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The SAR-10197 is a lithium-ion rechargeable battery with features including autonomous cell bypass capability, primary and redundant heaters, back-up temperature and voltage telemetry, built-in cell safety protection and current sense capability. The battery is operational for 15-year mission life at GEO with reliability > 0.99.


  • Military communications and surveillance
  • Commercial communication and broadcasting
  • NASA research
  • Environmental monitoring
  • Global navigation and tracking

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Last updated: 2021-08-30

SAR-10197 Aerospace Battery



battery type
< 63.5 kg
29.5 in
10.6 in
10.4 in
specific energy
104.9 Wh kg^-1
battery pack voltage
27.0 to 35.8 V (33.3 V nominal)
battery capacity
200 Ah at 20°C
operating temperature
-5 to 35 C
storage temperature
-15 to 40 C
15 years (GEO)


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