522kWh High-voltage All-in-One Liquid-cooled Commercial ESS

Convenient for transportation and installation, this system can reduce infrastructure construction costs and shorten project time. It is plug-and-play.
Its integrated, highly integrated modular design offers optional components, a simple structure, and convenient installation and maintenance.


Description

Model

ParameterSpecification
ModelCES-522-L

DC-Side Parameters

ParameterSpecification
Battery ChemistryLiFePO4
Cycle Life>6,000 Cycles
Nominal Capacity314Ah
Battery Configuration2P260S
Rated Energy522.496kWh
Rated Voltage832VDC
Voltage Range728–949VDC

AC-Side Parameters

ParameterSpecification
Rated Charging Current314A
Max. Charging Current400A
Rated Discharging Current314A
Max. Discharging Current400A
Charging Operating Temperature0°C to 55°C
Discharging Operating Temperature-30°C to 55°C
Operating Ambient Temperature-30°C to 55°C

General Specifications

ParameterSpecification
Dimensions3000 × 1500 × 2200mm
Weight≤5.5t
IP RatingIP54
Cooling MethodLiquid Cooling
Coolant50% Ethylene Glycol Aqueous Solution
Cooling Capacity5.0kW
Cooling Input Power3.3kW
Communication InterfaceCAN 2.0 / RS485
Fire Suppression AgentPerfluorohexanone

OUR PROCESS

From Requirement to Reliable Delivery

We manage every stage of your battery project—from technical evaluation and product design to testing, mass production, and global shipment.

Requirements Analysis

Match application needs and budget, and deliver a customized requirements report.

Solution Design

Balance performance, safety, and cost while meeting local grid standards.

Sample Production & Testing

Conduct functional and compatibility testing to reduce mass-production risks.

Delivery & Support

Compliant packaging, shipment tracking, and 24/7 technical support.

Testing & Quality Inspection

Perform three full charge-discharge cycles to identify early-stage failures.

Mass Production

Maintain high standards and efficient production to ensure capacity and consistency.

OUR CERTIFICATION

Certification

With extensive experience in LiFePO4 batteries and energy storage systems, we deliver reliable solutions backed by strict quality control, scalable production capacity, flexible customization, and responsive technical support.

 
 

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Let’s Create Our Next Successful Product

Address

Room 1712, Zhongxi Times Building, Hongqi Road, Nancheng District, Dongguan City, Guangdong Province, China 513200

Factory Address

Dadaokeli Power Industrial Park, Houjie Town, Dongguan City, Guangdong Province, China 513200

Email

gongshidai068@gmail.com

Phone / WhatsApp

+1(605)910-3652 / +852 54448578

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