One Battery-Box Premium HVM is composed of 3 to 8 HVM battery modules that are connected in series to achieve a usable capacity of 8.3 to 22.1 kWh. Additionally, direct parallel connection of up to 3 identical Battery-Box Premium HVM allows a maximum capacity of 66.2 kWh. Ability to scale by adding HVM modules or parallel HVM stacks later.

• Capable of High-Powered Emergency-Backup and Off-Grid Functionality
• Highest Efficiency Thanks to a Real High-Voltage Series Connection
• The Patented Modular Plug Design Requires no Internal Wiring and Allows
  for Maximum Flexibility and Ease of Use
• Cobalt Free Lithium Iron Phosphate (LFP) Battery: Maximum Safety,
  Life Cycle, and Power
• Compatible with Leading 1 and 3 Phase High Voltage Battery Inverters
• Two Distinct Modules to Cover the Complete Range of System Sizes
• Highest Safety Standards like VDE 2510-50