Flat Copper Busbar System E-Cu Busbars Dimensions from 12 x 5 up to 120 x 10 mm. E-Cu Busbars E-Cu Busbars Length: 2400 mm/bar. Show products E-Cu Busbars Busbar Connectors For connecting busbars, no drilling required. Show products E-Cu Busbars Busbar cover sections For all-round encapsulation of the busbars. May be cut to the desired length. Show products E-Cu Busbars Post Isolator For configuring busbar systems with any given bar center distances and for assembling insulated PE or PEN busbars. Show products