Overview

• Anker’s SOLIX Solarbank 3 Pro is offered in 2,000 W Quattro bundles from roughly €1.34k–€1.40k at Kleines Kraftwerk with a free smart meter and shipping, adding a 2.688 kWh base battery expandable to about 16 kWh.
• Solakon launches its ONE modular storage at 2.11 kWh per unit (up to 12.66 kWh), with 900 W Duo sets now advertised from €839.99 and 2,000 W packages from €989.99, including an integrated inverter and app control.
• Growatt’s NEXA 2000 remains a price‑performance anchor in Quattro kits listed from €925 before shipping, offering 2.048 kWh base capacity, four MPPTs, IP66 weather rating, and expansion to about 8.192 kWh.
• Independent tests by home&smart currently rate Anker SOLIX 3 Pro at 95/100 and Solakon ONE at 94/100, citing strong usability, feature sets, and modular expansion for both systems.
• Guides highlight that users can legally power devices above 800 W by using SOLIX 3’s 1,200 W off‑grid outlet, while grid feed‑in remains capped at 800 W and PV module power may total up to 2,000 W under current rules.