Fronius Reserva Pro Module 3.98 kWh Battery
Download datasheetSpécifications
| Battery chemistry | Lithium iron phosphate (LFP) |
| Capacity | 3.98 kWh |
| Dimensions h w d mm | 160 × 570 × 440 |
| Mpn | 4.240.390 |
| Recent offer at | 2026-10-20T05:05:56.257Z |
| Recent offer currency | EUR |
| Recent offer price | 1306.95 |
| Recent offer unit label | Unit |
| Voltage nominal | 70.84 V |
| Warranty product years | 10 |
| Weight kg | 36 |
Description
The Fronius Reserva Pro Module is a scalable high-voltage lithium iron phosphate (LFP) battery module designed for residential and commercial PV installations. With a usable capacity of 3.98 kWh per module, it can be stacked with other modules to build custom energy storage systems up to 32 kWh total.
The module operates at a nominal voltage of 70.84 V with an operating range of 55–80.3 V. It features IP65 protection, operates in ambient temperatures from –20 to +50 °C, and is compatible with Fronius Primo GEN24 Plus, Symo GEN24 Plus, and Verto Plus hybrid inverters. Communication is via ISO-SPI interface to the battery management system.
Weighing 36 kg with dimensions of 160 × 570 × 440 mm, this module is part of a modular European-manufactured system offering short supply chains and reliable availability. It carries a 10-year warranty at 80% state of health (SOH).
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