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Household Energy Storage Series

Minimalist ・ Intelligent ・ Profitable ・ Reliable

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Applicable scenarios: home, small enterprise


With high energy density design, supporting for access to the HV system


Custom capacity combinations, covering 10-60 kWh


Lightweight body, plug and play, mobile phone cloud management


LFP battery, covering multiple safety innovative PACK technology


Unique algorithm monitoring cell health, ensuring the long-term service

With PV, inverter and other cutting edge technologies,Obox unit is able to optimize the price of energy use through Opess energy management platform OP-Energy Cloud, as well as promote energy efficiency, and achieve "energy sharing" via virtual power grid.

Different capacity options satisfying varied electricity needs
Stack-pack style installation that saves space and enables easy capacity expansion
Millisecond early warning response minimizing safety issues
24-hour cloud monitoring system that makes operation and maintenance easier

Specification & Parameters

  • Obox Series
  • Battery moduleOH-3250(5kwh,50Ah)
  • Cell typeLiFePO4
  • Module number2~12(Max.4S3P)
  • Nominal voltage205~410V
  • Nominal output capacity10kWh~60kWh
  • Voltage range166~460V
  • Weight (±1.0 kg)134.5~807
  • Dimensions(W*D*H)695*235*(918~1554)
  • Charging/discharging current (A)25@continue (Recommended)
  • Maximum charge & discharge current50A
  • IP gradeIP54
  • Cooling modeNatural Cooling%
  • Ambient temperatureCharge: 0-55, Discharge: -10~55
  • Operating humidity5~95%
  • Altitude><2000m
  • Installation modeFloor-mounted
  • Battery managerCH-400-A
  • Weight8kg
  • Communication interfaceCAN/RS485
  • Dimension695*235*200mm
  • Certificates & standardsIEC62619,IEC60730,IEC62040,EN61000-6-1.EN61000-6-3,UN38.3

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About Opess

Empowering Smart Energy

Headquarter: 22F, 28F, Block B, Dawning Centre500 Hongbaoshi Road, Shanghai, China
Tel: +86-021-6185-3939
Email: [email protected]