Starting at $52,600.00

 Packing even more punch, the Seakeeper 4.5  eliminates roll on boats ~40-45 in a smaller, lighter package. It delivers 50% more stabilizing power than the Seakeeper 3 and runs on AC power for boats equipped with a generator.   

(not including installation in price)

Max Rated Speed 9,300 RPM

Angular Momentum at Max Rated RPM 4,500 N-M-S

Max Anti-rolling Torque at Max Rated RPM 11,780 N-m

Spool-up Time to Max Rated RPM35 minutes (9,300 RPM)

Spool-up Time to Stabilization: 19 minutes (6,975 RPM)

Power Consumption

Spool-Up Power 1,950 Watts Max

Operating Power 950 – 1,600 Watts

Operating Power Input208-230 VAC @ 20 Amps, 50/60 Hz

Control Power120 Watts Max

Control Power Input12 VDC @ 15 Amps Max

Seawater Pump Power Input12 VDC @ 15 Amps Max Weight736 lb ( 333.8kg)

Envelope Dimensions26.56 L x 28.05 W x 20.15 H (inches) 0.675 L x 0.713 W x 0.512 H (meters)

Noise Output<72 dBC @ 3.3 feet (1 meter)

Seawater Supply to Heat Exchanger 2.5 GPM (9.5 LPM) Minimum 

4 GPM (15.2 LPM) Maximum

Ambient Air Temperature32F – 140F (0C – 60C)