4.80Kwh 3.5/5.5KW Stack All In One LiFePO4 Battery 48V 100Ah Off-Grid Solar Energy Storage System Yuyang integrates high-capacity 4.8KWh energy storage with a powerful 3.5/5.5KW inverter, delivering reliable, scalable power for residential and commercial off-grid solar applications. Built with long-life LiFePO4 chemistry, this compact, stackable all-in-one system ensures superior safety, deep cycling, and over 6000 life cycles, ideal for backup power, remote installations, and renewable energy integration worldwide.More