Powerful, efficient, and exceptionally well-equipped, the Hidea HDEF50 EFI is a 50HP four-stroke outboard built to go the distance. Featuring a robust 4-cylinder engine with DELPHI’s advanced Electronic Fuel Injection (EFI) system, this model delivers instant throttle response, optimized fuel economy, and smooth, reliable starts every time.

Its quiet operation—thanks to the Reverse Exhaust Relief system—means you can enjoy peaceful cruising, while the engine alert system safeguards your investment by monitoring temperature, oil pressure, and critical performance indicators.

What sets the HDEF50 EFI apart is its attention to durability and user convenience. With a six-layer PPG paint coating for corrosion resistance, a larger oil reservoir for optimal lubrication, and a high-output alternator for reliable charging, this outboard is built for long-term performance. Additional highlights include a sleek design, through-prop exhaust, remote control capability, and a generous 24L fuel tank.

For smooth handling, impressive fuel savings, and hassle-free operation, the HDF50 EFI delivers.

Hidea HDEF50 features

• ECU electronic fuel injection control system, more complete combustion, better emissions and fuel economy performance
• High temperature, high cold and high altitude “three highs” precise adjustment, good environmental adaptability and starting performance
• Industry-leading anti-corrosion technology, good resistance to seawater corrosion
• Two gearboxes with large and small speed ratios are available for leisure and commercial markets
• The rear-operated machine is equipped with a multi-functional large rear-operated handle for easier operation
• EU CE and US EPA certification