GS Battery newly developed their “SLR” Advanced Deep cycle VRLA battery with Nano-Carbon technology. It is designed for the high cycle life requirement of energy storage systems and manufactured in Japan according to rigorous Japanese quality control standards in order to deliver high performance and long service life. SLR500-2 was released on July 2018 and is designed for PV use. 2V, 500Ah/10hr, 5000 cycle@DOD70%, PSOC, 10-year limited warranty.
GS Battery | http://www.gsbattery.com