Description
All-in-One Smart Solar Balcony Storage Kit – Plug & Play Energy for Every Home
The Marstek 2×B2500 balcony PV storage system offers a powerful, ready-to-install solution for residential solar. It combines two 1120Wh LiFePO4 battery modules (2240Wh total), 4×500W monocrystalline solar panels, an 800W micro inverter, and a 5-meter Betteri to MC4 cable for fast and safe grid connection. This is a pure plug & play kit designed for easy installation without extra tools or wiring.
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4×500W high-efficiency mono solar panels – optimized for performance and shading
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2×B2500 battery modules – 2240Wh total, 6000+ cycles, stackable up to 8960Wh
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800W micro inverter – dual input, EN-compliant, balcony-ready
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5M Betteri to MC4 cable – ready for safe grid connection
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All cables, tools & German user manual included
Product Features
Expandable Capacity up to 8.96kWh
The Marstek B2500 supports up to 4 stackable battery modules, reaching a total capacity of 8.96kWh. Simply stack the units—no tools required—and adjust your storage according to your solar energy needs. Perfect for balcony solar systems that require flexible energy storage.
4×500W High-Efficiency Solar Panels
Optimized for partial shading: These panels remain efficient even in low light thanks to reduced cell temperature and enhanced current flow. The full-glass backsheet design from the Aiko Dual-Glass “Black Hole” series not only boosts durability but also adds an elegant aesthetic to your setup.
99% Compatible with Micro Inverters
Enjoy exceptional compatibility with all MC4 connectors, giving you the freedom to pair this system with nearly all major solar panels and micro inverters on the market. Whether expanding an existing system or starting fresh, the B2500 fits seamlessly. Even beginners can complete a self-DIY setup in just 15 minutes.
Smart App Monitoring
Step into the future of energy management with the intuitive Marstek app. Monitor energy consumption and solar production in real-time, track trends, and get smart energy-saving insights—all at your fingertips.
Built to Last – Indoors or Outdoors
Delivering reliable power for over 6,000 charge cycles, the B2500 features IP65 dust and water resistance. Easy to use on balconies, rooftops, garages, patios, or gardens. Plug & play operation: connect, charge, detach, or move in seconds—with no extra installation cost. Backed by a 10-year manufacturer warranty for nonstop performance.
Ideal for renters, balcony PV, garden sheds or tiny homes.
100% plug & play – no electrician required.
