Siemens Sentron 5SY4 MCB Mini Circuit Breaker 4P, 20 A, 10 kA, Curve C. Tripping Characteristics: Type C. Rated AC Voltage: 400 V. Length: 70.4mm. Width: 76mm. Depth: 89.8mm. Terminal Contact Type: Screw. Application: Industrial, Plant Engineering. Special Features: Double Terminal Chamber, Time-Saving Replacement. Reset Actuator Type: Toggle Switch. MPN: 5SY4420-7