battery storage

Solar Roof Mounting System features independently developed BMS, integrated high-voltage module, scalable power capacity and customizable display interface. Easy for quick installation. Available in 15kWh/20kWh/25kWh models with stable voltage and standard RS485/CAN communication. Rol Technology provides professional PV pre-sales support and global technical training resources.

Rol Technology Mobile energy storage systems which is the company mainly focuses on, and include household energy storage systems, industrial and commercial energy storage systems, industrial AGV robot lithium batteries, special vehicle lithium batteries and other special customized lithium batteries or systems. Operating temperature:‑20℃ ~ +55℃. Container cabinet reaches IP54 protection grade. Liquid‑cooling thermal management keeps stable battery temperature for high‑load continuous operation, adapts to coastal high‑salt‑spray, high‑temperature and cold‑region commercial projects.  

ROI Solar Roof Mounting System owns core technologies of BMS, inverters and lithium battery manufacturing. It supports expandable capacity, free combination and 15-fold safety protection, easy to install with long lifespan, compatible with 20 mainstream inverter brands. Three LFP models (1.1kWh,4.6kWh,14.3kWh) support multi charging modes including PV, mains and car charging, with diversified AC/DC/USB/Type-C outputs and APP control. Rol Technology offers premium PV pre-sales service and global PV technical training platform.