AC Coupled 261kWh–4.176MWh All-in-One Liquid-Cooling Energy Storage Cabinet Battery

AC Coupled 261kWh–4.176MWh All-in-One Liquid-Cooling Energy Storage Cabinet Battery

Power your operations with confidence using the GSL CESS-125K261 Liquid-Cooled All-in-One Energy Storage Cabinet—scalable from 261kWh up to 4.176MWh. Featuring an advanced liquid cooling system, integrated 125kW PCS, and high-density 314Ah lithium batteries, this AC-coupled solution is engineered for large-scale commercial, industrial, and utility-grade energy storage expansion.

Ideal for grid-connected or off-grid microgrid setups in factories, shopping centers, hospitals, and public facilities, the cabinet ensures exceptional reliability, safety, and space-saving efficiency. As a global energy storage cabinet supplier, GSL ENERGY offers OEM/ODM customization, fast deployment, and full international certification support.

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Model No	GSL-CESS-125K261
Battery Side
BatteryType	LFP314Ah
Cells series & parallel	260S1P(5*52S1P)
Battery Rated Voltage	832V
Voltage Range	728~936V
Battery Rated Energy	261.2kWh
Cooling Method	Liquid Cooling
AC Side
Rated Output Power	125KW
Output Power Current	180A
Rated Grid Voltage	AC400V
AC Access method	3P 3W+PE or 3P 3W+N+PE
Grid Frequency Range	50Hz/60Hz
THDi	≤ 3%( Full load )
Power Factor	-1 leading to +1 lagging
System Parameter
Maximum PCS Converter Effciency	98.6%
Configuration	MPPT (Optional)、STS(Optional)、PCS
Charge/Discharge Rate	≤0.5P (157A)
Cooling Method	Liquid Cooling
Operating Temperature	-30~ + 60℃
Relative Humidity	0%-95% (no condensation)
Altitude	4000m (>2000m derating)
lsolation mode	Industrial Transformer lsolation
IP Level	IP54
Cycle Numbers	8500@25℃0.5C/0.5C,90%DOD，80%EOL
Communication Interface	CAN/Ethernet/485
Dis play	LCD
Noise	<65dB (1m away from the horizontal position of the device)