BMS + Base Fronius Reserva - Modular High Voltage Solar Battery 6.3-15.8 kWh
The Fronius Reserva BMS and base form the heart of the most compact high-voltage solar energy storage system on the market. This modular solution offers scalable capacity from 6.3 to 15.8 kWh with a depth of just 176 mm.
Highlights :
- Ultra-secure lithium-iron-phosphate (LFP) technology
- Compatible with Fronius GEN24 Plus inverters
- Up to 4 batteries can be expanded in parallel
- IP65 protection and VDE 2510-50 certification
- Intelligent monitoring via Solar.web platform
- 10-year manufacturer warranty
Ideal for maximizing residential solar self-consumption with minimal space requirements and exceptional reliability.
Product available soon, expected in early October.
FRONIUS RESERVA
BMS & Base for high-voltage energy storage batteries - Intelligent modular solution
The ultra-compact, scalable solar storage solution that revolutionizes your energy independence
Product overview
The Fronius Reserva revolutionizes residential solar energy storage thanks to its ultra-slim design and advanced high-voltage technology. This modular battery offers an intelligent storage solution that adapts perfectly to your energy needs, with particularly efficient DC coupling.
At just 176 mm deep, the Reserva system is easy to install in the tightest of spaces, even behind a door or in a cramped equipment room. Its high-voltage technology optimizes the profitability of your photovoltaic system.
Key benefits
|
Modularity & scalability - Capacity : | 6.3 to 15.8 kWh - Up to 4 batteries in parallel - Flexible extension |
Maximum efficiency - High-voltage technology - Lossless DC coupling - GEN24 Plus compatible |
Enhanced safety - Full certifications - Secure LFP technology - IP65 protection |
Technical specifications
Complete range
General specifications
Technology: Lithium Iron Phosphate (LFP)
Maximum current: 32 A (limited by inverter)
Parallel operation: up to 4 Reserva batteries
Operating temperature : -20°C to +55°C*
Humidity range: 5-95%.
Maximum altitude: 2,000 m
Installation: Protected indoor and outdoor areas
Protection rating: IP65
Interfaces: Modbus (RS485)
DC connection: 4x Amphenol
Warranty: 10 years
*Depending on temperature, charge/discharge capacity may be limited
Certifications and compliance
- IEC62619:2022 - Safety of lithium batteries VDE
- 2510-50 - German safety standard
- IEC62477-1 - Power electronic equipment
- UN38.3 - Transport of lithium batteries
- CE - Conformité européenne
Fronius Innovation & Technology
One-stop service
Fronius now offers a complete ecosystem for 24 hours of sunshine. The Reserva integrates seamlessly into your existing photovoltaic system, with a single point of contact for service and maintenance.
Integrated intelligent monitoring
- Solar.web platform for comprehensive monitoring
- European data security - Exclusive storage on European servers
- GuaranteedRGPD compliance
- Unified technical support from the Fronius team
Optimum compatibility
- Compatible inverters: Fronius GEN24 Plus (except Symo Hybrid)
- Perfect interaction between all Fronius equipment
- Maximum efficiency thanks to DC coupling
- Outstanding performance even during short periods of sunlight
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BMS + Base Fronius Reserva - Modular High Voltage Solar Battery 6.3-15.8 kWh — Lithium battery
BMS + Base Fronius Reserva - Modular High Voltage Solar Battery 6.3-15.8 kWh by Fronius is available in our Lithium battery catalog. Product weight: 25.0 kg. Reference: BMS + base-FRONIUS-Reserva.

