Isayev monopropellant rocket engine. In Production. Pressure-fed monopropellant engine. Thermal decomposition of hydrazine by a wire catalyst, which is electrically heated to 620 K. 60,000 ignitions
Status: In Production. Thrust: 25 N (5 lbf). Unfuelled mass: 1.30 kg (2.80 lb). Specific impulse: 235 s. Burn time: 25,000 s.
Engine: 1.30 kg (2.80 lb). Chamber Pressure: 4.50 bar. Area Ratio: 55. Thrust to Weight Ratio: 1.96.