261kWh 125kW Liquid-Cooled Battery Energy Storage Cabinet | DZ125261L7 Commercial & Industrial BESS
The DZ125261L7 Outdoor Liquid-Cooled Battery Energy Storage Cabinet is an integrated commercial and industrial energy storage solution designed for outdoor applications.
With 261kWh rated battery capacity and 125kW rated AC power, the system integrates LFP battery packs, PCS, BMS, EMS, power distribution, liquid cooling, fire protection and system control into one compact outdoor cabinet.
Its modular design supports AC-side parallel operation of multiple cabinets, making it suitable for projects requiring flexible capacity expansion, peak shaving, demand management, renewable energy integration and EV charging support.
- 261kWh Rated Capacity – High-capacity commercial and industrial energy storage
- 125kW Rated AC Power – Maximum output power up to 138kW
- 314Ah LFP Battery Cells – Safe and reliable lithium iron phosphate chemistry
- Liquid-Cooled Battery System – Intelligent thermal management for improved cell consistency and service life
- Integrated PCS, BMS & EMS – Highly integrated all-in-one cabinet design
- Flexible Parallel Expansion – Supports multi-cabinet AC-side parallel operation
- Advanced Safety Protection – Integrated gas detection, fire protection, temperature monitoring and electrical protection
- IP54 Outdoor Protection – Designed for demanding commercial and industrial environments
- Wide Operating Temperature – -30°C to 55°C, with derating above 45°C
- Long Cycle Life – Up to 8,000 cycles under specified operating conditions
- 5-Year Warranty
Features
Main Technical Specifications
Model: DZ125261L7
Battery Capacity: 261kWh
Rated AC Power: 125kW
Maximum AC Power: 138kW
Battery Type: LFP
Battery Cell Capacity: 314Ah
Rated Battery Voltage: 832V
Battery Voltage Range: 780–936V
Rated AC Voltage: 400V
Frequency: 50/60Hz
Wiring: Three-phase four-wire
Battery Cooling: Liquid Cooling
PCS Cooling: Air Cooling
Maximum PCS Efficiency: 98.5%
System Cycle Efficiency: ≥90%
Protection Level: IP54
EMS Communication: 4G / CAN / RS485
Dimensions (W × D × H): 1050 × 1330 × 2400mm
Weight: Approx. 2.5t
Warranty: 5 Years