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ECA Group has designed the Arm 7E as the ultimate electric manipulator. Designed by ECA GROUP, the arm 7e is a 7-function electrical arm for Remotely Operated Vehicles.

It is used for underwater inspection and maintenance. Thanks to its low-power consumption, this arm represents one of the best compromises between performance and weight compared to hydraulic arms.



  • Modularity for easy maintenance and repair on deck
  • Depth rating up to 6000m
  • Optimum performance/weight compromise
  • Lifting capacity : 40 kg
  • Oil filled
  • Optional integrated camera    


  • Low-power consumption
  • Ease of maintenance
  • Wide range of grabbers
  • Compatible with any ROV
  • High lifting capacity


  • Offshore operators
  • Research institutes
  • Universities
  • Nuclear operators
  • Private service providers operating on immerged structures
  • Defence operators

Typical missions

  • Underwater intervention
  • Underwater manipulation
  • Sampling

applications for nuclear activity

  •  Remotely controlled manipulations, installed on ROVs or on a gantry
  •  Assistance to nuclear pools cleaning and underwater decommissioning operations
  • Transportation of heavy loads inside nuclear sites

applications for offshore / security activity

  • Object retrieval  
  •  EOD

News & Events

Underwater Intervention 2018 | 6 - 8 February | ECA Group Unmanned /... MARITIME

Meet ECA Group during Underwater Intervention 2018 on its booth n°344 on February 06 -...

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ECA Group - H300-OR - Remotely Operated Vehicle
OI North America | 14 - 16 February 2017 | Robotic & Data Management solutions MARITIME

Meet ECA Group during OI North America 2017 on its booth n°A28 from February the 14th to 16th 2017, in San Diego...

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ECA Group - H300-OR - Remotely Operated Vehicle
Underwater Intervention 2017 | 21-23 Feb.| Robotics & Data Management MARITIME

Meet ECA Group at Underwater Intervention - UI 2017 on its booth n°507 from Februray the 21st to 23rd 2017, in...

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