This Wylex NHXS1B20 RCBO is a new circuit breaker with a trip switch feature. It has a maximum amperage rating of 20A and a current rating of 16-30A. The device has one phase and one pole, with a instantaneous break time. The Wylex NHXS1B20 RCBO is suitable for wall and interior use, and has a screw terminal electrical connection. The device is made of ABS/plastic and plastic, and has a grey colour. It is a Type A mini circuit breaker with tripping characteristics of Type B, and is suitable for DIN rail and screw mounting styles. The control style is a switch, and the device has one outlet. The Wylex NHXS1B20 RCBO has an IP rating of IP20 and a voltage rating of 201-250V.