It looks like the team have been busy developing some new battery and BMS tech. Having the internal cell data and temperature available on the BMS and the higher battery voltages completes the solution - also love the new screw fixings, so simple but so convenient!
https://www.victronenergy.com/upload/documents/Datasheet-Lithium-NG-batteries-12,8V-25,6V-51,2V-EN.pdf