MaxLi Lithium Battery 3.58kWh 51v Wall Mount

Longer Cycle Life:
Offers up to 20times longer cycle life and five times longer float /calendar life than lead acid battery, helping to minimize replacement cost and reduce total cost of ownership.
Features of LiFePO4 battery
Lighter Weight:
About 40% of the weight of a comparable lead acid battery.  A ‘drop in’ replacement for lead acid batteries.
Higher Power:
Delivers twice power of lead acid battery, even high discharge rate, while maintaining high energy capacity.