From 15th of June 2020 DCU6 (301000) Data Collector Unit is End of Sale. Stock of spare parts is discontinued.
Sufficient successor is DCU450 (301001). DCU450 is equipped with 8 NMEA bi-directional ports and could be extended up to 16 NMEA bi-directional ports by order of additional 8 NMEA ports kit.
DCU450 16 NMEA ports view
DCU450 is available for both MNS 34 and MNS 35.
MNS35 – full support since R4.2 with some improvements coming in R5.2
MNS34 – limited support, for details please contact @Wartsila Voyage Customer Support