# Residential solar energy storage technology developments > Live situation record from CLSTR: https://clstr.news/situations/residential-solar-energy-storage-technology-developments > Updated: 2026-10-25T10:01:00.000Z. Sources: 6. Developments: 2. Developments in solar energy storage for balcony power plants have introduced new residential management options. Recent technical assessments highlight the Zendure SolarFlow 800 Pro 2, an all-in-one device featuring a 1,920 Wh LiFePO4 battery that is expandable up to 11.52 kWh. In comparative testing, the EcoFlow Stream 5000 was identified as a top performer, offering a 5,024 Wh capacity expandable to 90 kWh, though testers noted the actual usable capacity was approximately 12 percent less than advertised. Zendure has since introduced autumn promotions for various SolarFlow configurations, including the SolarFlow 2400 Pro and SolarFlow 1600 AC+. User testing of the SolarFlow 2400 Pro indicates the system can automate energy management via a Smart Meter to store surplus energy for nighttime use. While praised for build quality and ease of installation, reviewers noted challenges such as the unit’s weight of approximately 28 kg and the necessity for careful placement to prevent overheating. ## Timeline ### 2026-10-25: Zendure offers discounts on SolarFlow battery systems Zendure is offering significant discounts on its SolarFlow solar battery systems through November 2026, featuring automated energy management for residential solar setups. 3 sources. https://clstr.news/cluster/zendure-offers-discounts-on-solarflow-battery-systems ### 2026-10-18: Solar energy storage solutions for balcony power plants New solar storage solutions for balcony power plants include the Zendure SolarFlow 800 Pro 2 and the high-performing EcoFlow Stream 5000. 3 sources. https://clstr.news/cluster/solar-energy-storage-solutions-for-balcony-power-plants --- Cite as: Residential solar energy storage technology developments. CLSTR, https://clstr.news/situations/residential-solar-energy-storage-technology-developments