480/600V Single/Multi-Pole Breaker Lockout, Pack of 50

Single/Multi-Pole Breaker Lockouts from Ideal feature a new blade design that provides tighter grip with less torque on thumbscrew. Uses thumbscrew to clamp lockout securely on to switch tongue, then pull cover over thumbscrew and lock in place to prevent clamp from being loosened. Can be Snap-On mounted.