Mill Log Marine Product Line
Putting your horsepower to work through quality Marine transmission components.
Twin Disc Marine Products
Doen Water Jets

Marine Waterjets
100 Series | 200 Series
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DOEN Pacific Pty. Ltd., has been designing and manufacturing Doen Waterjet Propulsion Systems in Melbourne, Australia since 1970
Over 35 years of commercial operational, design and manufacturing experience, in conjunction with our ongoing Research and Development Programs, ensures that our current range of waterjet models offer outstanding performance and reliability. All models are built to meet the exacting standards of the marine classification societies.
Doen Pacific’s expertise in waterjet propulsion application and installation, ensures correct selection and matching of the Doen waterjets to marine engine combinations from 100 kW to over 3000 kW (120hp to over 4000hp)
The DOEN 100 Series range of models can be matched to engines from 100kW to 900kW. These commercially rated units employ the latest in Waterjet Propulsion technology developed over 35years of in field experience, together with our ongoing Research and Development programs. The DOEN 100 Series of waterjets can be installed as single, twin or triple jets in fibreglass, aluminium and steel hulls. They can also be supplied as booster jets.
The DOEN 200 Series range of models can be matched to engines from 500kW to 3000kW. These high performance units are specially designed for continuous commercial use in the most arduous operating environments. The DOEN 200 Series of waterjets can be installed as single, twin or triple jets in fiberglass, aluminium or steel hulls. They can also be supplied as booster jets. |
Torsional Control Products

Torsional Vibration Couplings
and Torque Limiting Coupling
When dependability and performance are a requirement, Torsion Control Products’ Spring Couplings are designed to meet your needs. |
These devices offer the following advantages in most applications:
Torsional vibration isolation
Resonance isolation
Overload and shock load protection
Noise attenuation
Improved bearing/gear life
Increased system durability |
Advantages of using Torsion Control Products' Spring Couplings:
All steel construction for long life
Lubricated and non-lubricated environments
Low rate/long life couplings
Temperature extremes do not affect performance or durability
Performance can be optimized for a given application
Multistage stiffness for optimized system tuning
Controlled coulomb damping
Drop-in replacement for original drive plates, no spacers required
Integral shaft support capability eliminates the need for additional bearing support |