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All-in-one Liquid-cooled ESS Cabinet

ECO-E261LP-2A

The ECO-E261LP-2A features advanced pack-level liquid cooling and temperature balancing, maintaining cell temperature differences within 3℃. This enhances cell temperature consistency and extends battery life. Its modular design enables flexible parallel configurations and higher energy density, significantly improving the cost-effectiveness, safety, and installation convenience of ESS projects.

Product Features

Compact

1.4m² footprint only, easy transportation & fast installation.

High Integration

261kWh energy in one cabinet with remarkable
endurance.

Efficient Cooling

Optimal in-PACK duct design, achieve
high-efficient cooling and low energy consumption.

Long Cycle Life

Over 8,000 times cycle life, excellent performance
of battery system.

Flexible Expansion

Modular design,
simplified parallel expansion.

Flexible Expansion

Modular design,
simplified parallel expansion.

Specification

Item	Specification
Item	Specification
DC Side
Cell Type	LFP 314Ah
PACK PACK	52.248kWh/1P52S
Battery System	261.24kWh/1P260S
Voltage Range	728~936Vdc
PACK Ingress Rating	IP65
AC Side
Rated Power	100kW
Max. Power	137kW
THDi	≤3%
DC Ratio	＜0.5%Ipn
Nominal Voltage	400Vac/3P+N+PE
Power Factor	0.98 lagging~0.98 leading
Nominal Frequency	50Hz/60Hz
General
General
Efficiency	≥90%
Charge/Discharge Rate	0.5P
DoD	95%（25±2℃）
Cycle Life	≥8,000 cycles
SOC Accuracy	＜3%
Connectivity	Ethernet /RS485
Ingress Rating	IP55
Cooling	Active liquid cooling
Operating Temperature	-25~55℃
Humidity	5~95%RH( non-condensing)
Noise	≤75dB
Elevation	≤2000m（derating above 2,000m）
Fire Safety	Aerosol
Dimensions（WDH）	1,0501,3502,400 (mm)
Weight	2600kg
Compliance	UN38.3, IEC62477-1, IEC61000, IEC62619, IEC63056, UL9540A, EN50549

Product Features

Compact

High Integration

Efficient Cooling

Long Cycle Life

Flexible Expansion

Flexible Expansion

Specification

Factory