Sunpal BESS Solar Storage Container 1 MWh 2MWh 1000KWh Solar Lithium Battery Pack

Product Description

Product Description
Containerized Battery Storage System
Technical Specifications - 500kW-1mWh
Model 500kW-1mWh
Adaptive battery Lithium/lead-acid/Solar panel (MPPT)
Operating mode Constant current, constant power, MPPT, AC voltage source, DC voltage source
Rated Max. AC power 500/550kW
Rated AC current 180A*4
Rated AC voltage 400V, 3W+N+PE
Rated AC frequency 50/60Hz ± 5Hz
THDi < 3% (Rated power)
Power Factor -1 leading to +1 lagging
General Parameters
Degree of protection IP21 (Indoor)
Protective Class I
Isolation method Transformer isolation
Shutdown self-discharge < 0.1% of rated power (without transformer)
Display LCD
Relative humidity 0~95% (no condensation)
Noise < 78dB
Ambient temperature -25℃ to +60℃ (derating above 45℃)
Cooling mode Intelligent air-cooled
Altitude 3000m (> 3000m reduction)
Communication interface RS485/CAN/Ethernet
Dimensions (W*D*H) 1200*1000*2100mm (Indoor)
Weight (approx.) 2250kg (Indoor)
Photovoltaic (PV) Port
PV voltage range 250~500V (MPPT)
Max. PV input current 10*160A
MPPT quantity 1/5/10
Battery Port
Battery voltage range 600~950V
DC side bus power 500kW
Number of DC side inputs 1
BMS Communication CAN
EMS Communication RS485/CAN/Ethernet
Dimensions (W*D*H) 1200*1000*2100mm (Indoor)
Weight (approx.) 650kg (Indoor)
Battery Parameters
Battery rated capacity 215kWh*5 (1075kWh)
Battery rated voltage 768V
Battery voltage range 672~864V
Series of Battery 5P*20S*12S
Adaptive battery LFP
Cell Capacity 280Ah
Cabinet Parameters
Degree of protection IP55
Ambient temperature -25℃ to +60℃ (derating above 45℃)
Relative humidity 0~95% (no condensation)
Battery compartment cooling method Air Conditioning
Electrical compartment cooling method Intelligent Air Cooling
Communication interface RS485/CAN
Dimensions (W*D*H) 6058*2438*2591mm
Containerized Battery Solar Power Storage Plants
500kW/1mWh Containerized Battery Solar Power Storage Plants are suitable for use in public buildings, communities, medium and large enterprises, utility-scale storage systems, off-grid systems, electric vehicles and backup systems. The storage system's container allows you to store energy generated through a wind turbine, photovoltaic, or CHP. Because of their long lifetime, the storage containers can also be used for peak shaving, thus reducing power bills.
System Composition
System Composition Diagram
Three-layer architecture of battery system (BMU/BMS/MBMS). MBMS collects all the states and parameters of the battery system, and communicates and adjusts with PCS and EMS. The BMS system will implement parameters control.
BMS Monitoring System BMS Specifications Panel
Certification
Certification Documents
Our products have been exported to more than 60 countries and have multiple certifications in these countries, including CE, CSA, and TUV series certificates. Our solar power system fully comply with local usage and sales requirements and comply with local grid tied policies.
International Certificates Compliance Badges
The battery energy storage system (BESS) containers are based on a modular design. They can be configured to match the required power and capacity requirements of client’s application.
BESS Container Architecture
ESS Container Battery
Our containerised energy storage system (BESS) is the perfect solution for large-scale energy storage projects. The energy storage containers can be used in the integration of various storage technologies and for different purposes.
Project Case
Project Case Overview Project Case Details
Visits to cooperative customers
Customer Visit Photo 1 Customer Visit Photo 2
About Us
About Us Factory View 1 About Us Factory View 2 About Us Laboratory
Frequently Asked Questions
1. What applications are the 500kW/1mWh Containerized BESS best suited for?
This containerized energy storage system is ideal for public buildings, residential communities, medium to large industrial enterprises, utility-scale storage systems, off-grid microgrids, electric vehicle charging infrastructures, and critical backup power systems.
2. What types of batteries are compatible with this storage system?
The system is highly versatile and supports Lithium-ion (LFP), lead-acid batteries, and direct photovoltaic solar panel integration through a built-in Maximum Power Point Tracking (MPPT) port.
3. What is the benefit of a modular BESS container design?
The modular architecture allows the system configuration to scale seamlessly. It can be tailored to meet specific power (kW) and capacity (kWh) requirements matching varying load demands and project footprints.
4. How does the system ensure safety and maintain battery temperatures?
Safety is managed by a dual-tier protection setup: the battery compartment features dedicated air conditioning to regulate cell temperatures, while the electrical compartment utilizes an intelligent forced air-cooling mechanism. The three-layer BMU/BMS/MBMS architecture coordinates parameter controls dynamically.
5. Does this system comply with international grids and export regulations?
Yes, our systems have been successfully exported to over 60 countries and are fully certified with CE, CSA, and TUV series certificates, guaranteeing complete compliance with local grid connection standards and safety rules.

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