The Volvo Penta Pencil Anode Aluminium Ø15 mm with Brass Plug BSPT 1/2″ is supplied as a complete assembly , consisting of an aluminium pencil anode and a brass threaded plug. This unit is designed to provide effective protection against galvanic corrosion in saltwater and brackish water environments , where aluminium anodes offer improved performance and longer service life compared to zinc. The aluminium anode functions as a sacrificial element, corroding before critical metal components and helping to extend their service life. The integrated 1/2″ BSPT (gas conico) brass plug ensures secure installation and reliable electrical contact. This type of pencil anode is commonly used in marine cooling systems and other internal applications. Material Anode: Aluminium Plug: Brass Thread 1/2″ BSPT (Gas Conico) Dimensions Diameter (Ø): 15.0 mm Length (L): 30.0 mm Dimension (C): 13.0 mm Reference / Replacement Numbers 3838499 800476 804107 838929 858501 Key Features Complete aluminium pencil anode supplied with brass plug Suitable for saltwater and brackish water environments Sacrificial anode for internal corrosion protection Secure 1/2″ BSPT threaded installation Precision-manufactured for correct fitment Regular inspection and timely replacement of pencil anodes helps maintain effective corrosion protection and prevent damage to internal marine engine components.
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