The Wylex SP+SN Miniature Type B Module (NHXS1B40) is a white, DIN-rail mounted RCBO with a maximum amperage of 40A. It has a tripping characteristic of Type B and operates with an on/off switch control style. Suitable for wall mounting in interior spaces, this ABS/plastic module is designed for instantaneous break time, with a voltage range of 201-250V and one outlet. Made by the trusted brand Wylex, this miniature module is a reliable and efficient choice for electrical protection and control in various settings.