Balmar Alternator 100 AMP Kit 12V 1-2" Single Foot Spindle Mount Dual Vee Pulley Regulator Temp Sensor

The Alternator 100 AMP Kit is the ideal upgrade for marine and boating enthusiasts seeking reliable and high-performance electrical power solutions. Engineered to withstand the harsh conditions of marine environments, this comprehensive kit ensures your vessel's electrical systems operate efficiently, providing consistent power for all your onboard needs.

Product Features

• High-Capacity Alternator: The 621-100-DV Alternator delivers a robust 100A at 12V, ensuring ample power for your marine electrical systems.
• Advanced Regulator: The MC-618 Regulator optimizes alternator performance, maintaining stable voltage levels and protecting your electrical components.
• Temperature Sensors: Monitor engine temperature to prevent overheating and ensure the longevity of your marine engine.
• Dual Vee Pulley System: The dual deep vee pulley design ensures smooth belt operation and reduces wear, enhancing overall system durability.
• Versatile Mounting Options: Compatible with both 1" Motorola-style and 2" Delco-style mounts, making it suitable for a wide range of marine engines.

What’s Included

• 621-100-DV Alternator
• MC-618 Regulator
• Temperature Sensors
• Mounting Hardware

Alternator Specifications

Model	621-100-DV
Output	100 AMP
Voltage	12 V
Mount Type	Spindle Mount (Single Foot)
Pulley	Dual Deep Vee Pulley
Ground Type	Isolated Ground

Mounting Compatibility

The Alternator 100 AMP Kit offers versatile mounting options to fit a variety of marine engines. Select the mounting style that best matches your engine type:

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

Product Replacement

This kit is designed to replace the 621-VUP-MC-100-SR-KIT, providing a seamless upgrade path for your marine engine's electrical system.

Important Information

This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Download the Brochure (PDF)

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.