Product Description 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,CE IP Grade IP54 Communication RS232, RS485, CAN (Compitable with most brand inverters in market) Application Detailed Photos Compatiable Inverters Type Single Phase 3 Phase Split Phase Output Power 3-16KW 5-30KW 5-8KW Output Voltage 220/230/240V 220/380V, 230/400 120/240V Battery Type Lead Acid or Lithium Ion 40-60V Residential BESS WallArk Series Wall Mounted Battery Solution 48V/51.2V 50-200AH 2.56-10.24KWH GroundArk Series Ground Mounted Battery Solution Voltage 51.2V 2.6-10.4KWH StackArk Series Stack Mounted High Voltage Battery Solution Voltage 260-350V 8KWH-20KWH Commercial & Industrial BESS Company Profile Our Factory SunArk Power is a professional battery manufacturer since 2002, SunArk manufactures and sells environmentally friendly Sealed Lead Acid (SLA) and Lithium batteries. SunArk introduces and develops advanced technology, and adopts the world's most advanced production equipment and testing measures to ensure long product life, high energy density, and environmental protection features such as cadmium-free, leading the domestic counterparts. The company is a high-tech enterprise headquartered in Shushan District, Hefei, China, and has three manufacturing bases in Jiangsu, Hengyang(China) and Vietnam. It has approximately 2,000 employees, including two professors who have experience over 40 years in batteries research, and over 50 research engineers. SunArk also has invested strongly in domestic and foreign institutions and scientific research institutions to overcome difficulties in battery technology. The performance of the batteries independently researched and developed by SunArk has met and exceeded international standards, and a variety of technologies have been granted national and international patents. Certificates Contact Us