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Grandson, Switzerland

Clean navigation

Professional boats with electric propulsion, for work and for the transport of passengers. The sun, their primary source of energy, makes them self-sufficient. Two options complete the range: the fuel cell, which extends endurance, and all-electric operation on batteries. Designed in Switzerland and built in Europe, they are in service on three continents.

Grove Boats SA Electro-solar boats Grandson, Switzerland

Boats built to last, and proving it since 1990.

Grove Boats SA designs and builds electric boats in Grandson, which it markets for passenger transport and nautical services. Set on the shore of Lake Neuchâtel, its workshop carries forward more than thirty-five years of expertise.

A single technical architecture combines electric propulsion and maintenance-free batteries with solar energy, the fuel cell, or both together. It serves professional operators, whether they carry passengers or maintain waterways, as well as private owners seeking straightforward navigation. The units are certified by the principal European classification societies, and some hulls launched in the 1990s are still in service.

40+units in operation

3continents

1990the first boat, still in service

30 yearsand more of daily service for some units

Aquabus

Passenger transport, from 12 to 85 seats, on a range of proven hulls. Each unit is configured to the project: tourism, public transport, hotel shuttle, or water taxi. Maintenance-free batteries rated for at least five seasons, photovoltaic panels with output guaranteed for more than twenty years.

View the Aquabus range

The Aquabus C60 “Solon” under way in Berlin on the day of its inauguration

SeaCleaner

Cleaning a body of water while releasing nothing into it: the first fully clean service boats for collecting floating waste, in harbours, lagoons, seafronts, and rivers. With a pilot on board, by remote control, or in autonomous mode.

View the SeaCleaner range

A SeaCleaner service boat at work in a marina

EE propulsion units

Since 1997, the yard has assembled its own propulsion units, the EE range, available in several sizes and power ratings: the original EE2, the EE50, and the EESlim. Each unit combines motor, electronics, and cooling. The electronics come from industry and every component can be replaced, which makes the units repairable.

The EE50 propulsion unit: finned motor, toothed-belt drive between two end plates

Integrator

According to the needs of each project, the yard selects and distributes equipment from third-party manufacturers, which it also installs on its own hulls and maintains: motors, outboards and pods, and onboard electrics. Shown here, a Kräutler installation with two electric motors.

Kräutler installation with two electric motors in the engine compartment of an electrified unit

Services

Naval architecture, electrical engineering, and hybrid powertrains, from the feasibility study to full project management, including when construction takes place at another yard. And the refit of existing units, electrification and upgrading, from the 1974 Solar Craft 1 to PlanetSolar II on Lake Titicaca.

Numerical simulation of a catamaran: free-surface elevation and wake around the two hulls

What we do

What guides our choices

Clean is not enough: it must last. The longevity of the units, the transfer of knowledge to the crews who operate them, respect for living things, and the social reach of each boat govern the technical trade-offs, from the lines of the hull to the choice of a component.