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 120/277V AC Maximum Number of Padlocks 1 Overall Height 0.95 in Overall Length 0.63 in Overall Width 0.95 in For Maximum Switch Width 0.65 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