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Best Balcony Solar Batteries

Storing balcony solar for the evening, within German and Austrian 800 W feed-in rules.

By Katrin BauerUpdated 16 September 202610 min read

Our researchMetered output over a full season on a south-facing Leipzig balcony

A balcony system without storage exports most of its production for nothing. With storage, the same panels can cover an evening's base load — provided the battery does not cost more than the electricity it will ever shift.

Our top picks

Anker SOLIX Solarbank 2Best overall

1. Anker SOLIX

Anker SOLIX Solarbank 2

Compliant, simple to install and the clearest consumption data of the systems we measured.

Storage
1.6 kWh (expandable to 9.6 kWh)
Micro-inverter
Integrated, 800 W
Inputs
4 × MPPT
Protection
IP65
Compliance
VDE-compliant 800 W feed-in

Pros

  • Simple plug-in installation
  • Meets the German 800 W limit out of the box
  • Clear consumption data

Cons

  • Heavy to lift onto a balcony
  • Needs a smart meter for best savings

Typical price €999 – €1,399 · Availability Strong in DE, AT, NL; growing elsewhere

Where to buy

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