120 volt plugs and many 240 volt plugs.
Miniature Circuit Breaker Lockout, Pin-out Toggles The Master Lock No. S2390 Miniature Circuit Breaker Lockout Device locks out most miniature ISO/DIN pin-out circuit breakers throughout the world. The patented device fits breakers with standard toggle openings 7/16in (11mm) or less and works with all Master Lock and American Lock safety padlocks and most hasps.
Miniature Circuit Breaker Lockout, Pin-in Toggles The Master Lock No. S2392 Miniature Circuit Breaker Lockout Device locks out most miniature ISO/DIN pin-out circuit breakers throughout the world. The patented device fits breakers with lockout holes on the outside of the switch and openings up to 1/2in (13mm) between lockout holes.

Miniature Circuit Breaker Lockout, Universal Fit The Master Lock No. S2393 Universal Miniature Circuit Breaker Lockout Device locks out most miniature ISO/DIN pin-out circuit breakers throughout the world. The patented device fits breaker toggle and can be tightened using screwdriver. Device works with all Master Lock and American Lock safety padlocks and most hasps.
S2394 Universal MCCB Lock The Master Lock No. S2394 Universal Miniature Circuit Breaker Lockout Device locks virtually all miniature ISO/DIN pin-out circuit breakers throughout the world. The patented device features a thumb turn dial screw for easy attachment, no tools required. Device attaches to circuit breaker and makes dial inaccessible in the locked position to prevent removal. Padlock can be applied horizontally or vertically.
491B The Mater Lock No. 491B Grip Tight™ Circuit Breaker Lockout Device fits wide or tall breaker toggles typically found on hi-voltage/hi-amperage breakers. The innovative patented Grip Tight™ design effectively locks out circuit breakers with a simple thumb turn and then close clamping handle for a tight grip on the toggle. Durable construction stands up in harsh environments and compact design is easy to carry and store.
493B The Mater Lock No. 493B Grip Tight™ Circuit Breaker Lockout Device fits standard height and tie-bar toggles typically found on 120 and 240 volt breakers. The innovative patented Grip Tight™ design effectively locks out circuit breakers with a simple thumb turn and then close clamping handle for a tight grip on the toggle.


Universal Wall Switch Cover The Master Lock No. 496B Universal Wall Switch Cover locks out both toggle and Decora™ switches. The patented design ensures switch stays locked on or off and hinges open for unobstructed normal operations of switch. Cover includes English/Spanish and English/French labels.



Slide-On CB Lock Our slide-on circuit breaker lockout can help keep employees safe while servicing machines and equipment, by securely locking out large-handle circuit breakers. It utilizes 3M™ VHB™ industrial bonding tape (included) to attach the mounting rail to the breaker panel; the slide-set and stop bar can be attached and removed repeatedly for multiple lockout situations. It works on up to 3 individual circuit breakers, including a variety of flip-lever switches.
Clamp-On CB Lock These clamp-on breaker lockouts are designed to offer easy installation without additional tools. The lockout tightens securely onto the switch tongue and prevents the clamp from being loosened. Available in 3 sizes for 120-260V, 480-600V and extra large circuit breaker switches with long sliding switch throws.
MULTI POLE CLAMP ON TIE BAR CB LOCK These universal multi-pole breaker lockouts are manufactured with durable, impact-modified nylon and are compatible with most two-or three-pole breakers with a tie bar. Each lockout clamps securely over its tie bar, and locks shut to prevent loosening.

Contact Us

  • Head Office: 2nd Floor, Al Dawa Pharmacy Bldng,
    Near NCB Bank,
           King Fahd Rd,
            Madinat Ummal, Dammam
            Saudi Arabia

  • Phone: +966 13 8055496

  • Phone: +966 13 8060033

  • Fax: +966 13 8060022

  • Email: sales@mdestsafety.com

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