Power-Source-125K/261LA

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Core Advantage

Compact
Compact

Compact

With a footprint of only 1.4m², it enables easy transportation and fast installation

Efficient Cooled
Efficient Cooled

Efficient Cooled

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

Ultimate Safety
Ultimate Safety

Ultimate Safety

In-pack fire warning and protection with aerosol,prevent heat diffusion and thermal runaway

Long Cycle Life
Long Cycle Life

Long Cycle Life

≥8,000 times cycle life, excellent performance of battery system

Technical Parameters

Power-Source-125K/261LA
Power-Source-125K/261LA
Power-Source-125K/261LA
Power-Source-125K/261LA
Power-Source-125K/261LA
Power-Source-125K/261LA
Power-Source-125K/261LA
Power-Source-125K/261LA

Power-Source-125K/261LA

Specification Models Power-Source-125K/261LA

DC Side

Cell Type

LFP / 314 Ah

Pack Configuration

52.2 kWh / 1P52S

System Configuration

261 kWh / 1P260S

Rated DC Voltage

832 V

DC Voltage Range

728~936 V

Max. Charge/Discharge Rate

0.5 P

Rated Output Power

125 kW

AC Side

Rated AC Voltage

400 V

AC Voltage Range

± 15 %

Grid Type

3P + N + PE

Rated Frequency

50 Hz / 60 Hz

Power Factor

0.99 / -1~ +1

THDi

≤ 3 %

DC Ratio

< 0.5 % lpn

Max. Round Trip Efficiency

89 %

General

Cycle Life

≥ 8,000 Cycles

Communication

Modbus TCP/lP

Fire Protection System

Aerosol, Water Firefighting Interface

lngress Rating

lP55

Cooling Method

Liquid-cooled + Forced-Air-Cooled

Operating Temperature

-25 °C~55 °C (Derating Above 45 °C)

Corrosion Resistance

C4 (C5 Optional)

Humidity

0~95 % RH (Non-Condensing)

Noise

≤75 dB

Altitude

3000 m (Derating Above 2000 m)

Dimensions (W × D × H mm)

1050 × 1350 × 2400 mm

Weight

2600 kg

Safety/EMC Standard

UN38.3, lEC62619, lEC63056, lEC62477-1, lEC61000-6-2/-4, IEC62933, MSDS

Grid Connection Standard

EN50549-1/-10, EN50549-2/-10, G99, VDE4105, NRS097, C10/11, CEl0-21, CEl0-16

Projects Cases

Grid-Side Energy Storage

Date

2026.04

Address

ShaYang, HuBei

Projectscale

75MW/150MWh

Application

Using virtual synchronous generator network control technology, it supports island operation, black start, rapid frequency regulation, and dynamic reactive power support; it stores surplus wind and solar power...

Industrial & Commercial User-Side Energy Storage

Date

2024.08

Address

Daojiao, Dongguan

Projectscale

115kW/233kWh 125kW/261kWh

Application

An integrated grid-connected application scenario combining solar power, energy storage, charging, and load management addresses the challenges posed by dispersed solar sites and difficult meter reading...

Industrial & Commercial User-Side Energy Storage

Date

2025.04

Address

TaiShan, JiangMen

Projectscale

1375kW/2871kWh

Application

An independent peak-shaving and valley-filling energy storage grid-connection solution for industrial and commercial applications, powered by the EMS Smart Energy Storage Management Platform...

Microgrid & Off-Grid Energy Storage

Date

2025.10

Address

Laos

Projectscale

125kW/261kWh 125kWp

Application

The annual output of green electricity generated by this system is approximately 187,000 kilowatt-hours, fully replacing power generated by traditional diesel generators. This results in significant annual savings on fuel and consumables...

Grid-Side Energy Storage

Date

2026.04

Address

ShanTong, JingMen

Projectscale

2.5MW/5.01MWh

Application

Power plants can participate in a variety of grid ancillary services, such as peak-off-peak price arbitrage, frequency regulation, voltage regulation, and reserve capacity, thereby establishing a stable and diversified revenue system...

Microgrid & Off-Grid Energy Storage

Date

2025.10

Address

DaFeng, JiangSu

Projectscale

250kW/522kWh 180kWp

Application

To address the challenges faced by remote factories—such as the lack of a reliable power grid, high costs of diesel-powered generators, difficult operation and maintenance, and significant pollution—an off-grid system comprising a 180 kWp photovoltaic array...

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