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Delco 10SI 12V 120-Amp 3-Wire Hook-up, can be used in many Applications where an Amperage Upgrade is


10-Si Style Alternator For
Marine Gasoline Engines.
2″ Mounting Foot
Integral Regulator
Ignition Protected SAEJ1171
3-Wire Hook-Up
Red Wire Is For Sensor
Black Wire Is For Excitation

SKU: 20036 Categories: , Tag:

Upgrade your marine engine’s charging system with the Delco 10SI 12V 120-Amp Alternator. Specifically designed for marine gasoline engines, this alternator provides a significant amperage upgrade for enhanced charging performance.

Key Features:

  • 10-SI Style Alternator: The alternator follows the 10-SI style, which is a proven and reliable design for marine applications. It ensures compatibility and efficient operation in various marine environments.
  • High Amperage (120 Amps): With a higher amperage rating of 120 amps, this alternator offers a substantial upgrade over standard alternators. The increased amperage is particularly beneficial for marine applications with higher electrical demands.
  • 2-Inch Mounting Foot: The alternator features a 2-inch mounting foot, providing compatibility with marine engines that accommodate this mounting configuration.
  • Integral Regulator: Equipped with an integral regulator, the alternator ensures precise voltage regulation for optimal charging performance. This feature contributes to the overall efficiency and reliability of the charging system.
  • Ignition Protected SAEJ1171: Safety is a priority in marine environments, and this alternator meets Ignition Protected SAEJ1171 standards. This ensures safe operation by preventing ignition of flammable gases.
  • 3-Wire Hook-Up: The alternator is designed for easy installation with a 3-wire hook-up system. The red wire is for the sensor, and the black wire is for excitation, simplifying the wiring process.
  • Warranty: 1 Year: Backed by a one-year warranty, this alternator provides assurance of its quality and durability. The warranty period reflects the manufacturer’s confidence in the product’s performance.

Upgrade your marine gasoline engine with the Delco 10SI 12V 120-Amp Alternator, designed for high amperage output, easy installation, and compatibility with various marine applications. Whether you’re replacing an existing alternator or seeking to meet increased electrical demands, this alternator delivers reliable charging performance for your marine needs.

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