Lockout safety hasps are used to prevent machinery or electrical circuits from turning on while a worker is doing maintenance or repairs. A lockout hasp has 6 holes in which padlocks or combination locks can be inserted to protect workers from injury. We have circuit breaker lockout hasps, padlock hasps, lock labels and power cord lockout devices from all the top brands. Find the products you need to keep workers safe during machine repairs. For both safety and security, it makes good sense to put a lock on some things. For more, see our electrical lockout devices and lockout padlocks.