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Misea Marine Equipment

Electric Tunnel Thruster

Electric motor-driven bow/stern tunnel thruster with fixed or controllable pitch propeller, sealed motor and overload, overheat and short-circuit protection; built to ABS, DNV and CCS standards.

Description

The Electric Tunnel Thruster is installed in a transverse tunnel at the bow or stern and uses a waterproof electric motor to drive the propeller, producing bidirectional lateral thrust for docking, berthing and narrow-channel navigation.

Construction

  • Fully sealed waterproof drive motor and sealed control module
  • Fixed-pitch or controllable-pitch propeller with increased tip clearance to limit cavitation and paint erosion
  • Tunnel body in corrosion-resistant marine alloy
  • Shock-absorbing mounts

Key features

  • No hydraulic piping; fast, precise thrust response
  • Low vibration and noise; no oil or exhaust emissions from the drive
  • Overload, overheat and short-circuit protection with alarms
  • Stated design to ABS, DNV and CCS standards
  • Compact, lightweight design for new builds and retrofits

Applications

  • Passenger ships, ferries, yachts and container ships
  • Offshore support vessels, drilling platforms and surveillance ships
  • Fishing boats and naval vessels

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