Motor boat water-jet drive HJ280

for AUVsfor search and rescue boatfor patrol boats

Product Overview
The HJ280 is a compact waterjet propulsion unit delivering up to 320 kW (429 HP). It features a 280 mm impeller and is engineered for vessels with up to 8 t displacement. The enclosed waterjet eliminates an exposed propeller, enabling operation in shallow or debris-prone waters.

Key Specifications

• Impeller diameter: 280 mm
• Maximum power: 320 kW (429 HP)
• Maximum RPM: 3,000
• Vessel displacement capacity: up to 8 t
• Control mode: Hydraulic control
• Installation: Modular installation
• Dry weight: ~195 kg
• Overall dimensions (L×W×H): 1,570 × 525 × 710 mm
• Material: High-strength marine aluminum alloy (with stainless steel components)

Key Advantages

• High power output suitable for high-speed marine operations
• 280 mm impeller for efficient water flow and thrust
• Hydraulic control for precise steering and reliable reverse
• Marine-grade aluminum alloy construction to reduce weight and resist corrosion
• Modular design for simplified installation and maintenance
• Compatible with vessels up to 8 t displacement

Applications
Designed for high-speed rescue boats, patrol boats, workboats, motorboats, unmanned surface vessels (USVs) and survey vessels up to 8 t displacement.

Compatible Engine
Pairs with diesel or gasoline engines in the 300–450 HP range to form a complete propulsion package.

Technical Details

• Code: HJ280-WJP
• Series: HJ
• Model: HJ280
• Denomination: Waterjet propulsion system
• Impeller diameter: 280 mm
• Maximum power: 320 kW (429 HP)
• Maximum RPM: 3,000
• Vessel displacement capacity: 8 t
• Control mode: Hydraulic control
• Installation method: Modular installation
• Dry weight: ~195 kg
• Overall dimensions: 1,570 × 525 × 710 mm (L×W×H)
• Material: Aluminum alloy + stainless steel (high-strength marine aluminum alloy)
• Color: Black