Boat water-jet drive 1000-2000 hp
max. 1475 hp | ULTRAJET 525 ULTRA Dynamics

The NEW ULTRAJET 525 with a 525mm (20.7") diameter impeller provides higher
thrust per horsepower when matched to modern engines in the 500-1100 kW range.
The UJ525 is the latest in the range of high performance UltraJet drives developed for
commercial, pleasure and military craft.SINGLE STAGE design utilising four or ﬁ ve
blade impellers to match the speciﬁ ed engine power at a range of input speeds.
The UltraJet 525 is derived from the Ultra and Dowty jet drive range used in military
and commercial applications. The hydrodynamically designed UJ525 incorporates
an efﬁ cient and robust axial ﬂ ow pump, reverse and steering controls, and is the
culmination of over 45 years of research, development and practical experience.