Hydraulic gearbox Dong-i DMT400H for Marine Engine

The DMT400H marine inverter from Dong-i, designed for speedboats, combines a compact size with powerful functionality, including an active PTO for additional hydraulic applications. This marine transmission with a hydraulic clutch is also ideal for twin-engine configurations, maintaining uniform reduction ratios in both forward and reverse gears. It has a weight of 660 Kg and an oil capacity of 9L. Built according to ISO9001 standards and with saltwater-resistant materials, the DMT400H guarantees silent and precise operation. Its optimized design includes tapered roller bearings to withstand maximum load, a permanently accessible metal oil filter, and the "GO HOME" emergency function, making this model a safe and efficient choice for high-speed vessels.
Engine Manufacturer Clutch actuation Output º Red.
Oil SAE 30
Oil cap. 9 L
Weight 660 Kg
Max. Temp 90 ºC

Reduction ratios

Forward Reverse
1.43:1 1.43:1
1.72:1 1.72:1
2.03:1 2.03:1
2.46:1 2.46:1
2.75:1 2.75:1

All reductions are available on 45 mm and 75 mm shaft (L).