The Multi-Pole Breaker Lockout is suitable for use with many major multi-pole breakers having tie-bar type switches. It is easy to install using thumbscrew that secures and locks tie-bar in place without the need of self-locking cable ties. It measures 9.070-in. x 3.500-in. x 3.500-in.The Multi-Pole Breaker Lockout is suitable for use with many major multi-pole breakers having tie-bar type switchesIt is easy to install using thumbscrew that secures and locks tie-bar in place without the need of self-locking cable tiesIt measures 9.070-in. x 3.500-in. x 3.500-in 44-783 UNIVERSAL MULTI- POLE LOCKOUT