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Description

Product information

The Deye GB-W-Pack12-2-A3 is a high-performance high-voltage (HV) battery module that serves as a central component for scalable energy storage systems. With a gross capacity of 12.03 kWh per unit, it is specifically optimised for use with Deye high-voltage series hybrid inverters (such as the SG01HP3 series).

Thanks to its modular design, the GB-W system allows the storage capacity to be flexibly adapted to individual energy requirements. The modules are connected in series to increase the system voltage, which enhances the efficiency of the overall system and minimises conversion losses compared to low-voltage systems.

Highlights at a glance

  • High storage capacity: Provides 12.03 kWh of energy per module for a long-lasting power supply in the home or business.
  • Lithium iron phosphate technology (LiFePO4): Maximum safety and longevity thanks to thermally stable cell chemistry with high cycle stability.
  • Modular scalability: The system can be easily expanded by adding further modules to meet even greater energy requirements.
  • High-voltage efficiency: Operates in a high voltage range, which harmonises perfectly with modern three-phase hybrid inverters.
  • Integrated Battery Management System (BMS): Continuously monitors cell voltages and temperatures to ensure safe and optimised operation.
  • Easy installation: Well-designed plug-in and mounting system for quick commissioning and neat cabling.
  • High depth of discharge (DoD): Enables the efficient utilisation of stored energy down to a depth of approx. 90%.

Areas of application

The GB-W-12.03 module is the ideal choice for demanding storage scenarios:

  • Detached houses with a high degree of self-sufficiency
    • Storage of surplus solar power for use in the evening and at night.
  • Commercial energy storage
    • Setting up larger storage capacities for peak shaving or to optimise self-consumption.
  • Emergency power & Backup systems
    • Providing a reliable energy reserve for critical loads during power cuts in combination with Deye hybrid systems.

Installation & safety instructions

  • System control unit required
    • A suitable BMS control unit (controller) is absolutely required to operate the modules, as it handles communication with the inverter.
  • Proper installation
    • The battery should be installed on a level, load-bearing surface in a cool, dry place.
  • Observe the protection class
    • Although the system is robustly built, it should be protected from direct sunlight and extreme humidity in order to maximise the service life of the electronics.
 

FAQs on the Deye GB-W-Pack12-2-A3 battery module

What is the maximum number of modules that can be combined?

Depending on the system configuration.

  • As a rule, several modules can be stacked in a tower or connected in parallel. The exact maximum number depends on the capacity of the BMS control unit and the specifications of the inverter used.

Is the battery compatible with inverters from other brands?

Primarily optimised for Deye.

  • The best performance and easiest setup are achieved in combination with Deye hybrid inverters. For use with third-party systems, the compatibility of the communication protocol (BMS) must be checked in advance.

Do I need special tools for expansion?

Usually not.

  • The modules are designed for easy coupling. However, the manufacturer-specific connection cables and terminating resistors should be used, which are often included in the scope of delivery of the controller or modules.

What warranty does Deye offer on the modules?

Usually 10 years.

  • Deye usually grants a 10-year performance warranty on its LiFePO4 storage systems or a certain number of cycles (whichever occurs first).


Scope of delivery

  • 1 x Deye GB-W-Pack12-2-A3 battery module
  • Note: GB-W-PDU-2, GB-W-Base and Top Cover are also required for a complete storage system.

 
Properties
Battery technology: LiFePO4
Charge/discharge current (rated value): 230 A / 230 A
Communication: CAN / RS485
Cycle life: ≥ 6,000 cycles (at 25 ± 2 °C, 70% EOL)
Dimensions (W x D x H): 690 x 436 x 270 mm
Operating temperature (charging): 0 °C to +55 °C
Operating temperature (discharge): -20 °C to +55 °C
Permissible humidity: 0% - 85%
Protection class: IP20
System capacity (rated value): 12.03 kWh
System nominal voltage : 51.2 V DC
Warranty: 10 years
Weight: approx. 93 kg
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