Assmann wsw a dio top mini din chassis mounting sockets assmann wsw a dio top04 this a dio top04 din socket chassis mount from assmann wsw is a vertical 4 pin socket with pbt material which can be used for pcb mounting manufactured with nickel plated contacts 12v dc nominal voltage 2a nominal current and 500momega minat 500v dc insulation resisatance assmann wsw a dio top04 4 pin din socket chassis mount