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CATL EnerOne Outdoor Liquid Cooling Battery Storage Cabinet

Contemporary Amperex Technology Co., Limited (CATL) · Model EnerOne · New Energy: EV, Solar & Energy Storage

Verified 12 Sept 2026

372.7 kWh outdoor liquid-cooled LFP BESS cabinet with 10,000-cycle cells

EnerOne is CATL's modular outdoor liquid-cooling LFP battery energy storage system, launched in 2020 and awarded the ees AWARD in 2022. Each unit has a nominal capacity of 372.7 kWh on a 1.69 square metre footprint and is compatible with inverters operating from 600 to 1500 V. It uses liquid-cooling cell-to-pack technology that keeps the temperature difference between cells within 3 degrees Celsius.

Highlights

372.7 kWh nominal capacity on a 1.69 m2 outdoor footprint
LFP cells with 280 Ah capacity, 1C discharge rate and up to 10,000 cycles
Integrated frequency-conversion liquid cooling limits cell delta-T to 3 C
Compatible with inverters operating from 600 V to 1500 V DC
IP66 protection on main components with -30 C to +55 C ambient range
Passed UL9540A with no fire and no thermal propagation without suppression

Technical parameters

Battery

Nominal capacity	372.7 kWh
Cell chemistry	LFP (lithium iron phosphate)
Cell capacity	280 Ah
Maximum discharge rate	1C
Cycle life	Up to 10,000 cycles

Performance

Cooling technology	Integrated frequency-conversion liquid cooling, cell-to-pack (CTP)
Cell temperature difference	Within 3 C
Operating ambient temperature	-30 C to +55 C
Safety test result	UL9540A: no fire, no thermal propagation without fire suppression
Deployment track record	25+ countries, more than 11 GWh (as of end-2021)

Electrical

Compatible inverter DC voltage	600 - 1500 V

Mechanical

Floor space	1.69 m2
Ingress protection	IP66 (main components)
Installation type	Factory-integrated outdoor cabinet, shipped as a complete unit

Applications

Utility-scale solar and wind co-located storage
Commercial and industrial peak shaving and demand charge management
Data centre and industrial park backup power
Energy storage charging stations
Grid frequency regulation and renewable curtailment reduction
Telecom base station backup power supply

Manufacturer

Contemporary Amperex Technology Co., Limited (CATL), Ningde, Fujian · https://www.catl.com

CATL is a lithium-ion battery manufacturer founded in 2011 and headquartered at No. 2, Xingang Road, Zhangwan Town, Jiaocheng District, Ningde, Fujian. It supplies LFP battery cells, racks and containerised energy storage systems for generation, transmission, distribution and end-user applications. CATL states that its liquid-cooling energy storage solutions including EnerOne had been deployed in more than 25 countries with over 11 GWh of track record as of the end of 2021.

Sources

https://www.catl.com/en/news/935.html
https://www.catl.com/en/contactus/