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Model | WallArk-2500 | WallArk-5000 | WallArk-7500 | WallArk-10K |
Capacity Energy | 2.56kWh | 5.12kWh | 7.68kWh | 10.24kWh |
Capacity Ah | 50Ah | 100Ah | 150Ah | 200Ah |
Suggested SOC | 10-100% | |||
Usable Capacity | 2.3kWh | 4.6kWh | 6.9kWh | 9.2kWh |
Nominal Voltage | 48/51.2V | |||
Operation Voltage | 42V - 54V (48V) or 44.8V - 57.6V (51.2V) | |||
Maximum Charging Current | 35A | 70A | 70A | 150A |
Maximum Discharging Current | 50A | 100A | 100A | 200A |
BMS | Robust Multi Point Monitoring BMS | |||
Scalable(Parallel Function) | Yes, Maximum 15 Packs | |||
Life Cycling (0.5C 25ºC) | 6000 Cycles @ 0.5C | |||
Warranty | 10 Years | |||
Operation Temperature | Chrage : 0 ~ 45ºC, Dischrage : -20 ~ 45ºC | |||
Storage Temperature | -20 ~ 45ºC | |||
Net Weight | 29kG | 52kG | 66kG | 92kG |
Dimensions (H x W x D) | 350x520x165 mm | 480x520x165mm | 560x537x174mm | 866x537x174mm |
Certifications | MSDS, UN38.3, RoHS, IEC62619, UL, CE | |||
IP Grade | IP54 | |||
Communication | RS232, RS485, CAN (Compitable with most brand inverters in market) |


2.56-10.24KWH
2.6-10.4KWH


8KWH-20KWH



Quality and Safety :

50% + of the sales engineers are having 10+ years experience , you can always trust UE team since they have developed 5,000+ overseas distributors and Installers from ground up.

Customer Feedback

What are UE's customers saying?

What are UE's customers saying?
Well-trained for solar projects from the preliminary design to the completion of the final installation;
Just leave your mail or phone and we will reach you within 12H.
FAQ
2, Are you a factory or a trading company?
We are Solar panel and Battery factory with over 14 years experience, factory inspection is welcome anytime.
advantage of their small size and high power. In addition to the products we use such as smartphones, personal computers, and digital cameras, there are also energy storage systems that use solar power systems at home to store electricity generated during the day, electric vehicles, and other fields that use lithium-ion batteries, which are smaller, lighter, and more durable, and are easy to install.
quality and service.