Zinc Anode Rod


About product

Marine zinc anode rods are versatile corrosion prevention devices used in various water-based systems, including water heaters, heat exchangers, evaporators, boilers, and other equipment. In addition to their primary function of protecting metal components from corrosion.

Additional information


Zinc alloy


water heater, heat exchanger, evaporator, boiler and other equipment

Product Detail

The Working Principle Of Marine Zinc Anode Rod

The zinc anode rod in a water heater works through sacrificial corrosion. Made of a more reactive metal than the water heater’s components, it sacrifices itself to protect them. When submerged in water, the anode rod undergoes intentional corrosion, releasing electrons into the water. This creates an electric current that flows through the conductive path of the water and the metal parts of the heater. By corroding, the zinc anode rod diverts corrosive attacks away from the steel tank and heating elements, preventing their corrosion. Regular inspection and replacement of the anode rod are essential to ensure continued protection. As the anode rod depletes over time, a new one must be installed to maintain effective corrosion prevention for the water heater.

Zinc Anode Rod Features

  • Softening Water Quality: The presence of zinc anode rods in water-based systems can help to mitigate the effects of hard water by reducing the concentration of minerals that cause scaling and buildup. This leads to improved water quality and reduced maintenance requirements.
  • Sewage Decontamination: Zinc anode rods have the ability to aid in the decontamination of sewage or wastewater by promoting the breakdown of organic matter and reducing foul odors. This helps maintain a cleaner and more sanitary environment within the system.
  • Prolonging Service Life of Main Engine: By effectively protecting key components, such as heat exchangers and boilers, from corrosion, marine zinc anode rods contribute to the overall longevity and performance of the main engine. This leads to reduced repair and replacement costs and ensures smooth operation.

Zinc Anode Rod Parameter

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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Zava Marine