Outstanding Performance for the best Experience

marine engines



Takes up little space, so more space for maintenance or an extra engine. The best in: “Power to Room” ratio.


Light Weight

The ingeniously built Diemmax engines are lightweight and smooth running and so beneficial for all craft. The best in: “Power to Weight” ratio.



The Diemmax engines are smooth and quiet running diesel engines. 

Reliable and Economic

In addition to being safer (less flammable), the Diemmax engines are also more economical and durable and have a significantly longer life than petrol engines.




520-600 HP

The lightweight and smooth running Diemmax V-12 diesel engine is an extreme advantage in his class. Very quiet and every kilo counts!


250-350 HP

The Diemmax D6LR delivering leading acceleration and top end responsiveness.

Why Diemmax?

Mission statement

We want to be the marine engine manufacturer who continues to improve through innovation and technology.

Vision statement

In the coming years, we will set a new standard in marine engine power for the customer and let them experience comfort.


Light Weight

Best Power-to-Weight ratio in every class.


quiet engine Smooth Running

250 – 600 Hp (186 – 447 kW)


Compact Dimensions

Room for extra engine or other equipment. Fits in many different crafts.


Premium Engine line

High Class look-and-feel.


Diesel Engines

Safe and Economic. 

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