24V auto synchronizer for 3-phase generators with RS232/422 ports. ...

505E digital governor for single-valve steam turbines, with RS232/422 communication ports. ...

505E digital governor for single-valve steam turbines, with RS232/422 communication ports. ...

505E digital governor for steam turbine speed control, equipped with RS232/422 communication ports. ...

505E digital governor for steam turbine speed control, with RS232/422 communication ports. ...

505E digital governor for single-valve steam turbines, LCD display & RS232/422 communication ports. ...