Overview
- Kleines Kraftwerk lists a 2,000 W set with Anker SOLIX Solarbank 3 E2700 Pro for €1,289 including a smart meter, Solarway sells a comparable bundle from €1,197 with code, and Yuma advertises €1,189 with free shipping.
- Lower-cost options expand access: Powerness offers a four‑panel package with Anker Solarbank 2 Pro for €879 with pickup or €1,059 delivered after code, while a 900 W Kleines Kraftwerk set with Solarbank 2 Pro is €1,099.
- Anker’s SOLIX Solarbank 3 provides about 2.7 kWh of storage with an integrated inverter adjustable up to 1,200 W, IP65 weather protection, four MPPT inputs and expansion potential to roughly 16 kWh.
- A six‑month EcoFlow balcony‑storage review measured 69–75% efficiency at 150–250 W improving to about 80–83% above 500–800 W, noted mandatory cloud use and a paid dynamic‑tariff feature, and reported pledged security fixes plus a Home Assistant beta.
- Retailer calculations claim payback periods from roughly 1.5 to over 4 years, with outcomes shaped by solar yield, consumption patterns, tariff choices and how storage boosts self‑consumption.