Cell Engine

Sc33650 cell

LEO and small GEO satellites long term and reliableelectrical power storage solution is based on massproduced space cells in depending battery configurationto fulfill different mission requirements.
Our solution adopt SP architecture (strings in parallel) ofSc33650/Sc33117 space cells, provide 50W to 2.5KWoutput to satellite platform.This flight proven solution experienced more than 19spacecrafts in orbit by the end of 2023.

Key features

  • Mass products flight proven
  • High energy density
  • Longdesign life (LEO 8-10 years, GEO 20 years)
  • High DoD (80%in GEO, 40%in LEO)
  • Cell stainless steel casingand hermeticallysealed
  • Compactand scalable configuration in s and p
  • Circuit breaker and venting at cell level
  • Thermalsensors, connector for power and telemetry

Technical Specifications
Rated capacity (Ah) 5
Rated energy(Wh) 18
Initial capacity(Ah) ≥5.2@4.1V,0.5C,20°C
Operating voltage (V) 2.75~4.1
Size (mm) Φ33*65
Weight (g) 115±5
Energy density(Wh/kg) ≥160
Internal resistance(mΩ) ≤20
Charge rate 0.5C
Cycle life 40% DOD 40000 cycles

Downloads

Sc33650 cell

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