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 …

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 …

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.

Online shopping for Alternators - Alternators & Generators from a great selection at Automotive Store.

The alternator uses mechanical energy from a drive belt or serpentine belt connected to the engine's crankshaft pulley and converts it into electricity. Alternators power the vehicle's …

How do Alternators Work? Your vehicle’s alternator is part of its starting and charging system. Its primary job is to maintain the charge of your car battery. Alternators produce AC power …

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 …

3 days ago · The alternator in my daily driver 2003 BMW 530i just died. Before I delve into the nuts and bolts of the replacement, it’ll be useful to give you the context on alternators in daily …

An alternator is part of a vehicle’s charging system, and is an essential component in keeping a vehicle operable. The alternator works with the battery and voltage regulator to keep electrical …