©2026

EWS GmbH & Co. KG  •   Legal information  •   Privacy Policy
Your selection:
Your selection:
  • » Starting page
  • You are here:
  • » Photovoltaics

FAQ

Storage systems

  • What is the optimal size of battery storage system?
  • Do I need a battery inverter?
  • Where should the energy storage system be installed?
  • Are there different battery technologies?
  • Is it possible to retrofit my photovoltaic system with a storage system?
  • Is it possible to expand my installed battery system?
  • When do you recommend a battery storage system?
  • What is the maximum depth of discharge?
  • What is the effective storage capacity?