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Designed to eliminate up to 95% of boat roll on ~45’ - 54’ vessels, up to ~25 tons, the Seakeeper 7HD is completely internal, requires only modest electrical power, and can be installed virtually anywhere on board.

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Optimized for ~55’ - 64’ boats, up to ~35 tons, the Seakeeper 12HD is designed to eliminate up to 95% of boat roll. Our gyros are completely internal, require only modest electrical power, and can be installed virtually anywhere on board.

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The Seakeeper 20HD is optimized to eliminate up to 95% of boat roll on boats ~65 - 74 feet, up to ~60 tons. Unlike traditional external fins, the Seakeeper 20HD requires only modest electrical power and has no external appendages, and can be installed virtually anywhere on board.

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The Seakeeper 30HD is built to eliminate up to 95% of boat roll on vessels up to ~85 tons. Larger vessels can be fitted with multiple units to achieve optimal results. Unlike traditional external fins, the Seakeeper 30HD requires only modest electrical power and has no external appendages—meaning no drag or risk of snags.