Overview

• The Solarpaket I reforms in May 2024 raised the maximum feed-in limit to 800 watts and replaced grid-operator approval with simple Bundesnetzagentur registration.
• Installations of plug-and-play balcony PV systems doubled to over one million by mid-2025.
• Modern storage options such as the Growatt NEXA 2000 and Anker SOLIX series feature modular expansion, AI-driven energy management and IP-rated weatherproofing.
• At an average electricity price of €0.30 per kilowatt-hour, households can save €250–€500 annually, cutting payback periods to three–five years.
• Solarway, Kleines Kraftwerk, Powerness and Solakon now offer 2 kW balcony PV plus storage bundles for €679–€1,629.99, often with free shipping and limited-time discounts.