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AJ 340


The AJ 340 is a lightweight, compact and highly efficient commercial waterjet. Cavitation limits are the highest in class due to Alamarin-Jets leading hydrodynamic design, without reducing top speed capabilities. AJ 340 is suitable for large military and commercial fast craft, as well as pleasure craft applications.

Features include: Conical impeller housing, Oil lubricated main bearing, Integrated oil cooler, 0º and 5º installation angle options, Universal hydraulic system.

Engine Features & Specifications

Alamarin-Jet Maximum vessel displacement:
7500kg / 16 535lbs

Maximum input power:
550 kW / 750 HP

Jet weight:
245kg / 540lbs

Pump type:
Mixed flow

Maximum impeller shaft RPM:
3300 1/min

Maximum impeller diameter
335mm / 13.2?

Reverse deflector control:

Jet construction:
Aluminium / Stainless Steel

  • Alamarin-Jet Spare Parts

    • Dedicated Alamarin - Jet Team of Specialists
    • Close Partnership with Alamarin - Jet with full access to the OEM supply chain
    • Extensive Alamarin - Jet spare parts inventory
    • Competitive pricing and minimal turn around times
  • Alamarin-Jet Spare Parts

    Alamarin-Jet Spare Parts

    Find out more about our extensive spare parts inventory.


  • Factory-approved Alamarin - Jet Service

    • Short turn around times for emergency service in the Americas
    • Factory-trained and experienced technicians
    • Installation of complete units
    • Retrofits and upgrades of existing equipment
  • Alamarin - Jet Service

    Alamarin - Jet Service

    Find out more about our engine and auxiliary services.


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Ready to serve you
Full service locations in Southeast, the Mid-Atlantic, the Gulf Coast and the Pacific Northwest, plus a network of local representatives throughout the Americas and the Caribbean.

Estamos Disponible Para Servirle
Instalaciones de servicio completo en el Sureste; Costa Noroeste, y El Golfo. Además una red de agentes en
América Latina y el Caribe.