The MK3-USB allows for Victron VE.Bus devices to be connected to a computer via USB, so they can be configured, and firmware updates applied. This tool is primarily intended for installers, as it gives access to low-level functions and settings that are best left alone by end-users. The following products can be connected: Multi MultiGrid MultiPlus MultiPlus-II Quattro ECOmulti EasySolar EasyPlus Inverters with VE.Bus
