Satellites and subsystems > Power solutions > Satellite and CubeSat batteries > COTS Satellite Battery
Key highlights
Main features:
- Autonomous cell bypass capability
- Backup voltage and temperature telemetry
- Long operating life
- Rugged package meets all space qualified levels
- Sophisticated battery management system that optimizes the life of the cells
- Low cost solution
- Eliminates the possibility of cell propagation
- Panasonic or LG 18650 cells
- Standardized virtual cells
- High voltage and power configurations
- Power density for small cell count
Virtual cell design is available in two formats:
- 20/16 - 18650 cells in parallel
- Two serial strings of eight - 18650 cells in parallel
Formats:
- Large Format:
- 60.0 X 33.0 X 11.6 cm (23.6 X 13.0 X 4.6 in.)
- 8 series 16 parallel cells
- 16 series 8 parallel cells
- Medium Format:
- 30.0 X 33.0 X 11.6 cm (11.8 X 13.0 X 4.6 in.)
- 8 series 16 parallel cells
- 16 series 8 parallel cells
- Small Format:
- 30.0 X 16.5 X 11.6 cm (11.8 X 6.5 X 4.6 in.)
- 4 series 16 parallel cells
- 8 series 8 parallel cells
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Last updated: 2024-07-03
COTS Satellite Battery
Technical specs
battery type
Li-ion
mass
9.4 to 27.0 kg
length
30.0 to 60.0 cm
width
16.5 to 33.0 cm
height
11.6 cm
battery pack voltage
14 to 48 V
battery capacity
22 to 39 Ah
specific energy
75-100 Wh/kg
constant current
< 48 A
pulse current
< 100 A
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