Type L door mounted, variable depth operating mechanisms feature heavy duty, all metal construction with trip indication. Operating mechanism can be padlocked in the Off position when the enclosure door is open. Handle assemblies can be locked Off with up to three padlocks, which also locks the door closed This long shaft works with the operating mechanism for a PowerPact M and PowerPact P circuit breaker. This long shaft will also work with the operating mechanism for the legacy LAL, LHL, Q4L, MEL and MXL circuit breakers. This long shaft will also work with the operating mechanism for the legacy MAL, MHL, NAL, NCL, NEL and NXL circuit breakers. This long shaft is UL Component Recognized and CSA certified