Robust design and easy onboard maintenance.
Withstands continuous duty in workboat, dredger applications.
Fully works tested, reliable and simple to install.
Reverse reduction marine transmission with hydraulically actuated multi-disc clutches.
Case hardened and precisely ground gear teeth for long life and smooth running.
Robust cast iron casing for direct or remote mounting.
Emergency “get home” capability.
Design, manufacture and quality control standards comply with ISO.
Suitable for twin installation with 100% rated power in ahead and astern condition.

Heavy duty - Work boat, Fishing boat, Trawler, Tug boat, Push boat, Ro-Ro ferry, Tanker.

– Durable structure of driving gear bearing
– Thruster bearing for Output shaft
– Marine reduction gearbox with hydraulic clutch.
– Suitable for twin engines with the same reduction ratio as forward/reverse.
– Design and strict quality management according to ISO9001 standards.
– Use of seawater resistant castings.
– Quiet operation with precise gearing.
– Tapered roller bearing application considering maximum thrust.
– Compact design, minimal appearance in its class.
– Permanently available oil filter(metal) applied.
– GO HOME(emergency bolt application) function.

Twin Disc's marine products include transmissions (such as QuickShift and Marine Control Drives), Arneson Surface Drives, Veth Thrusters, Steering systems, electronic control systems, and power take-offs (PTOs) designed for various marine vessels, from pleasure craft to commercial and military ships. These products optimize a vessel's performance, productivity, and efficiency by managing and transmitting engine power, and they are supported by a global service and supply network for OEMs and end-users. Twin Disc is the proud owner of Katsa, Veth, Kobelt, Rolla and Arneson.

Robust design and easy onboard maintenance.
Withstands continuous duty in workboat, dredger applications.
Fully works tested, reliable and simple to install.
Reverse reduction marine transmission with hydraulically actuated multi-disc clutches.
Case hardened and precisely ground gear teeth for long life and smooth running.
Robust cast iron casing for direct or remote mounting.
Emergency “get home” capability.
Design, manufacture and quality control standards comply with ISO.
Suitable for twin installation with 100% rated power in ahead and astern condition.