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The GomSpace NanoTorque GSW-600 is a compact and high performance reaction wheel designed and qualified for an equivalent of 3 years in-orbit operations.

The envelope of the reaction wheel is designed for allowing 4 wheels to be placed in a redundant setup within the envelope of a standard CubeSat. Available versions are 4-wheel 30° pyramid and cold-spare setup. The GSW-600 wheel is available in a version with SPI and I2C interface and one with CAN and I2C interface.


lifetime3 yr
torquemin: -2 mN m, max: 2 mN m
angular momentum storage19 mN m s
maximum angular speedmin: -6000 rpm, max: 6000 rpm
operating temperaturemin: -40 C, max: 80 C
survival temperaturemin: -40 C, max: 85 C
mass180 g
length44 mm
width44 mm
height27 mm
voltagemin: 4.9 V, max: 5.1 V
current< 500 mA
angular speed control accuracy0.5 rpm
full datasheet


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Last updated: 2018-07-13