Wylex RCBO 20A 30mA B Type NHXS1B20
 
20A 30mA SPswN B Curve 6kA Type A Miniature RCBO
 
Single module, Miniature RCBO. 20A B curve (MCB), 30mA Type A (RCD). Single pole with switched neutral. No miss busbar connection. Fits NM & NMX consumer units and NH L range Distribution Boards.