About Solar Storage

New, Improved Design and Performance

We believe in delivering good quality material, on time, every time. We guarantee that working with STEFEN shall be a smooth and pleasant experience and shall boost our customers' enthusiasm and targets.

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Applications

  • Grid stabilization projects

  • Micro Grids

  • Energy Storage Solutions (ESS)

  • Street Lights and others

Features

High Insulation Level

Electrically and thermally insulating, FR Grade material

Fast Charging

Complete recharge in 2 hours

Long Battery Life

Branded cell with long life cycle

Dust & Water proof

IP67 technology with a excellent case quality

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Smart Indicator

Smart 18650 li-ion charger circuit with battery full led indicator

Space & Weight optimization

Customized and light battery pack acc to the space and desired weight

Remote Management

Li-battery with connected technology such as bluetooth and CAN enabled design for your needs

Certification


  • IEC 62133
  • UN38.3
  • ICAT

    Certified battery packs for Europe market

  • BIS Certified

    Battery packs for India Market

Protections


  • Short Circuit Protection
  • Over charge/Discharge protection
  • Temperature protection
  • Cell balancing functions

Smart Features (Optional)


  • 2 Years Replacement warranty
  • Specially designed for Semi Integrated Solar Street Light
  • 3S PCB installation with the battery pack for protection
  • Short Circuit Protection

  • Over Charge (>12.60V) protection
  • Reverse Polarity Protection
  • Over discharge protection
  • Fast Charging

  • Cycle Life - More than 3000 times
  • Low weight
  • Mechanical Locking Arrangement
  • Longer life
Packing: PVC Packing, Hard casing, Bottle case , Water Tube Casing, Metal Casing
*Capacity can be customized according to user
** Dimension can be customized according to the user