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The Belassi Marine Powertrain is a compact, high-performance marine powertrain developed and manufactured in Austria for OEMs, system integrators and boat builders. Delivering up to 400 hp from only 118 kg, it offers one of the best power-to-weight ratios in its category, enabling exceptional acceleration, high torque and outstanding performance from a remarkably compact package.
Designed for compact jet boats, tenders, high-performance craft and unmanned surface vessels (USVs), the MPU combines proven engineering with simplified integration. Together with the optional Belassi Jet Pump and Remote Interface Kit (RIK), it provides electronic control, remote operation capability, real-time diagnostics and seamless integration with modern vessel control systems.
With full engineering support, standardized interfaces and a plug-and-play approach, the Belassi MPU helps customers reduce development time, lower integration complexity and bring innovative marine products to market faster.
Belassi is an Austrian developer and manufacturer of high-performance marine propulsion systems for compact watercraft, jet boats and unmanned surface vessels (USVs). Unlike most companies in the industry, Belassi develops and assembles its own engines, jet propulsion systems and electronic control solutions in-house, ensuring full control over performance, reliability and integration.
At the core of the portfolio is the Belassi Marine Power Unit (MPU), a compact, lightweight powertrain designed to deliver exceptional power-to-weight ratio, high torque and simplified installation. Combined with the Belassi Jet Pump and Remote Interface Kit (RIK), the system enables rapid integration, remote operation and seamless communication with modern control systems.
Belassi supports OEMs, system integrators and vessel builders with a complete propulsion platform, reducing development time and technical complexity. The result is a scalable solution that helps customers bring high-performance, remotely operated and mission-ready marine products to market faster and with greater confidence.