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Balcony Power Plant with doitBau DB390FLEX 390W Solar Module
A balcony power plant with a capacity of 390 W, consisting of a doitBau DB390FLEX solar module and a Hoymiles HMS-500 micro-inverter.
The doitBau DB390FLEX is an ultra-light, flexible solar module weighing only 6 kg and with a total thickness of just 2 mm. It is ideal for roofs, balconies, and even curved surfaces—anywhere traditional glass modules reach their limits.
Thanks to its fully black design (Full-Black), the module integrates elegantly and unobtrusively into any environment. It offers an impressive efficiency of 21% with 390 W on just about 2 m² of space—even in low light conditions due to optimized cell structure and shadow optimizer.
The module is waterproof (IP68), walkable, and extremely durable thanks to its robust 5-layer material composite—ideal for long-term use.
Product Features of the Solar Module:
Ultra-light & flexible: Only 6 kg weight, 2 mm thick, bendable
Powerful: 390 W nominal power on a compact area (1110 × 1775 mm)
High Efficiency: 21% module efficiency
Low Light Optimization: Excellent performance in diffuse light
Elegant: Full-Black design (black front and back)
Waterproof & robust: Protection class ≥ IP68, walkable, 5-layer construction