Blue Sea 7649 Mini Add-A-Battery Kit

The 7649 Mini Add-A-Battery is an essential solution for marine enthusiasts seeking to enhance their boat's electrical system. By integrating a second battery, it ensures that your start battery remains dedicated to starting your vessel, while the additional battery powers house loads without the risk of unexpected power loss. This compact device seamlessly manages battery switching and charging, providing reliability and peace of mind on every voyage.

Key Features

• Dual Battery Management: Prevents power drain on the starting battery by isolating it from house loads.
• Compact Design: Fits easily into tight marine spaces without compromising performance.
• Automatic Charging Relay: Shares a single charging source between two batteries efficiently.
• Easy Integration: Works seamlessly with the m-Series Dual Circuit PlusT Battery Switch for optimal performance.

Technical Specifications

Specification	Details
Continuous Amperage	65A
Box Dimensions	4" H x 8" W x 12" L
Weight	1.65 lbs
UPC	632085076498

Safety Information

WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit P65Warnings.ca.gov.

Additional Resources

• Quick Guide (PDF)
• Owner's Manual (PDF)

Product Video

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.