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What Is The Marine Alternator And How Does It Work?

The marine alternator is a long piece of electrical equipment used on boats to generate the electricity they need to operate. Within this blog, you’ll learn about what this device is and how it generates electricity. You’ll also be able to find out whether or not your boat needs one, and what the different types are.

What Is The Marine Alternator?

The marine alternator is a type of alternator specifically designed for use in marine applications. It was first invented in the early 1800s, but it wasn’t until the 1920s that it began to be widely used in boats. Marine alternators are generally more powerful than standard Alternators and are especially useful in applications that require high levels of voltage, such as engine systems.

The marine alternator works by spinning a magnetic field around a stator core. This creates an electrical current that can be used to power your boat’s engine.

How Does It Work?

An alternator is a device that converts direct current (DC) into alternating current (AC). This is done by spinning an electromagnet around a stationary coil. The AC produced by the alternator is used to power electrical devices in your car and boat. In cars, the alternator usually works with a battery to produce a steady supply of DC power. On boats, the alternator usually works with an engine to produce AC power.

EvoTec marine alternators are perfect for producing electricity for your vessels. They produce high-quality power sources that will help you run your boat or jet ski safely and efficiently.


A marine alternator is a type of electrical generator that was originally designed for offshore power systems. They are often smaller, more efficient, and have a longer lifespan than other generator options, making them an ideal choice for smaller vessels. If you’re looking to upgrade or replace your current alternator, be sure to check out our selection of EvoTec marine alternators!

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