Masterlock 491B/493B Grip Tight Circuit Breaker Lockout w/ Type Choice

Note: there are two versions of this product available. 491B is suitable for wide/tall breaker toggles and 493B is suitable for standard breaker toggles.

The easy way to lockout a circuit breaker - just apply this lockout, clip in place and attach a padlock to ensure that a breaker's switch can't be used during essential maintenance or other applications when a breaker must be powered down.

Each of these lockouts is narrow, allowing them to be attached on side-by-side breakers. They're made of hardened steel for use in demanding environments, and are certified for use in hazardous areas including explosive zone 2.

Key Features

• Two versions for use with wide/tall and standard breakers
• Innovative patented Grip Tight design ensures that the breaker is fully secured
• Adjust to breaker size with simple thumb turn before closing the clamping handle to fix in place
• Compact for easy transportation
• Single hole for attachment of a lock
• Constructed from powder-coated steel and reinforced polymer