Mastervolt Alpha Compact Alternator 28/80 - 46228082

The Mastervolt 28/80 Alpha Compact is a compact marine alternator with the Alpha Pro III charge regulator included, reaching 85 A (at 6,000 rpm) in a 24 V system. It is optimized for continuous high power in energy storage applications.

Combined with Alpha Pro regulators, it forms a plug-and-play, high-performance charging solution suitable for all battery types, including lithium-ion. Its patented magnetic design makes it up to 40% lighter and 25% more compact than conventional alternators; it delivers high charging current even at idle and provides up to 30% lower fuel consumption.