JA Solar 261kWh ESS Energy Storage Liquid Cooled LFP

The subject of sale is a commercial and industrial JA Solar energy storage with a capacity of 261 kWh and a power of 125 kW, in the JAP-ES-125kW-261kWh model. The ESS system is equipped with LFP batteries, intelligent liquid cooling and advanced fire protection, which ensures a high level of safety, stable operation and high efficiency in business and industrial applications. The solution is intended for modern commercial and industrial installations and projects requiring reliable energy storage.

Key features

• Nominal capacity 261 kWh
• Nominal power 125 kW
• LFP 314 Ah battery technology
• Intelligent liquid cooling
• Three-stage fire warning mechanism
• Explosion-proof design
• Package-level fire detection and extinguishment
• Real-time AI monitoring
• Feedback response at the millisecond level
• Discharge depth 95 percent
• Low energy consumption for own needs
• Possibility of parallel connection of up to 20 units
• Initial assembly and factory commissioning
• Built-in control strategies for multiple work scenes

Technical specifications

• Model JAP-ES-125kW-261kWh
• Nominal energy 261 kWh
• LFP cell capacity 314 Ah
• Nominal voltage 832 V DC
• Voltage range from 728 V DC to 936 V DC
• Nominal charging and discharging rate 0.5P
• Discharge depth 95 percent
• Nominal power 125 kW
• AC voltage 380/400 VAC ±15 percent, 3P4W + PE
• Nominal frequency 50/60 Hz
• Power factor from 1.0 leading to 1.0 lagging
• Dimensions 989 × 1465 × 2473 mm
• Weight approximately 2700 kg
• 8000+ life cycle
• Operating temperature range from -30°C to +50°C
• Humidity from 0 to 95 percent without condensation
• Liquid cooling method
• Fire suppression system: package and cabinet level detection + aerosol
• Degree of protection IP55
• C4M corrosion resistance
• MODBUS-TCP/IP, MODBUS-RTU communication protocol
• Maximum number of parallel systems 20
• Certifications IEC 62619, IEC 63056, IEC 60730, IEC 62477, IEC 61000, UL 9540A, UN 38.3

Advantages of JA Solar energy storage

• High level of safety thanks to advanced fire protection
• Long life of LFP batteries
• Very good cell temperature control thanks to liquid cooling
• Lower own energy consumption than in air-cooled systems
• Possibility of scaling the solution to a capacity of over 5 MWh+
• Intelligent operating status monitoring and passive balancing 24/7
• Easier service and maintenance thanks to full traceability of components
• Parameters confirmed by the manufacturer's catalog card

JA Solar is a recognized manufacturer of solutions for photovoltaics and energy storage, offering modern systems with high efficiency, safety and quality of workmanship. Products of this brand are used in commercial and industrial projects and wherever system reliability and scalability are important.