Breaker Lockouts Enhanced device will lock out out most single pole circuit breakers. Accepts up to 9/32" shackle diameter lock. Provides secure locking protection. Easy to install. Patent No. 5 122 624
Prinzing 3-Phase Breaker Lockouts 3-Phase Breaker Lockout is designed to lockout a wide range of three-phase breaker handles up to .8" thick and 3" wide
Single Pole Circuit Breaker Lockouts Locks out most major brand breaker switches (except Federal Pacific and most other 277 volt breakers)