Balmar Alternator 120 AMP 12V Single Foot Spindle Mount with J10 Pulley and Isolated Ground

Alternator 120 AMP 12V 1-2" Single Foot Spindle Mount J10 Pulley with Isolated Ground

Alternator, 621 Series, 120A, 12V, Spindle Mount (Single Foot), 1-2in, J10 AltMount Serpentine Pulley, Isolated Ground 1" Motorola-Style Mounting.

Typical for Westerbeke, Lehman, Hino Pathfinder Engines 2" Delco-Style Mounting; Typical for Volvo Penta (Gas Diesel), John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, Marine Power other GM-based Engines.

Replaces: 621-120-SR-IG

The Balmar 621-120-J10 alternator is a high-performance 120 amp, 12-volt unit designed for reliable marine and industrial applications. Featuring a spindle mount with a single foot design, this alternator is compatible with a variety of engine brands including Westerbeke, Lehman, Hino, Volvo Penta, John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, and Marine Power. Its robust construction ensures durability and consistent power delivery for your demanding needs. The alternator includes a J10 serpentine pulley, facilitating easy installation and optimal belt alignment. Its isolated ground feature helps reduce electrical noise, improving overall system performance and preventing potential interference with sensitive electronics.

Designed for versatility, this alternator can be mounted using a 1-2 inch spindle length, making it suitable for various engine configurations. The unit replaces the original 621-120-SR-IG model, ensuring compatibility with existing setups. The 1-inch Motorola-style mounting provides additional flexibility for diverse installation environments. Built with quality materials and precision engineering, the Balmar alternator is engineered to withstand harsh marine conditions and deliver long-lasting performance. Please note that returns are not accepted through the original purchase point; contact the manufacturer directly for any issues or concerns.

Whether you are outfitting a boat, truck, or industrial equipment, this alternator provides a reliable power source with easy installation. Its compact design and lightweight construction make it an excellent choice for space-constrained applications. Trust Balmar’s reputation for quality and durability to keep your electrical system running smoothly and efficiently.

Features:

• 120 AMP output provides reliable electrical power for marine and industrial applications

• 12-volt system compatibility suitable for a wide range of engine types

• Single foot spindle mount with 1-2 inch length for versatile installation options

• J10 serpentine pulley ensures efficient belt alignment and operation

• Isolated ground reduces electrical noise and interference for sensitive electronics

• Motorola-style 1-inch mounting offers flexible installation options

• Durable construction designed to withstand harsh marine environments

• Replaces model 621-120-SR-IG for seamless compatibility with existing setups