Tyco Electronics W91-X112-50, 277 Volt AC, 50 Amp, 1-Pole Circuit BreakerCondition:* New Surplus Stock, No OEM Packaging. As Pictured. Additional Notes:* Terminal Configuration: 10-32 Stud* Actuator Type: Toggle* Circuit Breaker Type: Magnetic* Illuminated: No* Illumination Type: No Light* Panel Cutout Size: 0.75″ x 2.065″* Circuit Function: Series Trip* Number of Poles: 1* Operating Voltage(Volt AC): 277 Volt* Current Rating(A): 50 Amp* Interrupt Capacity: 5000 Amp @ 277 Volt AC* Trip Time at 200%(Seconds): 2.2 20* Mounting Options: 6-32 Mounting Threads* Product Height: 63.5mm(2.5 Inch)Tyco ElectronicsW91-X112-50