Multi-Pole Breaker Lockout, Circuit Breaker Lockout Type Tie Bar, For Circuit Breaker Type Multipole, For Maximum Padlock Shackle Diameter 9/32 in, For Voltage 120/277V AC, Maximum Number of Padlocks 1, Overall Height 1.87 in, Overall Length 2.25 in, Overall Width 2.6 in, Features Isolates and Secures Circuit Breaker Switches, For Use With Multi-Pole Breakers, Lockout Color Red, Lockout Material Polycarbonate, Maximum Temperature 170 Degrees F, Minimum Temperature -20 Degrees F