Overview
- Retailers and discounters have begun selling launch bundles that pair the new Anker SOLIX Solarbank 4 Pro with 2 kW or 4 kW mini‑PV kits, with Kleines Kraftwerk's Quattro‑XL package offered for about €1,799 in current promotions.
- The SOLIX 4 is a 5.024 Wh LiFePO4 home battery with four MPPT inputs, up to 5,000 W PV input, expandable to roughly 30.1 kWh, and it provides up to 2,500 W backup (3,600 W bypass) in tests and specs.
- Independent analyses and vendor calculators show a 2 kW module pack typically produces ~2,000 kWh/year while a 4 kW pack yields ~4,000 kWh/year, meaning a 4 kW array raises self‑consumption and can shorten payback by roughly 1–1.5 years in many cases.
- Aggressive pricing from specialists and discounters, plus free Smart Meter Gen2 add‑ons in bundles, is making combined PV‑plus‑storage systems materially cheaper than separate purchases and accelerating buyer interest.
- Regulatory basics remain unchanged: systems must be registered in the Marktstammdatenregister, feed‑in is effectively limited by 800 W inverter practice and low tariffs, so pairing larger PV arrays with storage and AI metering is the most economical route for many households.