Fronius Reserva battery module (3.15kWh)

Manufacturer FRONIUS
Manufacturer Item No. 4,240,370
Item No. 4240370
EAN 09007947678041
Quantity in ITF package 12 PCS
Fronius Reserva battery module (3.15kWh)
FRONIUS
New


Product information

Technical details
Degree of protection (IP) IP65
Allowable relative humidity 5 .. 95 %
Height 250 mm
Width 780 mm
Depth 176 mm
Weight 33.5 kg
Suitable for outdoor installation Yes
Suitable for indoor installation Yes
Max. depth of discharge 94.5 %
Emergency power compatible Yes
Ambient temperature -20 .. 55 °C
Nominal battery capacity 3.15 kWh
Low Voltage / High Voltage DC | High voltage (HV)
Usable battery capacity (kWh) 3.15 kWh
Advantages

The modular design allows flexible system expansion from smaller to larger capacities, making it easy to adapt the storage system to changing energy needs over time.

 

Lithium iron phosphate (LFP) technology provides high safety, long lifespan, and stable performance even under demanding operating conditions.

 

High depth of discharge up to 94.5% ensures maximum usable energy from the battery, improving overall system efficiency and return on investment.

 

Seamless integration with Fronius hybrid inverters enables optimized system performance, reliable operation, and simplified installation without compatibility issues.

Documents & certificates

Manufacturer information

Fronius International GmbH (Austria) develops solar inverters and storage solutions. Fronius Reserva is a DC-coupled high-voltage battery, optimized for use with Fronius GEN24 Plus and Fronius Verto Plus hybrid inverters. It delivers high efficiency, supports parallel expansion (up to 4 batteries), and comes with a 10-year warranty. Certifications: IEC 62619, IEC 62477, VDE 2510-50, CE, UN38.3.
 

Fronius is a well-established Austrian technology company known for its innovation and high-quality products. It operates in three core business sectors: Solar Energy, where they are a leading manufacturer of residential and commercial solar inverters; Perfect Welding, a division that develops advanced welding systems and solutions; and Perfect Charging, which specializes in intelligent battery charging technology for industrial and automotive applications. The company is committed to sustainable solutions and has a strong global presence, with its brand being synonymous with reliability and technological advancement in each of its markets.

Product description

The Fronius Reserva battery module (3.15 kWh) is an individual LFP battery block, designed as part of the Reserva 12.6 system (4 modules in total). Rated voltage: 102.4 V, usable capacity: 3.15 kWh, depth of discharge 94.5%. Module size: 250 × 780 × 176 mm, weight 33.5 kg. The system is suitable for indoor or protected outdoor installation (IP65), operates at −20 to +55 °C, and is compatible with Fronius GEN24 Plus and Verto Plus inverters. Up to 4 batteries can be connected in parallel to achieve larger capacities.