Reaction wheel for ~100 kg class satellites, 0.35 Nms momentum, 15 mNm torque, 1 kg, RS485 interface. 5-year mission life.
ARW-0.35 Reaction Wheel
Reaction wheel for ~100 kg class satellites, 0.35 Nms momentum, 15 mNm torque, 1 kg, RS485 interface. 5-year mission life.
Description
The ARW-0.35 is a reaction wheel for small satellite platforms in the ~100 kg class. Delivers 0.35 Nms maximum momentum with 15 mNm peak torque. Measures 100 × 100 × 58.5 mm and weighs 1 kg. RS485 interface, 18–34V supply voltage, 3 W steady-state power. TRL 8 with June 2026 launch heritage.
Specifications
| Momentum (max) | 0.35 Nms |
|---|---|
| Torque (max) | 15 mNm |
| Mass | 1 kg |
| Dimensions | 100 × 100 × 58.5 mm |
| Power (steady state) | 3 W @ 6000 RPM |
| Power (max torque) | 15.6 W |
| Supply Voltage | 18–34 V |
| Interface | RS485 |
| Operating Temperature | -20 to +50 °C |
| Mission Life | 5 years |
| TRL | 8 |