Highly integrated
Integrated system design supports transportation, installation and maintenance.
PV-integrated Industrial ESS
GCI125-261Y2
A 125kW, 261kWh liquid-cooled industrial ESS with integrated PV conversion parameters, grid-side power conversion, modular expansion and remote control.
125kWRated power
261kWhSystem capacity
≥IP54Protection
PV and grid integration
Dedicated PV and grid-side conversion parameters support solar-plus-storage deployment.
Liquid-cooled performance
Intelligent liquid cooling supports system efficiency and battery life.
GCI125-261Y2
Megatank Energy Storage
PV-ready liquid-cooled storage for complex industrial systems.
GCI125-261Y2 combines 261kWh of LFP storage with PV conversion, grid-side conversion, liquid cooling, modular expansion and intelligent remote management. The system supports black start, fault diagnosis and integration across power, grid, wind and photovoltaic applications.
Highly integrated
Integrated system design supports transportation, installation and maintenance.
PV and grid integration
Dedicated PV and grid-side conversion parameters support solar-plus-storage deployment.
Liquid-cooled performance
Intelligent liquid cooling supports system efficiency and battery life.
Pack-level safety
Pack-level fire protection and multi-layer system protection improve reliability.
Remote operation
Remote diagnosis, upgrades, cloud EMS and mobile access support efficient operation.
Designed forPV-plus-storage, industrial micro-grids, grid-side services and backup power
GCI125-261Y2
Technical specifications
Specifications are grouped for faster scanning on desktop and mobile.
DC-Side Parameters
- Cell type
- LFP 314Ah
- Battery capacity at beginning of life
- 261kWh
- Rated voltage
- 832V
- Voltage range
- 650–949V
- Maximum DC current
- 180A
- Rated DC current
- 157A
- Battery module
- 1P52S
PV Parameters
- MPPT voltage range
- 300–900VDC
- MPPT rated voltage
- 800VDC
- PV input power
- 240kW
- Output voltage range
- 200–1000VDC
- Rated output voltage
- 600VDC
- Total output current
- 0–400A
- Efficiency
- >99%
Grid-Side Parameters
- Rated PCS-side power
- 125kW
- Grid-connected voltage / range
- 400VAC, 340–460VAC, 3L+PE
- Frequency / range
- 50 / 60Hz ±5Hz
- THDi
- <3% at rated power
- Overload capacity
- <110% long-term; <120% for 30min; <150% for 1min
- Generator input
- Supported with optional ATS module
- Communication
- Ethernet, 4G, CAN
- Remote control
- EMS, application, Cloud EMS and mobile application
- Dimensions (W×H×D)
- 600×2300×1380mm
- Weight
- 450kg
AC-Side Parameters
- Rated AC power
- 125kW
- Rated voltage
- 400V
- Voltage range
- 340–460V
- Rated current
- 182A
- Frequency
- 50 / 60Hz
System Data
- Rated system capacity
- 125kW / 261kWh
- Battery cabinet dimensions
- 1000×2300×1380mm
- Battery cabinet weight
- 2300kg
- Rated charge / discharge
- 0.5P
- System cycle life
- ≥8000 times @25°C, 90% DOD, 0.5P, EOL≥70%
- System efficiency
- ≥89%, including auxiliary consumption
- Cooling mode
- Liquid cooling
- Storage temperature
- -20–45°C
- Operating temperature
- Charge: 0–50°C; Discharge: -20–50°C
- Maximum working altitude
- 4000m
- Degree of protection
- ≥IP54
- Communication interfaces
- RS485, CAN, Ethernet
- Applications
- Peak shaving and valley filling, demand response, micro-grid, emergency backup power
- Maximum parallel operation
- 32 units on grid; 10 units off grid
Application Scenarios
Recommended applications and deployment scenarios
PV-plus-storage
Integrated PV conversion supports solar generation, storage and grid interaction.
Industrial Micro-grid
Supports on-grid and off-grid switching, generator integration and industrial loads.
Grid Services and Backup
Suitable for peak management, demand response and emergency backup power.
Product Resources
Download the Megatank general product catalogue
This model is included in the supplied Megatank general catalogue. A model-specific brochure can replace this download from the Media & Downloads tab at any time.
PDF specification catalogue
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