Ewol Propeller - Gemini 4 Blades EnergyMatic (Stainless Steel) w/ Sail-Drive ZF-15 - Blade Dia: 30 in (762 mm)

The E4 Gemini represents the evolution of innovation in the marine propeller industry. Featuring a robust, all-steel Super Duplex construction, this propeller is designed to optimize the efficiency and maneuverability of medium and large boats.

Its 4-blade configuration offers numerous advantages: these allow for more even load distribution and total cancellation of vibrations, ensuring smooth and quiet sailing. The Gemini also provides greater traction and acceleration, enabling quick response to maneuvers and improved performances in all sailing conditions.

Each Gemini propeller is custom-made to meet the unique specifications of your boat. Thanks to our cutting-edge technology and years of industry experience, we can customize your propeller to ensure maximum efficiency and the achievement of superior speed performance, while ensuring safe and comfortable boating.

We are proud to offer a product that provides reliability, durability and customer satisfaction. Relying on the Gemini propeller from to enhance your boat’s sailing experience is a safe move. Discover the power, efficiency and stability of this innovative and solid propeller. Contact us today for more information and a personalized consultation.

What is EnergyMatic?

EnergyMatic is a sustainable and high-performance propeller designed for electric, hybrid, or diesel-powered boats. Its innovative features include automatic feathering for minimal drag, hydrogeneration for battery charging while sailing, and improved boat handling in various conditions. The enclosed gear drive prevents marine growth from affecting smooth blade rotation, while the micrometric pitch-setting device allows for precise adjustments. Additionally, EnergyMatic's central pinion gear ensures consistent blade orientation to avoid vibrations. Installation, removal, and maintenance are straightforward, making EnergyMatic a reliable choice for enhancing boat performance.

Benefits of Ewol Propellers:

• Significant improvement in manoeuvrability.
• Increased sail speed.
• Motor speed optimization.
• Easy assembly and disassembly, even in water.
• Micrometric adjustment of the pitch from the outside.
• Very high corrosion resistance, built of stainless steel super-alloys.
• Dynamic balancing to cancel out vibrations.
• Sockets and interchangeable parts for unmatched lifespan.
• Versions with Titanium blades available.
• FlexDrive version with anti-shock joint.
• Three-year warranty on manufacturing defects.
• 100% quality control of all propellers.

Benefits of EnergyMatic

• Automatic feathering mechanism.
• Hydro-generation of electric power on recharge position.
• Improves boat speed under sail & under power.
• Improves backwards thrust and reduces prop walk.
• Underwater installation or pulling in 5 minutes.
• Underwater pitch-setting in 20 seconds.
• Vibrations free thanks to synchronized blade alignment and dynamic balancing.
• High-Grande Stainless Steel construction.
• Smooth shifting from forward to backward preserving gear-box integrity.
• Interchangeable wear bushings.
• Built-in extraction device.