Satellites and subsystems > Attitude > Attitude actuators > Reaction wheels > ARW-2 Reaction Wheel
Key highlights
ASPINA's ARW-2 Reaction Wheel is intended for small satellites operating in Low Earth Orbit.
- Low lead time
- Made in US and Japan, Non-ITAR
- Robust supply chain
- Lower pricing for high quantities
- Demo kits are also available
Applications
- Small satellite
- GNC
- ADCS
- AOCS
Key features
- Fully qualified mechanical design
- Low disturbance/microvibration
- Low outgassing materials
- Integrated driver
- Hybrid ceramic bearings
Manufacturing
- Production capacity >50/month
Export control
- Non-ITAR
- HS code: 8807.90
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Last updated: 2025-08-15
Downloads
- CAD model(4.54 MB)
- Datasheet(1.38 MB)
- ICD(488.77 KB)
- Option sheetRequest
- User manual(379.33 KB)
Technical specs
width
140 mm
length
140 mm
angular momentum storage
2 N m s
maximum torque
100 mN m
maximum power
100 W
mass
1.9 kg
height
68 mm
diameter
138 mm
input voltage
18 to 34 V
radiation tolerance
20 krad
operating temperature
-20 to 50 C
lifetime
5 yr
mechanical shock
1000 g
mechanical vibration
20.8 Grms
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