Deye BOS-G 80 PRO high-voltage storage set 81.92 kWh

The Deye BOS-G 80 PRO high-voltage storage set is a reliable and high-performance storage solution for commercial applications and demanding private households. With a total capacity of 81.92 kWh, modular expandability and intelligent battery management, it meets high standards of safety, efficiency and flexibility.

Key features at a glance

• High capacity: 81.92 kWh gross storage capacity for large energy systems
• Usable energy: 73.73 kWh at 90 percent depth of discharge
• Flexible scalability: Up to 16 battery racks can be operated in parallel
• Intelligent control: Integrated BMS protects against overcharging, deep discharge, overcurrent and overheating
• Easy integration: Fast installation in 19-inch rack format

Efficient energy storage for modern projects

With its high voltage of 819.2 volts and a wide operating voltage range of 704 to 934.4 volts, the BOS-G 80 PRO offers an excellent basis for integration into existing energy systems. The lithium iron phosphate technology used ensures high safety, low self-discharge and a long service life.

Modular and customisable

The system architecture allows flexible expansion to up to 16 parallel battery racks and the AC parallel operation of up to 10 Deye inverters. This allows the system to be precisely adapted to increasing requirements and remains scalable in the long term.

Safe energy management

The integrated BMS continuously monitors the cell voltages, temperatures and states of charge. It actively protects against critical operating conditions and optimises the service life of the battery units through automatic cell balancing.

Who is the Deye BOS-G 80 PRO suitable for?

The high-voltage storage set is ideal for:

• Businesses with high energy consumption or emergency power requirements
• Large photovoltaic systems focusing on optimising self-consumption
• Private households with above-average energy demand
• Project developers needing a modular, certified high-voltage system

FAQs on the Deye BOS-G 80 PRO high-voltage storage set

What storage capacity does the BOS-G 80 PRO provide and how much of it is usable?

The set consists of 16 LiFePO₄ modules each with 5.12 kWh gross capacity. This results in a total storage capacity of 81.92 kWh. With 90% depth of discharge, around 73.73 kWh usable energy is available.

What protection and management functions are provided by the BMS?

The integrated battery management system continuously monitors and protects against over- and under-voltage, overcurrent, short circuit and temperature fluctuations. In addition, it ensures cell balancing and stable charging and discharging conditions.

Which electrical parameters are relevant?

• Operating voltage: 704 to 934.4 V
• Rated voltage: 819.2 V DC
• Continuous current: 100 A, peak discharge: 125 A

Is the system modular and expandable?

Yes, the modular concept allows the parallel operation of up to 16 battery racks and the integration of up to 10 inverters in the AC network.

What is the temperature range for operation?

• Discharge: from -20 °C to +55 °C
• Charge: from 0 °C to +55 °C

Scope of delivery Deye BOS-G80 PRO high-voltage storage set (81.92 kWh) with rack system

System composition

• This product is a set and consists of a rack system, a Deye BOS-G-PDU-2 high-voltage control box and 16 individual BOS-G-Pack5.1 battery modules.

Component 1: Deye rack system / battery cabinet

• A rack for accommodating the control box and the battery modules.

Component 2: Deye BOS-G-PDU-2 high-voltage control box

• The central control unit for communication, protection and system management.

Component 3 to 18: Sixteen Deye BOS-G-Pack5.1 high-voltage battery modules

• Sixteen high-voltage battery modules, each with 5.12 kWh.

Accessories and cabling

• Battery connection cables (plus & minus)
• Communication cables (CAN/RS485)
• Connecting bridges / Series connection cables
• Earthing cable
• Mounting accessories and installation instructions