FeaturesSnap-on breaker lockouts are quick and easy to install just snap in place and apply lockDual cavities in the snap-on breaker lockouts accommodate different size switch tonguesThis lockout device isolates and secures circuit breaker switches to protect employees against electrical accidents during equipment maintenanceEquipping your employees with the proper lockout tools and warning devices can save lives, reduce lost employee time and cut insurance costsBrady® is a world leader in lockout tagout products and services offering industry expertise and a broad range of durable, easy to use lockout devicesFor use on square D NQO and other breakers that have a hole in the switch tongueJust align pins with hole and snap closedPins prevent switch from being thrown