With the Reserva Pro high-voltage battery storage system, Fronius expands its portfolio with a modern energy storage solution for residential and small commercial applications. The modular system is based on compact battery modules with 3.98 kWh each. Up to 8 modules can be combined per unit, while up to 4 parallel units allow total storage capacities of up to 127.6 kWh.
The innovative cable-free stacking concept ensures quick and easy installation. Combined with the Fronius GEN24 Plus and Verto Plus hybrid inverter series, the Reserva Pro creates a perfectly coordinated energy solution from a single source – engineered and manufactured in Austria.
Product Advantages
- Cable-free stacking concept
- Total capacities up to 127.6 kWh possible
- Flexible scalability through parallel units
- Certified battery safety according to VDE 2510-50
- Optimally matched with Fronius GEN24 Plus and Verto Plus
Technical Specifications
- Usable battery capacity: 19.9 kWh
- Battery type: High-voltage storage
- DC nominal voltage: 354.2 V
- DC charging current: 50 A
- Expansion timeframe: under clarification
- Battery modules per unit: 3 to 8
- Parallel units: up to 4
- Cell chemistry: LFP (Lithium Iron Phosphate)
- Communication: RS485
- Protection class: IP65
- Dimensions: 1080 × 579 × 440 mm (H × W × D)
- Weight: BMS + base approx. 13.5 kg, each battery module approx. 36.0 kg, total weight approx. 198.0 kg
Compatible with
- Fronius GEN24 Plus
- Fronius Verto Plus
Scope of Delivery
- 1 × Fronius Reserva Pro BMS
- 5 × Fronius Reserva Pro Battery Modules
