In principle, any AC electrical generator can be called an alternator, but usually, the term refers to small rotating machines driven by automotive and other internal combustion engines. An alternator that …

Unlike a generator, which produces direct current (DC) power, an alternator generates alternating current (AC) power, which is converted to DC for use in the vehicle's systems.

Find an alternator that fits your car and delivers the same performance as original equipment, or better. We carry long lasting replacements, like Duralast Gold alternators that come with a Limited-Lifetime …

Mar 4, 2025 · Learn how your car's alternator powers electrical components and charges the battery. Discover how it works, signs of a bad alternator, and when to get service.

May 9, 2022 · An alternator is a generator of electric power in a car and is a major component of the vehicle's charging system. All cars with an internal combustion engine except for some hybrids have …

If it's time for an alternator replacement, NAPA Auto Parts carries a vast supply of alternator repair kits, condensers, bracket clamps and even rectifiers and brushes for all your alternator repair or …

Nov 18, 2025 · alternator, Source of direct electric current in modern vehicles for ignition, lights, fans, and other uses. The electric power is generated by an alternator mechanically coupled to the engine, …

Feb 24, 2012 · What is an Alternator? An alternator is defined as a machine which converts mechanical energy to electrical energy in the form of alternating current (at a specific voltage and frequency). …

Your alternator is a vital part of your vehicle's electrical system. Mounted onto a car or truck’s engine, it converts your vehicle's mechanical energy into electrical energy.

An alternator is referred to as a machine which is responsible for converting the mechanical electricity from the primary mover into the AC, while the generator is the one which is found converting the …