When you need to lock several systems in the same Lockout Tagout (multiple electrical LOTO, fluidic LOTO, both of them...), we offer padlock clusters consisting of safety locks and a lot of identical keys padlocks, where the keys is attached to the shackle.
A type RLock or ULock locking device is attached to the key to allow it to be locked on the corresponding panel.
There are safety locks with 3, 6, 9 or 12 padlocks spaces. They can be supplied with or without padlocks.