The RWT150 from Astrofein is a Reaction Wheel that is designed for SmallSats and has a lifetime of up to 7 years with an integrated wheel drive electronics for latch-up protection. This reaction wheel has an angular momentum of 1 Nms and a torque of 0.1 Nm. It has a maximum rotational speed range of 7080 rpm and supports RS485 and RS422 interfaces. It has a wheel mass of 1.3 kg and measures 150 x 150 x 60 mm.