GB-SL

  • ALL IN ONE
    Integrated design, beautiful appearance and scene integration
  • Maximum output
    100% unbalanced output, each phase; Max. output up to 50% rated power
  • Maximum connection
    Max. 10pcs parallel for on grid and off grid operation
  • More support
    Support storing energy from diesel generator
  • High voltage stack
    Modules are connected in series without cable connection, and high voltage platform improves system efficiency
  • Thermal management
    Temperature detection of key parts, cell, power plug-in, etc
  • Wide temperature operation
    The heating function is optional to meet the application scenarios with low temperature and no sense
SKU: GB-SL Category:

Description

The Deye GB-SL line is a big solar battery bank solution designed for residential and commercial renewable energy storage.

As a leader in new energy technology, Deye’s big solar battery bank leverages state-of-the-art innovations to provide a complete energy storage system.

With capacities ranging from 5kWh to 20kWh, the GB-SL big solar battery bank offers robust energy storage to enable self-consumption of solar power, while supporting seamless integration with the grid. The high-voltage Li-ion battery architecture ensures safe, reliable and efficient storage of energy from solar panels and the grid. Integrated battery management ensures optimal performance and long lifetime by actively balancing and monitoring individual battery cells.

As an all-in-one big solar battery bank, the GB-SL combines the battery system, hybrid inverter, and cluster controller into a single streamlined product. This integrated approach reduces overall system complexity while still providing flexible configurations to suit new or existing solar PV systems. The high-voltage platform improves system efficiency by minimizing power conversion losses. Multiple units can be paralleled for capacity up to 200kWh, delivering a modular and scalable big solar battery bank.

An innovative cooling system with temperature monitoring of critical components enables this big solar battery bank to operate in harsh environmental conditions up to 60°C. For extremely cold climates, an optional heating function ensures uninterrupted performance down to -20°C. This makes Deye’s GB-SL an ideal big solar battery bank for year-round operation.

With a sleek, modern design concealing smart features and advanced technology, the GB-SL big solar battery bank blends seamlessly into residential and commercial environments. Intuitive monitoring and control options give users insight into system performance, even allowing integration with home automation platforms.

As a leading brand providing state-of-the-art big solar battery banks, Deye enables homes and businesses to unlock the full potential of solar energy. The high-performance GB-SL line is designed specifically to store and manage renewable energy, delivering grid independence alongside environmental and economic benefits.

Technical Data

Model GB-S5K-EU GB-S6K-EU GB-S8K-EU GB-S10K-EU GB-S12K-EU GB-S15K-EU GB-S20K-EU
Battery Input Data
Battery Type LI-ION
Battery Voltage Range (V) 160~700
Max. Charging Current (A) 30 37
Max. Discharging Current (A) 30 37
Number of battery input 1
Charging Strategy for Li-Ion Battery Self-adaption to BMS
PV String Input Data
Max. DC Input Power (W) 6500 7800 10400 13000 15600 19500 26000
Max. DC Input Voltage (V) 1000
Start-up Voltage (V) 150
MPPT Range (V) 150-850
Full Load DC Voltage Range (V) 195-850 195-850 260-850 325-850 340-850 420-850 500-850
Rated DC Input Voltage (V) 600
PV Input Current (A) 20+20 26+20 26+26
Max. PV ISC (A) 30+30 39+30 39+39
No.of MPP Trackers 2
No.of Strings per MPP Tracker 1+1 2+1 2+2
AC Output Data
Rated AC Output and UPS Power (W) 5000 6000 8000 10000 12000 15000 20000
Max. AC Output Power (W) 5500 6600 8800 11000 13200 16500 22000
AC Output Rated Current (A) 7.6/7.3 9.1/8.7 12.2/11.6 15.2/14.5 18.2/17.4 22.8/21.8 30.4/29
Max.AC Output (Off-gird) Current(A) 8.4/8 10/9.6 13.4/12.8 16.7/16 20/19.2 25/24 33.4/31.9
Max. Three-phase Unbalanced Output Current(A) 13 13 18 22 25 30 35
Max. Continuous AC Pass through (A) 40 80
Peak Power (off grid) 1.5 time of rated power, 10 S
Generator input/Smart load/AC couple current (A) 7.6/40/7.6 9.1 / 40 / 9.1 12.2 / 40 / 12.2 15.2 / 40 / 15.2 18.2 / 80 / 18.2 22.8 / 80 / 22.8 30.4 / 80 / 30.4
Power Factor 0.8 leading to 0.8 lagging
Output Frequency and Voltage 50/60Hz; 3L/N/PE 220/380, 230/400Vac
Grid Type Three Phase
DC injection current (mA) <0.5%ln
Efficiency
Max. Efficiency 97.6%
Euro Efficiency 97%
MPPT Efficiency 99.9%
Protection
Integrated PV Input Lightning Protection, Anti-islanding Protection, PV String Input Reverse Polarity Protection, Insulation Resistor Detection, Residual Current Monitoring Unit, Output Over Current Protection, Output Shorted Protection, Surge protection, Arc Fault Circuit Interruption (AFCI optional)
Output Over Voltage Protection DC Type II / AC Type III
Certifications and Standards CEI 0-21, VDE-AR-N 4105, NRS 097, IEC 62116, IEC 61727, G99, G98
Grid Regulation VDE 0126-1-1, RD 1699, C10-11
Safety EMC / Standard IEC/EN 61000-6-1/2/3/4, IEC/EN 62109-1, IEC/EN 62109-2
General Data
Operating Temperature Range (℃) 40~60℃, >45℃ derating
Cooling Free cooling Smart cooling
Communication with BMS CAN
Warranty 5 years
Model GB-LM4.0
Battery System Data
Cell Chemistry LiFePO4
Module Energy (kWh) 4.09
Module Nominal Voltage (V) 102.4
Module Capacity (Ah) 40
Battery Module Qty in series.(Optional) 2 3 4 5 6
System Nominal Voltage (V) 204.8 307.2 409.6 512 614.4
System Operating Voltage (V) 179.2~691.2
System Energy (kWh) 8.18 12.27 16.36 20.45 24.54
System Usable Energy (kWh)1 7.36 11.04 14.72 18.4 22.08
Charge / Discharge Current(A)2 recommend 20
max 40
peak 50@2min
Working Temperature(℃) Charge:-20~55/Discharge:-20~60
Communication Port CAN2.0/RS485
Thermal Management Natural Cooling
Recommend Depth of Discharge 90%
Cycle Life 25±2℃, 0.5C/0.5C, 70%EOL≥6000
Warranty3 10 years
Certification CE / IEC 62619 / VDE 2510-50 / UN38.3
Other Data
Humidity 5~85%RH
Altitude (m) ≤2000
IP Rating of Enclosure IP65
Noise (dB) <55
Storage Temperature (℃) 0~35
Dimension (W/D/H,mm) 540*385*1100 540*385*1320 540*385*1540 540*385*1760 540*385*1980
Weight Approximate (kg) 137 176 215 254 293
Installation Location Floor Mount

[1] DC Usable Energy, test conditions: 90% DOD, 0.2C charge & discharge at 25°C. System usable energy may vary due to system configuration parameters.
[2] The current is affected by temperature and SOC.
[3] The warranty is due whichever reached first of warranty period or life cycle power.

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