The part number for spare busbar / Replacment is EZ916BKIT.
The Copper comb busbar and can be cut to suit board configuration and is compatible with the easy EZ9 Series MCB's, RCBO's RCCB's and accessories
The Copper comb busbar and can be cut to suit board configuration and is compatible with the easy EZ9 Series MCB's, RCBO's RCCB's and accessories