Switchover device; upgrade kit f. 330bar system only for P21 Filter

Switchover device; upgrade kit for 330 bar system
Operating pressure conversion kit (retrofit) from 330 bar to 225 bar
including change-over device, safety valve 225 bar (optionally with TÜV), filling hose 1 m; filling valve with pressure gauge 225 bar.
Only for upgrading to P21 filter container (not possible on PE100)