40 AMP 24 VOLT ALTERNATOR AC DELCO 10SI 10SI24V40A

The ACDelco 10SI 24-Volt 40-Amp Alternator is a heavy-duty power solution widely used in agricultural, industrial, and marine applications. Part of the legendary 10SI series, this unit is favored for its simple 1-wire hookup (self-exciting) and internal regulator, making it an ideal choice for both OEM replacements and custom 24V conversions.

Commonly found on John Deere, Case IH, and Caterpillar machinery, this alternator is designed for durability in high-vibration environments. It features an internal regulator and an external fan to maintain optimal operating temperatures during long duty cycles.