Engine Model: D-20. Manufacturer Name: D-100. Designer: TsNIIMASH. Propellants: Electric/Xenon. Thrust(vac): 0.0015 N (0.0003 lbf). Isp: 1,400 sec. Chambers: 1. Country: Russia. Status: Development. Hall effect thruster with anode layer, designed for satellite station-keeping and attitude control. Taken to engineering model stage. Thrust 0.5 to 1.5 mN, power requirement 0.2 to 0.4 kW, specific impulse 1400-2500 seconds, efficiency 40%.