A key storage device designed for large equipment lockout
■Each lockout point on the equipment allows for only one lock to ensure safety. Collect the keys and put them in the lockout box; then each authorized worker puts his own padlock on the box;
■At completion of the work, the workers need to remove their respective padlocks from this box to take the keys out of the box. Only after the last worker removes his padlock can all workers get their respective keys；
■Suitable for 12 or 20 workers to perform lockout concurrently. It is ensured that the group lockout box cannot be opened before the last padlock or hasp is removed and undone；
■Locked-out warning catchwords available in Chinese and English.