Balmar 621 Series Alternator - Spindle Mount(Single Foot) - 100A - 12V

The 621 Series Alternator Spindle Mount is engineered to provide dependable power for your marine and boating needs. With a robust 100A output at 12V, this alternator ensures your vessel's electrical systems run smoothly and efficiently, delivering consistent performance even in demanding marine environments.

Key Features

Specification	Details
Output	100A
Voltage	12V
Mount Type	Spindle Mount (Single Foot)
Pulley Size	1-2"
Pulley Type	Single Deep Vee Pulley
Grounding	Isolated Ground

Mounting Options

The 621 Series Alternator offers versatile mounting solutions to fit a wide range of marine engines, ensuring a secure and reliable installation:

Mounting Style	Description	Compatible Engines
1″ Motorola-Style	Designed for 1″ mounting holes, providing a straightforward installation process.	Westerbeke, Lehman, Hino & Pathfinder Engines
2″ Delco-Style	Designed for 2″ mounting holes, accommodating a variety of larger engine setups.	Volvo Penta (Gas & Diesel), John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, Marine Power & other GM-based Engines

Installation Tips

Ensuring a proper installation of your 621 Series Alternator is crucial for optimal performance. Follow these guidelines to achieve a seamless setup:

1. Verify Mounting Style: Confirm that the mounting style matches your engine’s specifications to ensure a secure fit.
2. Check Pulley Compatibility: Ensure the pulley size (1-2") is compatible with your belt system for efficient power transmission.
3. Connect the Isolated Ground: Properly connect the isolated ground to maintain stable electrical performance and prevent interference.
4. Refer to the Owner's Manual: For detailed installation instructions and troubleshooting, consult the Owner's Manual (pdf).

Compatibility

The 621 Series Alternator is compatible with a wide range of marine engines, making it a versatile choice for various boat types:

• Westerbeke
• Lehman
• Hino
• Pathfinder
• Volvo Penta (Gas & Diesel)
• John Deere
• Perkins
• Mercruiser
• Pleasurecraft
• Crusader
• Indmar
• Marine Power
• Other GM-based Engines

Warranty and Returns

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 ensure proper assistance and support.

Resources

Access the Owner's Manual (pdf) for comprehensive information on installation, maintenance, and troubleshooting.

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.