From automotive standards to high-performance marine engineering, TEC E MOUV pushes boundaries by integrating an 800V electric powertrain within an extreme marine environment.
By transferring automotive engineering to the marine sector, TEC E MOUV establishes a new benchmark for performance, power, and system integration.

Marine engineering enters a phase of technological acceleration
Energy transition, electrification of propulsion systems, environmental constraints, high-power electrical architectures, complex systems integration…
Marine engineering faces the same disruptions automotive did 10 years ago.
But with additional layers of complexity: a hostile marine environment, high energy density, and extreme performance demands.
Problems that we have mastered for years in the automotive industry.
We transfer our automotive expertise to marine applications

At TEC E MOUV, we don't start from a blank sheet.
We capitalize on years of systems engineering in highly demanding environments.
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Vehicle & system architecture, Mechanical, electrical, and thermal integration, High-voltage battery & power electronics, High-density thermal management.
A complete systems approach, directly transposable to marine applications.
The engineering challenges
PEPHYT is not a theoretical prototype.
It is a hub of real engineering challenges.

Complete powertrain retrofit
Replacing an internal combustion engine with an electric motor while respecting weight distribution balance

Adaptation of an automotive electric motor
Accounting for high-performance marine constraints

Integration of a complete and marinized system
Inverter, battery, cooling, control electronics

Mastery of high-power 170 kW 800V architectures
Dimensioning, integration, and control of a high-voltage system derived from automotive applications

Thermal engineering of high energy density
Management of heat flows at high loads in fresh / salt water environments

HMI development
Design of an onboard interface allowing real-time data collection, visualization, and analysis
This project showcases our ability to transfer the expertise developed in the automotive and transportation sectors to high-performance marine applications through innovative propulsion architectures, advanced system integration, and energy transition solutions.
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PEPHYT was developed in collaboration with IFP Energies Nouvelles (IFPEN).


