Engis provides mobile substation to Bromine Based Intermediates from ICL group for sewage care process. The substation includes air isolated LV Switchgear panel, gas insulated HV Switchgear panel and transformer between them. The substation design was based on customer specification. During the design and manufacturing phase the customer added changes and modification perform auditing at the manufacturer and participate in the FAT. The cooperation between the customer and manufacturer leads to mobile substation that answers all customer requirements and beyond.