Balmar Kit 621 Series 100A Single FT Alt MC Reg T Sensor

The Kit 621 Series 100A Single Foot Alternator Kit is a reliable and high-performance solution designed specifically for marine and boating applications. Engineered to provide consistent power supply and efficient regulation, this kit ensures your vessel's electrical systems operate smoothly under all conditions.

Product Specifications

Component	Details
Alternator Model	621-100-SV
Amperage	100A
Voltage	12V
Mount Type	Spindle Mount (Single Foot)
Pulley	Single Deep Vee Pulley
Ground	Isolated Ground

Kit Includes

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

Mounting Options

Designed for versatility, the Kit 621 Series offers two mounting styles to fit a wide range of marine engines:

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

Replacement Information

This kit replaces the following model:

• 621-VUP-MC-100-SR-KIT

Additional Information

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

Download 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.