I have left from my EV build:

6pc 12S2P Ioniq 38 (2020 )modul:

5,22 kWh
12s good for VICTRON MultiPLUS

300A peak discharge, ( 150A cont) 60A Charge.

Water cooling is possible.

It has BMS connectors, with Fuse 4A.
I can ship with BMS cable, and connectors.

Shiping in EU is possible, or pick up, AT/HU/SK/HR