261kWh Liquid Cooling Energy Storage Cabinet with 125kW Power Output for Commercial Battery Storage Systems

Brand Name:	Wenergy
Model Number:	Stars CL261
MOQ:	Negotiable
Price:	Negotiable
Payment Terms:	L/C,T/T

Detail Information

Product Description

Detail Information

Rated Energy:

261kWh

Maximum Energy Efficiency:

≥90%

Operating Temperature:

-35℃~55℃(Derated Above 45℃)

Operating Humidity:

0%~95%RH (non-condensing)

Depth Of Discharge(DOD）:

100%

Auxiliary Power Supply:

Self-powered/External-powered

Highlight:

261kWh Energy Storage Cabinet

Liquid Cooling Battery Energy Storage System

125kW Power Output BESS

Product Description

261kWh Liquid Cooling Energy Storage Cabinet with 125kW Power Output

The Wenergy 261kWh Liquid-Cooled Battery Energy Storage System (BESS) delivers stable and efficient power support for commercial applications. This advanced liquid cooling energy storage system provides superior thermal management, extended battery lifespan, and consistent performance under demanding conditions.

High Efficiency & Energy Savings

261 kWh capacity with 90% round-trip efficiency
125 kW fast response charge/discharge capability
Wide DC voltage range: 728~936 V

Safety & Reliability

IP55-rated enclosure with advanced liquid cooling
Automatic electrolyte refilling system
Multi-layer safety protection including thermal runaway prevention, fire protection, aerosol suppression, and real-time alerts

Durable & Modular Design

Plug & play installation requiring no civil works
8,000+ cycles for extended operational life
Reliable performance in extreme temperatures (-35°C to 55°C)

Smart Integration

All-in-one system integrating battery, BMS, AC-DC converter, thermal and fire protection
Supports Modbus, IEC104, and MQTT protocols for seamless integration

Application Scenarios

The 261kWh liquid-cooled battery energy storage system provides commercial and industrial users with efficient, intelligent energy management solutions across multiple applications.

Commercial Peak Shaving: Store energy during off-peak hours and discharge during peak demand to lower electricity costs and improve efficiency.
Virtual Power Plant (VPP) Integration: Enable energy aggregation and smart grid interaction for flexible, intelligent power management.
Critical Backup Power: Provide reliable backup power for data centers, hospitals, and other critical facilities during outages.
Three-Phase Load Balancing: Stabilize power supply, reduce voltage fluctuations, and ensure steady industrial operations.

Technical Specifications

Model	Stars CL261
System Parameters
Rated Energy	261kWh
Maximum Energy Efficiency	≥90%
Operating Temperature	-35℃~55℃ (Derated above 45℃)
Operating Humidity	0%~95%RH (non-condensing)
Depth of Discharge (DOD)	100%
Auxiliary Power Supply	Self-powered/External-powered
Noise Level	≤75dB
Maximum Cycle Life	≥8000
Maximum Operating Altitude	4000m (Derated above 2000m)
Thermal Management	Intelligent Liquid Cooling (with Automatic Refill)
Safety Features	Pack/Module Aerosol + Module Water Mist + Top Vent + Active Alert
Protection Rating	IP55
Communication Interface	LAN/RS485
Communication Protocol	Modbus/IEC104/MQTT
Wiring Method	Three-phase four-wire
Connection Type	On-Grid / Off Grid
Standards & Certifications	UN38.3, IEC/EN 62619, IEC/EN 63056, IEC 60730-1, IEC 62477, IEC62933-5-2, IEC 60529, IEC 61000-6-2, IEC 61000-6-4, New Battery Regulation 2023/1542
AC Parameters
Rated Charge/Discharge Power	125kW
Rated Voltage	400V (-15%~+15%)
Rated Grid Frequency	50Hz
Power Factor	-1~1
DC Parameters
Cell Type	LFP 3.2V/314Ah
DC Voltage Operating Range	728～936V
DC Protection	Contactor + FUSE
Mechanical Parameters
Cabinet Dimensions (WDH)	101513502270mm
Weight	≤2500kg
Installation Method	Floor-mounted