Altech 20A 1P Pole Thermal Magnetic Circuit Breaker, 42 V dc, 277 V ac V-EA. Reset Actuator Type: Toggle Switch. Overall Dimensions: 17.5 x 89.3 x 74.4mm. Overall Depth: 74.4mm. Tripping Mechanism: Thermal-Magnetic. Tripping Characteristics: Type C. Breaking Capacity at Maximum Voltage Rating: 10 kA. Terminal Contact Type: Screw. Break Time: Time Delayed. Overall Length: 17.5mm. Special Features: Medium Magnetic Trip Point, Relatively Long Thermal Trip Delay. Application: Appliances, Business Equipment, Control Circuit, Lighting, Low Inrush Motors, Wiring Protection. Circuit Breaker Type: MCB. MPN: 1C20UM