NPP Satellite Dolly

Spacecraft Mechanical Ground Support Equipment (MGSE)

Drawing on over 20 years of experience in the industry, Electroimpact delivers exceptionally high quality mechanical ground support equipment. Our capabilities are not defined by standard container or fixture specifications; our engineers work directly with customers and are passionate about designing the optimal solution for small and large scale projects. Electroimpact’s project success is demonstrated by our continued customer base consisting of the major satellite and spacecraft manufacturers in the USA.


  • Satellite and panel assembly/rotation fixtures
  • Satellite Transporters
  • Assembly and Test Fixtures
  • Specialized lifting equipment
  • Mass simulators
  • Rocket Assembly Systems

Assembly and Test Fixtures

  • Proven designs up to: 25,000 lbs capacity, 3,250,000 in-lbs moment, and 5 m diameter payload
  • Unobstructed, ergonomic access to payload
  • Mobility: MGV, air casters, coller casters
  • Battery powered capability
  • Clean room compatible

Transporters and Containers

  • Key environmental capabilities: air tight, pressure control, thermally shunted construction, clean room compatible, EMI shielded
  • Integrated satellite fixtures
  • Self-powered with on-board mobility features
  • Customizable for desired transport aircraft

Rocket Assembly Systems

  • Rocket module and payload positioning and alignment systems
  • Rocket support structures and roll cradles

Contact Electroimpact for more information: