Marine Controllable Pitch Propeller


About product

A controllable pitch propeller (CPP), also known as a variable pitch propeller, is an advanced marine propulsion systems that offer enhanced control and performance capabilities. Unlike fixed-pitch propellers, CPP blades can be rotated or adjusted to change their pitch angle while the vessel is in operation.

  • Precise control of propulsion characteristics through variable pitch adjustment.
  • Improved maneuverability, acceleration, deceleration, and fuel efficiency.
  • Ability to generate reverse thrust for precise maneuvering and docking.
  • Commonly used in larger vessels for precise speed control and maneuvering.

Additional information




larger vessels



Product Detail

Marine Controllable Pitch Propeller – Ship Propeller

The ability to vary the pitch angle of the propeller blades allows for precise control of the vessel’s propulsion characteristics. By adjusting the pitch, the variable pitch propeller can optimize its performance at different speeds, loads, and operating conditions. This versatility enables improved maneuverability, acceleration, deceleration, and fuel efficiency.

The adjustment of the pitch angle in a CPP is typically achieved through a hydraulic or electro-hydraulic mechanism. This system allows the operator to remotely control and adjust the pitch of the blades from the bridge or control center of the vessel.

One of the significant advantages of controllable pitch propellers is their ability to generate reverse thrust. By reversing the pitch angle of the blades, the ship propeller can redirect the water flow, effectively reversing the vessel’s motion. This feature is crucial for precise maneuvering, docking, and navigating in tight spaces.

Furthermore, controllable pitch propellers offer improved efficiency over a wide range of operating conditions. By adjusting the pitch to match the vessel’s speed and load requirements, the propeller can maintain optimal efficiency and reduce fuel consumption.

The Using Environment Of Variable Pitch Propeller

Variable pitch propeller is extensively utilized as ship propeller, especially in larger vessels such as ships and submarines, where the utmost precision in speed control and maneuvering is paramount. Their remarkable advantages shine in environments characterized by fluctuating conditions, such as ever-changing sea states, as well as during intricate docking procedures and maneuvering within confined spaces. As ship propellers, variable pitch propellers offer unparalleled flexibility and efficiency, making them an ideal choice for optimizing vessel performance in diverse operating scenarios.

The Disadvantage Of Controllable Pitch Propeller

While controllable pitch propellers (CPP) offer significant advantages, they also come with a few disadvantages that should be considered. Here are some drawbacks of controllable pitch propellers:

  • Higher Cost: This type of ship propeller is generally more expensive than a fixed-pitch propeller. It involves complex mechanical or hydraulic systems to adjust the pitch of the blades, which adds to the manufacturing and maintenance costs. The initial investment and ongoing maintenance expenses can be a limiting factor for some vessel owners.
  • Increased Maintenance Complexity: The intricate nature of the mechanisms involved in controllable pitch propellers leads to increased maintenance complexity. The hydraulic or mechanical components require regular inspections, servicing, and potential repairs. Maintenance procedures can be more time-consuming and require specialized expertise, adding to operational costs.
  • Larger Hub Diameter and Blade Root Section: Compared to fixed-pitch propellers, controllable pitch propellers often have larger hub diameters and thicker blade root sections. This design characteristic can result in increased drag and lower overall propulsion efficiency. The larger size and weight of the variable pitch propeller can also impact the vessel’s stability and maneuverability.
Know Who We Are

About our company

Zava Marine Corporation is a leading supplier of marine parts and components. With a strong focus on quality and customer satisfaction, we specialize in providing a comprehensive range of high-quality marine equipment and accessories. Our products include deck equipment, ship accessories, and various other essential components needed for smooth maritime operations.

With a global presence, we serve a diverse customer base, including shipbuilders, shipowners, offshore operators, and marine equipment distributors. We are committed to providing exceptional service and tailored solutions to meet our customers’ unique needs.


Zava Marine offers a comprehensive range of certifications for marine parts in accordance with international standards and regulations. These certifications include those provided by renowned marine classification societies such as Lloyd’s Register (LR), Bureau Veritas (BV), China Classification Society (CCS), Registro Italiano Navale (RINA), American Bureau of Shipping (ABS), Nippon Kaiji Kyokai (NK), and Det Norske Veritas – Germanischer Lloyd (DNV-GL). By collaborating with these esteemed societies, Zava Marine ensures that our certified marine parts meet the highest standards of safety, quality, and performance, instilling confidence in our reliability and compliance within the maritime industry.

The warranty provided by Zava Marine covers defects in materials and workmanship for a period of two years from the date of purchase. During this warranty period, if any marine parts purchased from Zava Marine exhibit issues or failures resulting from manufacturing defects or faulty materials, Zava Marine will take responsibility for repair or replacement of the affected parts. 

Zava Marine has recently opened new molds for European and North American clients, utilizing materials such as metal, ABS, PVC, and more. These successful mold opening projects allow us to provide customized marine parts and components that meet the specific requirements of our clients in these regions.

Typically, Zava Marine can ship samples within 7 days once the product drawing has been mutually confirmed by both parties. This efficient process ensures that customers can receive samples promptly, allowing them to assess the quality and suitability of the products.

Zava Marine frequently utilizes a wide range of materials in our projects. These materials include aluminum, stainless steel, carbon steel, copper, plastics, titanium, and PEEK (Polyether Ether Ketone). Each material offers unique properties and characteristics suitable for various marine applications. 

Yes, we provide customization services for marine parts. We understand that every project and application may have unique requirements, and we are committed to delivering tailored solutions. By collaborating closely with our clients, we can adapt our products to specific specifications, ensuring optimal fit, performance, and compatibility. Whether it’s modifying existing designs or creating entirely new parts, our customization services cater to the diverse needs of the maritime industry.

Absolutely! We offer product design and development services to support our clients’ needs. Our experienced team of engineers and designers can collaborate with clients from concept development to final product realization. By leveraging our expertise in marine engineering and design, we can provide valuable insights and innovative solutions. Whether it’s optimizing existing designs or creating entirely new products, we are equipped to assist clients in bringing their ideas to life efficiently and effectively.

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