Single Pole Breaker Lockout Circuit Breaker Lockout Type Clamp-On For Circuit Breaker Type Single Pole For Maximum Padlock Shackle Diameter 9/32 in For Voltage 480/600V AC Maximum Number of Padlocks 1 Overall Height 1.59 in Overall Length 2.19 in Overall Width 3.25 in For Maximum Switch Width 1.5 in For Use With Internal-Trip Multi-Pole Breakers Single-Pole Breakers Includes Cleat Lockout Color Red Lockout Material Polypropylene Maximum Temperature 176 Degrees F