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Seakeeper®

Seakeeper 1

Boat Size Range

7-9m (~23-30’)

Boat Weight

up to ~5.5 tons

Seakeeper 2

Boat Size Range

9-11m (30’-36’)

Boat Weight

up to ~8 tons

Seakeeper 3

Boat Size Range

10.5-12.5m (35’-41’)

Boat Weight

up to ~11 tons

Seakeeper 4

Boat Size Range

11.5-13.5m (38-44’)

Boat Weight

up to ~16 tons

Seakeeper 4.5

Boat Size Range

12-14m (40’-46’)

Boat Weight

up to ~18 tons

Seakeeper 6

Boat Size Range

13.5-16m (44’-53’)

Boat Weight

up to ~24 tons

Seakeeper 9

Boat Size Range

15-18m (50’-60’)

Boat Weight

up to ~30 tons

Seakeeper 10.5

Boat Size Range

16-19m (50’-62’)

Boat Weight

up to ~36 tons

Seakeeper 14

Boat Size Range

17-20m (55’-68’)

Boat Weight

up to ~45 tons

Ideal for 15-18m (50’-60’) Boats

Seakeeper 9

The Seakeeper 9 isn't just a stabiliser; it's a revolution! This innovative product transformed the boating experience forever.

Designed for boats ranging from 15-18 meters (50-60 feet) or up to 30 tons, the Seakeeper 9 eliminates up to 95% of boat roll. Say goodbye to seasickness and hello to a smoother, more enjoyable ride for everyone on board.

Technical Specifications

Max Rated Speed

9,000 RPM

Angular Momentum at Max Rated RPM

9,000 N-M-S

Max Anti-rolling Torque at Max Rated RPM

18,890 N-M

Spool-up Time to Max Rated RPM

55 minutes (9,000 RPM)

Spool-up Time to Stabilization

28 minutes (6,750 RPM)

Power Consumption

Spool-Up Power

3,000 Watts Max

Operating Power

1,250 – 2,000 Watts (Sea State Dependent)

AC Power Input

20 Amps @ 208 – 230 VAC
50/60 Hz, Single Phase

Control Power

240 Watts

Control Power Input

24 VDC @ 10 Amps Max

Seawater Pump Power Input
Over Current Protection based on installed pump rating

24 VDC @ 10 Amps Max

Weight

550kg (1,210lbs)

Envelope Dimensions

850 L x 900 W x 720 H (mm)
33.5 L x 35.6 W x 28.3 H (inches)

Noise Output

<70 dBC at 1 meter

Seawater Supply to Heat Exchanger

4 GPM (15.1 LPM) minimum
8 GPM (30.3 LPM) maximum

Ambient Air Temperature

0C – 60C (32F – 140F)

Drawings
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Resources

Seakeeper 18

Boat Size Range

18.5-23m (60’-75’)

Boat Weight

up to ~60 tons

Seakeeper 26

Boat Size Range

21.5-26m (70’-85’)

Boat Weight

up to ~75 tons

Seakeeper 40

Boat Size Range

26-33m (85’-110’)

Boat Weight

up to ~115 tons

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