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CENTRIC-L20 Liquid cooling

Uses a typical 20-foot container design to provide a maximum rated capacity of 3.72MWh. Using A-grade brand new battery cells and a liquid cooling battery pack design with a high level of car-grade battery temperature differential of less than 3°C, primarily used in solar self-consumption, demand charge reduction, peak-valley arbitrage, frequency response services, off-grid, and microgrid applications.

Charge/Discharge

0.5P

Energy Capacity

3.72 MWh

Protection Rating

IP55

Modular Design Plug and Play Liquid Cooling 20ft Container

Certifications & Standards

Tier-1 LFP IP55 Aerosol Fire Car-Grade RS485/Ethernet

Technical Specifications

Complete technical parameters and system features

Type	Parameter	Specification
AC	Rated Power	0.5 P
AC	Grid Type	3W + PE
AC	Rated Grid Voltage	690V / 10kV / 35kV
AC	THDi	< 3%
AC	Grid Frequency	50 / 60 Hz
DC	Rated Voltage	1331.2 V
DC	Voltage Range	1123.2 V ~ 1497.6 V
DC	Rated Capacity	2800 / 3360 Ah
DC	Rated Energy	3.72 / 4.46 MWh
DC	Charge/Discharge Rate	0.5P
Other	Degree of Protection	IP 55
Other	Operation Temperature	-30 ~ 45°C
Other	Storage Temperature	-30 ~ 60°C
Other	Altitude	≤ 3000 m
Other	Relative Humidity	5% ~ 95% (No condensing)
Other	Cooling Method	Liquid cooling
Other	Fire Suppression System	Aerosol
Other	Communication	RS485 / Ethernet
Other	Dimensions (W × D × H)	6058 x 2438 x 2896 mm
Other	Weight	36 / 43 t

Remark: AC Parameters provided for reference only, please refer to the actual PCS parameters for accuracy.

System Architecture

CENTRIC-L20 Utility Scale Energy Storage Systems

Key Features

Outstanding advantages that make this system stand out

Tier-1 LFP & Car-Grade Liquid Cooling System

Features CATL Tier-1 LFP battery cells with top-level safety and 3.72 MWh energy capacity (expandable to 4.46 MWh). Equipped with car-grade liquid cooling system that ensures temperature differences less than 3°C for high reliability and extended lifespan. The own-developed BMS technology optimizes performance and maximizes system efficiency for utility-scale applications.

High-Level Security & Standardized Design

Incorporates five thermal safeguards and aerosol fire suppression system for comprehensive safety protection. The standardized 20-foot container design with dimensions of 6058×2438×2896mm enables low initial investment and fast delivery. Modular design minimizes impact failures and allows quick and easy replacement of modules. Pre-engineered and pre-tested systems enable plug-and-play deployment on site.

Versatile Applications & Cloud Monitoring

Ideal for solar self-consumption, demand charge reduction, peak-valley arbitrage, and frequency response services. Designed for harsh environments with operating temperature range from -30°C to 45°C and altitude capability up to 3000m. Features real-time cloud monitoring and remote upgrade capabilities with RS485/Ethernet communication for off-grid and microgrid applications.