MJP DRB Double Reversing Bucket Waterjet Series

The MJP DRB (Double Reversing Bucket) series is a mixed-flow, high-efficiency waterjet with inboard hydraulics. Its split-duct reversing bucket gives added maneuverability and higher reversing speeds, and the duplex stainless steel pump is built to tolerate debris, sand and stones.

Key features

• Split-duct double reversing bucket for greater maneuverability and versatility
• Mixed-flow high-efficiency pump: maneuverability, acceleration and high top speed
• Hydraulics mounted inside the hull; suits small installation spaces and is highly customizable
• Built-in thrust bearing and floating drive shaft
• Maintenance- and corrosion-free construction; choice of GRP or metal intake

Technical data

• Power range: 1,250–6,000 kW (1,676–8,046 BHP)
• Body and pump unit: duplex stainless steel
• Intake: steel, metal or composite
• Vessel length: 26–200 m
• Models (max power / steerable weight): 400 DRB 1,250 kW / 548 kg; 450 DRB 1,500 kW / 750 kg; 500 DRB 2,000 kW / 910 kg; 550 DRB 2,500 kW / 1,050 kg; 650 DRB 3,000 kW / 1,450 kg; 750 DRB 4,000 kW / 2,200 kg; 850 DRB 6,000 kW / 3,570 kg
• Weights apply to standard configuration and vary with specification

Applications

Large commercial craft, governmental vessels, passenger ferries and yachts. Reference installations include a 49 m hospital ship with twin 850 DRB units, a 70 m high-speed passenger catamaran with four 850 DRB units, and a 25 m fireboat catamaran with twin 500 DRB units.