Seakeeper 3 specs
The Seakeeper 3 is perfect for boats between 36 and 39 feet, operates entirely on 12V DC power, and can be installed almost anywhere on board for maximum flexibility.
$39,300 ( MSRP 2025)
AVG INSTALL COST $19,700
AVG TOTAL COST $59,000
*Seakeeper price does not include applicable taxes, shipping, or potential yard and transport fees, which may vary by location.
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Key Specifications:
- Boat Size Compatibility: 35–41 feet | Up to 10.5 tons
- Power Source: 12V DC required
- Unit Weight: 550 lbs (249 kg)
- Dimensions: 27″ L x 27″ W x 23″ H
- Warranty: 2 years or 2,000 hours (whichever comes first)
Extended warranty available
Performance:
- Maximum Rated Speed: 8,450 RPM
- Angular Momentum (Max RPM): 3,000 N·m·s
- Anti-Rolling Torque (Max RPM): 7,853 N·m
- Spool-Up Time to Max RPM: 50 minutes
- Time to Stabilization (7,185 RPM): 36 minutes
Power Consumption:
- DC Input: 12V DC @ 30–85 Amps
- Spool-Up Power: Up to 900 Watts @ 12V DC
- Spool-Up Current Draw: Up to 85 Amps
- Operating Power: 400 – 900 Watts (depending on sea conditions)
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