BOS system one, Solar Island Energy System

BOS system one

Technical data


The BOS system one is a pre-configured, pre-assembled standalone hybrid solar power system that is customizable to the needs and size of any project. It is scalable from a lithium battery capacity of 5 kWh up to 60 kWh by installing up to four enclosures together.
Configurable options are inverter output power, solar power, and AC power output as shown in the examplatory configurations in the tables. BOS‘ experts are available for consultation and planning customised system solutions.


Modular system configurations

Lithium battery capacity

5 to 10 kWh

Inverter output power

3 / 5 / 8 / 10

Solar power

Up to 11.5 kWp 

AC output

Single-phase 110 / 230 V

Lithium battery capacity

up to 10 kWh

Inverter output power

8 / 10 / 16 / 20 kVa

Solar power

Up to 23 kWp 

AC output

Single-phase 110 / 230 V

Lithium battery capacity

up to 60 kWh

Inverter output power

15 / 24 / 30 kVa

Solar power

Up to 34.5 kWp 

AC output

Single-  or 3-phase 230 / 400 V

General technical data

Nominal system voltage

48 V


Single-phase, 3-phase or split phase

Grid frequency

Pure sine wave, 50 / 60 Hz     


LiFePO4 Lithium modules

Operating ambient temperature

0 to 40 °C, with highest performance and battery lifetime at 0 – 25 °C

Operating location

Indoors, above 35 °C a room with temperature control is recommended

Single enclosure dimensions

560 mm length x 550 mm width x 1410 mm height, 1565 mm height with antenna attached

Number of enclosures connected

1 up to 4 enclosures combined into one system


Via GSM connection or a local network with LAN or WiFi

Protection features

AC- & DC Overvoltage, Overload, Overcurrent, Short circuit, deep discharge, Wrong polarity


7 years of the battery / 5 years of the electronics

Note: Changes to the products and the above specifications are subject to change anytime without notice. Please contact [email protected] for more information.
Consult with our
off-grid experts