Electric Winch Gear Box

About product

The electric winch gearbox designed for marine winches is a specialized gear transmission system that combines the advantages of helical gears with the option of a single-stage, two-stage, or three-stage speed reducer configuration.

Featuring helical gears, this gearbox ensures smooth and efficient operation, providing excellent torque transmission and reduced noise levels. The helical gear design with its oblique teeth allows for gradual engagement, resulting in a smoother power transmission process.

Additional information

Output Speed




Product Detail

The electric winch gearbox is a crucial component of an electric winch system. It is responsible for transmitting power from the motor to the winch drum, enabling the winch to perform lifting, pulling, and winding operations.

The gearbox is designed to withstand the demanding conditions of marine environments. It is typically constructed with corrosion-resistant materials and sealed to prevent water ingress, ensuring reliable performance even in harsh saltwater conditions.

Versatile Speed Reduction Options for Marine Winch Gearbox

Tailored for marine winch applications, the gearbox offers different stages of speed reduction:

  • Single Stage: The single-stage speed reducer consists of a single gear set, typically comprising a pair of helical gears. It provides a moderate speed reduction while increasing torque. This configuration is suitable for marine winches that require a relatively lower gear ratio.
  • Two Stage: The two-stage speed reducer incorporates two sets of gears. The input power first passes through the first gear set, which further reduces the speed and increases the torque. The output from the first stage then drives the second gear set, resulting in an additional reduction in speed and an increase in torque. Two-stage gearboxes are commonly used in marine winches where higher gear ratios and greater torque outputs are necessary.
  • Three Stage: The three-stage speed reducer consists of three sets of gears. The input power sequentially passes through each stage, with each stage further reducing the speed and increasing the torque. The three-stage configuration offers the highest gear reduction ratio and torque output among the options available. It is ideal for marine winches that require significant speed reduction and high torque capabilities, such as those used for heavy-duty lifting and pulling operations.


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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