Robot 557

Conjet Robot 557 features the latest technology in hydrodemolition. Combining the reach of Robot 367, the flexibility of Robot 327 and the diesel engine of Robot 437, this Robot has it all.

The track-driven, diesel powered Conjet Robot 557 combines a flexible Multi Purpose Arm (MPA) with the stability of an adjustable main body to create a versatile and compact robot with reach. The vertical reach can be extended further by mounting a tower tool or mast kit on the robot.

Suitable applications include:
  • Parking decks
  • Bridges
  • High walls
  • Tunnels
  • Quays and docks

Easy maintenance and service

Robot 557 is equipped with a protective hood specially designed to facilitate daily checks and service. The engine service area is completely accessible by opening the left side of the hood. The control panel features a large display used for advanced hydrodemolition settings and the engine ignition and throttle.


  • Easy access to engine and hydraulics for daily maintenance and repairs
  • 5 m vertical reach with the versatile MPA arm
  • The main body of the robot slides back up to 400 mm for increased stability
  • Different tool configurations cover a wide range of tasks
  • Tower / Mast kit for extended vertical reach
  • Compact and ergonomic design
  • Covered hydraulics
  • Diesel powered

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