Fronius Reserva Pro 3.98kWh Battery Module

The Fronius Reserva Pro 3.98kWh Battery Module is the stackable lithium iron phosphate (LFP) storage module of the Fronius Reserva Pro high-voltage battery. Three to eight modules are stacked on a base plate with a Reserva Pro BMS on top to build one tower of 11.9 to 31.9kWh usable energy, and up to four towers of the same capacity can run in parallel. The battery is DC coupled to a compatible Fronius hybrid inverter and, with a suitable backup configuration, supports backup power and black start.

Key specifications

• Usable capacity: 3.98kWh per module
• Nominal voltage: 70.84V (operating range 55 to 80.3V)
• Cell chemistry: lithium iron phosphate (LFP)
• Tower sizes: 3 to 8 modules per tower (Reserva Pro 12.0 to 32.0, 11.9 to 31.9kWh usable), up to 4 towers of the same capacity in parallel
• Compatible inverters: Fronius Primo GEN24 Plus (SC) for towers of 3 to 5 modules; Symo GEN24 Plus (SC) and Verto Plus for 3 to 8 modules
• Requires one Reserva Pro BMS with base plate per tower (sold separately)
• Dimensions and weight: 160 x 570 x 440mm (H x W x D), 36kg
• Installation: IP65 as an installed system, indoor and protected outdoor areas, -20 to 50°C ambient
• Certificates: VDE 2510-50, IEC 62619, IEC 62040-1, CE, RCM, UN 38.3
• Warranty: 10 years (75% state of health)
• CEC approved: Reserva Pro 12.0 to 32.0 on the Clean Energy Council approved battery list
• Model: Reserva Pro Module, item code 4,240,390

Suits

Fronius Primo GEN24 Plus, Symo GEN24 Plus and Verto Plus hybrid systems in large homes, commercial businesses and farms that need 12 to 32kWh of storage per tower.