The Deye RM002 is the 11-layer battery rack for the Deye BOS-A 7.68kWh high-voltage battery (DEYE-HV-BAT-BOS-A7680). It holds 10 modules plus one cluster control box (DEYE-CB002).
One rack takes a 76.8kWh cluster; two racks side by side take the 21-module maximum of 161.28kWh.