Encyclopedia Astronautica

Credit: Aerojet Redmond
BPT-4000 Dual Mode
Credit: Aerojet Redmond
Redmond electric/xenon rocket engine. 270 mN. In Production. Hall effect thruster. Nominal power input 4500 W at 350 V. Isp=1950s.

Electrical Input Power: 4.50 kW. Engine: 7.50 kg (16.50 lb). Restarts: 6000.

Status: In Production.
Unfuelled mass: 7.50 kg (16.50 lb).
Height: 0.16 m (0.52 ft).
Diameter: 0.25 m (0.82 ft).
Thrust: 0.27 N (0.06 lbf).
Specific impulse: 1,950 s.
Burn time: 6,000 s.

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Associated Countries
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Associated Manufacturers and Agencies
  • Redmond American manufacturer of rocket engines. Redmond, USA. More...

Associated Propellants
  • Electric/Xenon The many versions of electric engines use electric or magnetic fields to accelerate ionized elements to high velocity, creating thrust. The power source can be a nuclear reactor or thermal-electric generator, or solar panels. Proposed as propellant for some ion motors. More...

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