Practical Sailor · video

What this video covers

The Tortue 147 is a 48-foot aluminium exploration catamaran built by the Cataruga shipyard in Tanzania.1:20 Designed for autonomy rather than speed, the vessel features 8-to-10-millimetre thick aluminium plating without balsa coring.2:02 The hull incorporates bulbous bow tips to reduce pitching and long stern tails for longitudinal stability.2:35 Long keels and protected rudder skegs allow the boat to sit flat on the seabed during low tide.2:47 Propulsion consists of two 57-horsepower diesel engines paired with two 10-kilowatt electric motors.3:20 The electrical system includes 5.5 kilowatts of solar panels feeding a 65-kilowatt-hour lithium battery bank.4:15 Tankage capacities reach 1,100 litres of diesel and 1,200 litres of water, supported by a 100-litre-per-hour water maker.3:48 The interior layout offers three cabins with up to nine berths and a suspended cockpit balcony.5:08 With a base price of approximately 2 million, the design prioritizes structural durability and off-grid endurance over racing performance.6:27

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