Hydraulic gearbox Dong-i DMT-50A for marine engine
Saildrive and gearboxes
The Dong-i DMT50A marine transmission features an advanced and versatile design, suitable for a broad range of vessels. Standard equipment includes: Bell Housing (SAE 1, 2, 3, 4), Rubber Block Coupling (10"), Dual Stage Coupling (14" 11.5"), Propeller Coupling, Reamer Bolt, Manual Control Valve, Oil Cooler, and Cable Bracket. Options available include Manual Trolling Valve, Electronic Control Valve (12V, 24V), combination of both valves, and Mounting Brackets (Flat type, L type), allowing for complete customization to meet diverse maritime needs.
| Engine |
Manufacturer |
Clutch actuation |
Output º |
Red. |
| MINI-74 |
Dong-i |
Hydraulic |
0 |
3.12:1 |
| SM-103 |
Dong-i |
Hydraulic |
0 |
3.45:1 |
| Oil |
SAE 30 |
| Oil cap. |
3 L |
| Weight |
143 Kg |
| Max. Temp |
90 ºC |
| Gearbox type |
RECTO |
Reduction ratios
| Forward |
Reverse |
| 1.61:1 |
1.61:1 |
| 2.06:1 |
2.06:1 |
| 2.45:1 |
2.45:1 |
| 2.82:1 |
2.82:1 |
| 3.12:1 |
3.12:1 |
| 3.45:1 |
3.45:1 |
All reductions are available on 45 mm and 75 mm shaft (L).
