Industrial / Commercial ESS


‧ Industry-leading top explosion venting ensures directional discharge after a fire, with no flames around.
‧ IP55 protection safeguards the energy storage system.
‧ C5 protection makes it adaptable to high salt spray environments.


  • Through advanced energy storage technology and intelligent control, the EFOI-SES5/10/15-S series has the promise of "always full of energy, easy life". Experience continuous power supply, enjoy the convenience and energy-saving benefits brought by green energy, and make your home full of more independent and sustainable vitality.
  • Easy Installation
  • Flexible Investment
  • Safe And Reliable
  • Perfectly Compatible


Dimensions1,075 x 555 x 300 mm
(42.3 x 21.9 x 11.8 inch)
Weight74 kg (163.1 lb.)
Operating Temperature-25°C ~ 60°C (-13°F ~ 140°F)
Cooling MethodNatural convection
Maximum Working Altitude0 ~ 4,000 m
Relative Humidity0~100%
Input terminalAmphenol Helios H4
Output terminalCable Gland + OT Terminal
Protection LevelIP65
TopologyNo transformer
Self-consumption At Night< 2 W
Cell type
Combinations16 S 1 P
Rated voltage51.2 V
Rated capacity16.38 kWh
Supporting charge/discharge ratio0.5 C