MGDUFF specializes in marine cathodic protection products designed to reduce galvanic corrosion of underwater metal components. The company supplies sacrificial anodes for hulls, shafts, propellers, engines, outdrives, saildrives, bow and stern thrusters, as well as other marine equipment.

The MGDUFF product range includes zinc anodes for salt water, aluminium anodes for salt and brackish water, and magnesium anodes for fresh water. A wide selection of configurations and applications allows MGDUFF anodes to be used across different types of boats, yachts, propulsion systems, and marine installations.
Fast deliveries of yacht equipment, calculation, selection of analogues and spare parts. Send us your request and we will contact you ASAP with a solution. We deliver in Cyprus, throughout Europe and worldwide. More than 10 years of experience.
Email us: info@yacht-supply24.com or fill our Feedback form. You can also fill out the "Ask a question" form on the right or at the bottom of the page.
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1-2 weeks delivery time The MG Duff ZSC Zinc Propeller Shaft Ring Anodes are designed to provide sacrificial corrosion protection for marine propeller shafts. Manufactured from zinc, the range includes four models for shaft diameters of 25, 30, 35 and 40 mm. The ZSC25 and ZSC30 have an external diameter of 63 mm, while the ZSC35 and ZSC40 measure 76 mm in external diameter. All four models have an overall length of 32 mm. The ZSC25 features a steel core designed to prevent loosening around the shaft and is specified for saltwater use. Available models: ZSC25, ZSC30, ZSC35 and ZSC40. Supplied individually. |
$ 45.32
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1-2 weeks delivery time The MG Duff 40AHD Aluminium Anode is a rectangular sacrificial anode designed to provide corrosion protection for boat hulls and rudders. Manufactured from aluminium, the anode measures 200 mm in length, 100 mm in width and 40 mm in height. It features two recessed mounting holes with a centre-to-centre spacing of 110 mm for bolt-on installation. |
$ 101.93
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1-2 weeks delivery time The MG Duff 40ZHD Zinc Block Anode is a rectangular sacrificial anode designed to protect boat hulls and rudders against galvanic corrosion. Manufactured from zinc, the anode measures 200 mm in length, 100 mm in width and 40 mm in height. It features two recessed mounting holes with a centre-to-centre bolt spacing of 110 mm for bolt-on installation. Product number 40ZHD, EAN 8720193084213. Supplied individually. |
$ 101.93
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1-2 weeks delivery time The MG Duff CM89949Z Zinc Bracket Anode is a sacrificial anode designed to protect boat metal components against galvanic corrosion. Manufactured from zinc, it features a formed bracket-style body with angled mounting sections for marine installations. The zinc anode provides sacrificial corrosion protection, helping to preserve electrically connected metal components. Manufacturer part number CM89949Z, EAN 0628309113698. Supplied individually. |
$ 74.04
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1-2 weeks delivery time The MG Duff Stainless Steel 316 Stud Assemblies are designed for mounting sacrificial anodes on steel vessels. Available in M10C and M16C versions with M10 and M16 threaded studs respectively, both assemblies feature fully welded construction and an uncoated, paint-ready finish. Each assembly is supplied complete with nuts and washers. The M16C has a specified length of 40 mm. Manufactured from AISI 316 stainless steel for corrosion resistance in marine applications, these mounting assemblies are supplied individually. |
$ 15.43
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1-2 weeks delivery time The MG Duff Stainless Steel 316 Stud Assemblies are designed for marine mounting applications and are available in two thread sizes: M10 (M10BSS) and M16 (M16BSS). Both models feature a stud length of 110 mm and are supplied complete with nuts and washers. Manufactured from corrosion-resistant 316 stainless steel, the M16BSS is additionally specified as A4 marine grade and suitable for wooden and polyester vessels. The assemblies are supplied individually, with EAN codes 5060333960391 for M10BSS and 5060333960438 for M16BSS. |
$ 35.25
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1-2 weeks delivery time The MG Duff CM865182A Aluminium Spherical Anode is designed to provide sacrificial corrosion protection for marine metal components. Manufactured from aluminium, the anode features a rounded body measuring 53 mm in diameter and 61 mm in length. Its specified mounting dimensions are 5/16"-18 × 1 1/2". The anode is designed for marine applications and helps protect electrically connected metal components against galvanic corrosion. Product number CM865182A, EAN 0628309123291. Supplied individually. |
$ 43.19
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1-2 weeks delivery time The MG Duff CM865182Z Zinc Spherical Anode is designed to provide sacrificial corrosion protection for marine metal components. Manufactured from zinc, the anode features a rounded body measuring 53 mm in diameter and 61 mm in length, with a specified fitting size of 5/16"-18 × 1 1/2". It acts as a sacrificial component to help protect electrically connected metal parts against galvanic corrosion. Product number CM865182Z, EAN 0628309123581. Supplied individually. |
$ 47.55
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1-2 weeks delivery time The MG Duff ZSA Zinc Spherical Anodes are designed to provide sacrificial corrosion protection for marine propeller shafts. Manufactured from zinc, the range includes three models for shaft diameters of 38 mm (1 1/2"), 51 mm (2") and 57 mm (2 1/4"). The anodes feature rounded bodies with external diameters of 70, 91 and 108 mm and corresponding lengths of 63, 73 and 95 mm. Available models include ZSA150, ZSA200 and ZSA225. Each anode is supplied individually. Select the appropriate model according to the shaft diameter and available installation space. |
$ 50.83
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1-2 weeks delivery time The MG Duff CM392123Z Zinc Half-Moon Anode is designed to provide sacrificial corrosion protection for marine metal components. Manufactured from zinc, it features a distinctive half-moon-shaped body with two mounting holes for bolt-on installation. The anode helps protect electrically connected metal components against galvanic corrosion by corroding preferentially. Manufacturer part number CM392123Z, EAN 0628309100322. Supplied individually. |
$ 37.45
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1-2 weeks delivery time The MG Duff MD57L Magnesium Hanging Anode is a sacrificial anode designed to provide corrosion protection for boats and marine metal components in freshwater environments. Manufactured from magnesium alloy, it features a hanging configuration for flexible positioning and a rounded, tapered body measuring 120 mm in length and 75 mm in width. The magnesium anode corrodes preferentially to help protect electrically connected metal components against galvanic corrosion. Product number MD57L, EAN 5060333961367. Supplied individually. |
$ 61.30
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1-2 weeks delivery time The MG Duff ZD57L Zinc Hanging Anode is designed to provide sacrificial corrosion protection for boats and marine metal components in saltwater environments. Manufactured from zinc, it features a teardrop-shaped body measuring 120 mm in length and 75 mm in width. The hanging configuration allows flexible positioning for corrosion protection applications. The zinc body corrodes preferentially to help protect electrically connected metal components against galvanic corrosion. Product number ZD57L, EAN 5060333961107. Supplied individually. |
$ 54.49
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1-2 weeks delivery time The MG Duff MD57LKIT Magnesium Hanging Anode Kit is a complete sacrificial anode set designed to provide corrosion protection for boats in freshwater environments. The kit includes a magnesium hanging anode and mounting components for installation. The anode measures 120 mm in length and 75 mm in width. Its hanging configuration allows flexible positioning for freshwater corrosion protection applications. Product number MD57LKIT, EAN 5060333961374. Supplied as one complete kit. |
$ 122.62
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1-2 weeks delivery time The MG Duff AD57LKIT Aluminium Hanging Anode Kit is a complete sacrificial anode set designed for corrosion protection in saltwater and brackish water environments. The kit includes an aluminium alloy hanging anode and mounting components for installation. The anode measures 120 mm in length and 75 mm in width. Its hanging configuration allows flexible positioning for temporary or additional corrosion protection of electrically connected marine metal components. Product number AD57LKIT, EAN 5060333960964. Supplied as one complete kit. |
$ 115.61
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1-2 weeks delivery time The MG Duff CM200Z Zinc European-Style Bolt-On Anode is designed to provide sacrificial corrosion protection for marine metal components in saltwater environments. Manufactured from zinc, it features an overall length of 140 mm, an anode body length of 96 mm, a width of 33 mm and a depth of 15 mm. The mounting arrangement includes two fixing holes with a diameter of 7 mm and an adjustable centre-to-centre spacing of 100–135 mm. The specified stud size is M6. Weighing 0.2 kg, this anode is designed for marine installations requiring a compact bolt-on zinc anode. |
$ 19.71
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1-2 weeks delivery time The MG Duff Multifit Zinc Anodes are designed to provide sacrificial corrosion protection for Max Prop propeller hubs in three-blade configurations. Manufactured from zinc, the range includes three models for hub sizes Ø63, Ø70 and Ø83 mm. The anodes feature a round shape and differ in their dimensional specifications: CMMP63RZ (A: 60 mm, D: 43.3 mm), CMMP70RZ (A: 68 mm, D: 50.2 mm) and CMMP83RZ (A: 80 mm, D: 56.3 mm). Each model is supplied individually. Select the appropriate anode according to the Max Prop hub size and specified dimensions. |
$ 37.59
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1-2 weeks delivery time The MgDuff Zinc Motor Saildrive Anode is made of zinc and designed for Yanmar motor saildrive systems, providing protective performance and supplied per piece. Brand: MgDuff (CM19644002660Z), Barcode: 628309127190. |
$ 86.32
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1-2 weeks delivery time The MgDuff Aluminium Plate Anode for Mercury and Mercruiser Alpha 1 / Alpha 2 Gen 2 is durable, lightweight, and ideal for salt and brackish water, offering longer life than zinc and supplied per piece. Brand: MgDuff (CM821629CA). |
Our managers will contact you and clarify the terms of the order
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