Balmar Alternator 100 AMP 12V 1-2" Single Foot Spindle Mount Dual Vee Pulley w/Isolated Ground

Upgrade your marine engine's performance with our high-quality Alternator 100 AMP 12V. Designed for reliability and efficiency, this alternator ensures your boat's electrical systems run smoothly, providing consistent power for all your marine adventures.

Key Features

• Power Output: 100 Amp at 12V
• Mounting Style: Single Foot Spindle Mount
• Pulleys: Dual Deep Vee Pulley, 1-2 inch
• Grounding: Isolated Ground for enhanced electrical stability
• Mounting Types: Supports Motorola and Delco-Style Mountings

Compatibility

This alternator is compatible with a wide range of marine engines, ensuring a perfect fit for various boat models. Below is a table outlining the compatible engines and their respective mounting styles:

Mounting Style	Compatible Engines
1" Motorola-Style	Westerbeke, Lehman, Hino, Pathfinder
2" Delco-Style	Volvo Penta (Gas & Diesel), John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, Marine Power, and other GM-based Engines

Technical Specifications

• Series: 621 Series
• Voltage: 12V
• Amperage: 100A
• Pulley Size: 1-2 inch Dual Deep Vee
• Mount Type: Single Foot Spindle Mount
• Grounding: Isolated Ground

Replacement Information

This alternator replaces the part number 621-100-SR-IG, ensuring a seamless upgrade for your existing marine setup.

Customer Support

Please note: This product may not be returned to the original point of purchase. For any issues or concerns, please contact the manufacturer directly to receive assistance.

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Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.