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HamiltonJet HJ Series Waterjets

The HJ Series comprises a range of highly efficient inducer style waterjets which can usually be applied directly driven from a marine engine and are suitable for propelling craft at speeds ranging from zero to up to 50 knots and typically in length up to 20 metres.




Standard 5° Intake Block Option


Optional 0° Intake Block Option (available with selected waterjet models only)

Note: The 0° Intake Block option positions the waterjet parallel to the hull bottom, allowing a reduced engine installation height when using a drop-centre gearbox.



HJ Series Power/RPM Envelopes



HJ212 Waterjet

Designed principally for Trailerable boats using petrol engines, the HJ212 is the most popular waterjet unit in the world. Setup options include a close coupling system to keep space taken by the engine/waterjet to a minimum, and the "Turbo" impeller, specifically designed for use in highly aerated water, such as river rapids and surf conditions.

View the HJ212 Sales Brochure

HJ213 Waterjet

The diesel engine equivalent of the HJ212 featuring more robust construction, comprehensive anode protection and hydraulic pump, cooler and cylinder for reverse control.

HJ241 Waterjet

Bridging the gap between the HJ213 and the HJ274, the HJ241 offers better load carrying capability than the smaller models using the same engine power range.

HJ274 Waterjet

The most successful commercial waterjet in the world, the HJ274 is without comparison in terms of performance, reliability and value for money.  Continuing the legacy created by the popular 1031 waterjet, the HJ274 has proven to be highly verstile in a wide range of work and pleasure applications.

HJ292 Waterjet

Another highly versatile waterjet popular for commercial and pleasure applications.  The HJ292 is also the smallest HamiltonJet waterjet available with blue ARROW controls.

HJ322 Waterjet

The HJ322 is fast becoming the propulsion of choice for the wasve of 9-10m RIBs now joining Coast Guard and rescue organisations around the world.  Providing excellent towing power and cavitation resistance, as well as high speed performance, the HJ322 can also be fitted with blue ARROW controls for enhance manoeuvrability.

HJ364 Waterjet

HamiltonJet's most recent addition to its product range, the HJ364 replaces the HJ362 and incorporates many of the improved design features introduced with the HJ403.


HJ403 Waterjet

More compact installation, improved reverse control and superior performance are all features of the HJ403 compared with its predecessor the HJ391. 

Watch the animated video of how the HJ403 is assembled