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Modular Energy Storage System

SigenStack

Sigenergy's latest modular BESS solution, SigenStack, offers a flexible, reliable and scalable option for commercial applications. Its innovative modular design simplifies site selection, system placement and installation. With complete pack-level safety management, everything is under control.


SigenStack
Innovative modular BESS with unparalleled safety precision and cost-effectiveness


Modular Design &
stackable installation

12 kWh per module, flexible deployment, precisely meeting project needs to cut investment and redundancy.

Easier installation, no need for cranes or other special installation equipment. Stack and play with no complex wiring between modules.

Automatic device networking enables ultra-fast commissioning of the entire system.





Less footprint,
lower noise operation

The batteries are lightweight and compact, providing greater convenience for transportation while eliminating the need for special foundation.

Higher energy density requires less footprint, so you can install in more places with greater confidence.

Smart Air Cooling technology dynamically controls fan speed based on operating environments to achieve lower noise operation than traditional solutions.


Pack-level Safety
Protection

These 6 layers of protection inside each battery pack redefine system safety: Smoke sensor, full-coverage temp. detection, high-temp. resistant insulated pad, insulation and heat isolation layer, a decompression valve and a fire extinguishing kit.

Granular fire suppression per 12 kWh, with faster and more precise thermal runaway control than traditional fire suppression solutions.

Innovative DC Coupling

Lower CAPEX, free from PV inverter, extra AC combiner or MV station, etc. A simpler system with fewer devices and points of failure always leads to higher availability.

As a DC-coupled solution, SigenStack improves round-trip efficiency by up to 2% compared to traditional AC-coupled solutions where energy is lost due to AC/DC conversion and extra cables*.

*Refer to solar+storage scenario





SigenStack

Battery type LiFePO4
Cell capacity 314 Ah
Totoal energy capacity per module
12.06 kWh
Nominal charge / discharge rate 0.5 C
Max. charge / discharge rate 1 C
System configuration quantity range 4 ~ 21
Max. number of modules per stack 7
Noise <65 dB
Dimensions (W / H / D)
770 / 300 / 363 mm
Ingress protection rating
IP66
Compatible inverter
Sigen C&I Hybrid Inverter Series
Compatible BC
SigenStack BC Series


See Datasheet







C&I Inverter






SigenStor


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