Tunnel Thrusters

Our tunnel thrusters are fitted with the standard Hydromaster lower gearbox. Using a large reduction allows for relatively large propeller diameters, producing more thrust at a lower input power. Standard fitted with a stainless steel wear ring in a steel or aluminium tunnel.


HYDROMASTER electric driven tunnel thruster
Electric Driven
Complete with variable speed drive and vertical IMV1 or IMB3/B5 horizontal electric motor.
HYDROMASTER hydraulic driven tunnel thruster
Hydraulic Driven
Fitted with a hydraulic motor, available as a complete package c/w pump-motor or engine combination & tank unit.
HYDROMASTER engine driven tunnel thruster
L drive or Z drive configuration connected with a Cardan shaft to a diesel engine fitted with a reversible gearbox.

Remote Control Panel
Drop in control panel for installation in the wheelhouse desk(s). Offering full functionality with push buttons for proportional speed control to PS & SB, emergency stop, LCD screen with alarms and monitoring, thrust indication, dimmer and buzzer.