Overview
- Retailers are pushing steeply discounted bundles that pair panels with storage, including a 1,000 W set with a 2 kWh Growatt battery for about €800, a 2,000 W kit with Anker Solix 3 for €1,217, and a 1,920 W package with the same Anker storage for €1,399.
- Journalists report that battery prices for >2 kWh units fell near €300 since late 2024, which makes storage economical for many buyers after years when it rarely paid off.
- Adding a 2 kWh-class battery typically lifts self-consumption from roughly 30–50% to around 60–85%, so more midday solar is used in the evening instead of flowing to the grid for free.
- Modern systems are modular and feature-rich, with examples like Anker’s Solix 3 offering four MPPT inputs for up to eight panels, expandable capacity to 16 kWh, smart‑meter control, and emergency power, while plug‑and‑play units like Solakon ONE add weatherproof IP65 designs.
- Rules still cap household feed‑in from microinverters at about 800 W and require registration in the Marktstammdatenregister, and independent tests stress that metering accuracy and control software often decide real‑world results and payback.