Nominal Energy(kWh) 6.5 Usable Energy(kWh) 6 Nominal Voltage(Vdc) 51.2 Operating Voltage Range(Vdc) 44.8 to 57.6 Charge/Discharger Power (kW)   Recommend 3.3 Max. Continuous 5 Peak 6.9/60sec DoD 95% Cycle Life >8000/25°C Design Life 15+Years/25°C Dimension(mm) W475*D133*H745 Weight(kg) 58 Cooling Type Natural Humidity 5%~95%(RH)No Condensation IP Rating IP55 Installation Wall-mounted/ Floor-standing Operating Temperature -10°C to 50°C Storage Temperature -30°C to 60°C Cell Safety Certification IEC62619/ UL1973 PACK Safety Certification IEC62619/ CE UN Transportation Test Standard UN38.3 / PI965 Communication Port CAN Single string quantity(pcs) 16 Scalable and Flexible As your power needs grow, flexible capacity adapts. Up to 16 iPack C6.5 batteries can be connected in parallel, with capacities from 6.5kWh to 104kWh, to meet the increased power demands of new appliances or expanded living space, helping to increase efficiency and cost-effectiveness over time. Customize Your Power as You Want Designed to meet both off-grid and on-grid power needs, iPack C6.5 takes power freedom to the next level. With settings personalized to your specific needs, you'll be able to survive days of unexpected power outages with peace of mind! High Reliability LiFePO₄ Cells iPack C6.5 uses industry-leading LFP (lithium iron phosphate) batteries and has passed the safety certification UL 1973. We selected battery cells from the world's top suppliers, integrating technological innovation and excellent quality, making it more reliable and durable. Power You Can Trust The completely independently developed BMS(Battery Management System), integrates cloud native technology and machine learning platform to provide prediction, planning, control and protection of the entire equipment life cycle. Experience the next generation of home energy storage with iPack C6.5. Up to 10 Years of Safety Use Powered by long-lasting LFP battery chemistry, the iPack C6.5 can be charged and discharged over 8,000 cycles. This is almost 10 years of daily use. iPack C6.5 features LFP batteries that are safe, durable and efficient even in warm temperatures. Flexible and Diverse Installation iPack C6.5 is the hottest selling residential model, with annual sales of 2,000+. Many customers have sent in installation cases and praised its stable and safe operation.