Large-Scale Propulsion. Precision Control. Built to Perform.
The HTX42 is the most powerful waterjet in HamiltonJet’s HTX lineup, delivering exceptional thrust and agility for high-demand marine applications. Engineered with advanced mixed-flow hydrodynamics, fully integrated AVX controls, and ultra-durable components, the HTX42 combines brute strength with refined performance—making it the definitive solution for vessels operating at scale.
With speeds exceeding 50 knots, high-efficiency design, and unmatched reliability, the HTX42 redefines what’s possible in large waterjet propulsion.
- Authorized Distributor
- Genuine Parts
- Service and Support
Performance at a Glance
- Max Power: 1300 kW at 1950 rpm
- Speed: 50+ knots
- Efficiency: 4% higher high-speed efficiency than prior models
- Thrust: 20% increase in peak bollard pull
- Low-Speed Precision: 7-knot improvement in minimum speed
- Weight: 863 kg (dry), with 58 kg transition duct and 9.7 kg hydraulic oil capacity
Key Engineering Features
- Advanced Mixed-Flow Pump: For smoother, more powerful thrust
- AVX Controls Only: Seamless integration with HamiltonJet’s most advanced control platform
- Fully Integrated Hydraulics: Compact inboard layout minimizes installation complexity
- Marine-Ready Materials:
- Cast marine-grade aluminum (EN AC 44100) across intake, nozzle, and steering systems
- 255 super duplex stainless steel mainshaft for ultimate strength
- Replaceable wear rings and CF8M cast stainless steel impellers
- High-energy aluminum anodes for extended corrosion resistance
Authorized Distributor
Palmer Johnson is an authorized distributor and service provider for HamiltonJet products.
Service and Support
Seven master rebuild centers, eleven full-service centers, and an extensive dealer network to serve you.