Blue Water Catamaran
Lonna — Antares 44 Case Study.
Commissioned in December 2022, Lonna pairs twin Yanmar 3JH40 diesel engines with a custom 40 kWh lithium battery bank for silent blue-water cruising and off-grid power.
Vessel & System Overview
Lonna is an Antares 44 ocean-going catamaran featuring a twin parallel hybrid propulsion system. The installation provides complete redundancy, robust regeneration while sailing, and whisper-quiet electric motoring for coastal and anchorage maneuvers.
Vessel Model Antares 44 Catamaran
Commission Date December 2022
Diesel Engines Twin Yanmar 3JH40
Energy Storage 40 kWh Lithium Bank
System Architecture: Twin shaft parallel hybrid system layout for blue-water sailing catamarans.