Satellites and subsystems > Attitude > Attitude actuators > Reaction wheels > 15 nNms momentum wheel
Key highlights
The 15mNms Momentum wheel is a torque output device for satellite attitude adjustment. It is a highly integrated single-axis flywheel with a better control accuracy than foreign counterparts.
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Last updated: 2025-07-28
15 nNms momentum wheel
Technical specs
Product life
3 yr
operating temperature
-15 to 50 C
height
35.4 mm
width
46 mm
length
47.5 mm
mass
< 140 g
power consumption
0.7W@4000rpm，0.8W@6000rpm
Standby power
0.25W@12V
Power supply
11 to 16 V
maximum torque
1.8 mN m
Maximum speed
-9000 to 9000 rpm
Angular momentum
10mNms@6000rpm；15mNms@9000rpm
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