Electric vehicle charging technology has been in demand since the mid-19th century when electric vehicles (EVs) first appeared

NMEA 2000 (National Marine Electronics Association) cables and connectors for data communication between shipboard electronics are a plug-and-play industry standard for connecting marine instruments within ships, enabling multi-talk/multi-listening networks and causing no interference between devices.
Molex designs, manufactures and supports a complete line of open standard cables, cable assemblies, connectors, terminals and power supplies that support the NMEA 2000 system.

NMEA 2000 can protocol is a fieldbus, which has the advantages of strong anti-interference ability, no address concept for data communication, unlimited number of nodes and so on.