Fronius Reserva Solar Battery - Modular High Voltage Storage 3.15 kWh
The Fronius Reserva 3.15 kWh revolutionizes residential solar energy storage with its ultra-flat design, just 176 mm deep. This high-voltage modular battery uses secure Lithium-Fer-Phosphate (LFP) technology and offers scalable capacity from 6.3 to 15.8 kWh depending on your needs.
Key features
- Modularity: Expandable up to 4 systems in parallel
- Compactness: Can be installed in confined spaces
- Performance: High voltage for optimum yield
- Safety: VDE 2510-50 certification, IP65 protection
- Durability: 10-year warranty, LFP technology
- Compatible with Fronius GEN24 inverters for lossless DC coupling, this intelligent storage solution fits perfectly with your existing solar installation.
Product available soon, arriving early October.
FRONIUS RESERVA
High-voltage energy storage battery - 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
Data sheet
- Width
- 780 mm
- Height
- 860 mm
- Thickness
- 176 mm
- IP protection
- IP65
- Standard warranty (years)
- 10 years
- Humidity
- 5 % à 95 %
- Battery Voltage Range
- 185,6 - 227,2 V
- Weight
- 86.5 kg
- Number of modules
- 2
- Maximum operating altitude
- 2000 m
- Rated voltage
- 204,8 V
- Compatible inverters
- Fronius hybrid inverter
- Parallel operation
- Up to 4 batteries
- Maximum output current
- 32 A
- Cell technology
- LFP (LiFePO)
- Certifications and approvals
- IEC62619:2022 ; CE ; VDE 2510-50 ; IEC62477-1 ; UN38.3
- Ambient temperature range
- -20 to +55 °C
- Useful capacity
- 6.31 kWh
- Interfaces
- RS485
- DC connection technology
- 4 x Amphenol
Specific References
- UPC
- 768563822964
- EAN13
- 0768563822964
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Fronius Reserva Solar Battery - Modular High Voltage Storage 3.15 kWh — Lithium battery
Fronius Reserva Solar Battery - Modular High Voltage Storage 3.15 kWh by Fronius is available in our Lithium battery catalog. Technical specifications: width: 780 mm, height: 860 mm, thickness: 176 mm, ip protection: IP65 , standard warranty (years): 10 years, humidity: 5 % à 95 %, battery voltage range: 185,6 - 227,2 V, weight: 86.5 kg, number of modules: 2, maximum operating altitude: 2000 m, rated voltage: 204,8 V, compatible inverters: Fronius hybrid inverter, parallel operation: Up to 4 batteries, maximum output current: 32 A, cell technology: LFP (LiFePO), certifications and approvals: IEC62619:2022 ; CE ; VDE 2510-50 ; IEC62477-1 ; UN38.3, ambient temperature range: -20 to +55 °C, useful capacity: 6.31 kWh, interfaces: RS485, dc connection technology: 4 x Amphenol. Product weight: 86.5 kg.

