Dual Pro SS3 Auto 3 Bank Battery Charger w/3 Bank B.O.S.

The SS3 Auto 3 Bank Battery Charger with 3 Bank B.O.S. is the ultimate solution for marine enthusiasts seeking optimal battery performance and longevity. This comprehensive kit ensures your boat’s batteries remain balanced and fully charged, providing reliable power for all your maritime adventures.

Comprehensive Battery Management

This kit combines Dual Pro's advanced B.O.S. (Battery Optimization System) and the SS3 Auto 30A 3-Bank Lithium/AGM Battery Charger. Together, they deliver superior battery performance by actively managing and charging multiple batteries simultaneously, ensuring your marine setup remains robust and dependable.

B.O.S. (Battery Optimization System) - 12V - 3-Bank

The B.O.S. system is designed to keep your battery pack balanced by shuttling energy between batteries. This active management ensures each battery maintains equal voltage, significantly enhancing the overall strength and lifespan of your battery pack.

• Prevents batteries from becoming “out of balance”
• Shuttles energy between series-wired batteries during and after charging
• Extends battery life and increases run times
• Features the BSAP-24 algorithm for accurate battery selection and prediction

Key Features of B.O.S.

Feature	Description
Voltage Configurations	Available in 6V, 8V, and 12V
Battery Capacity	Supports up to six batteries in series
Sleep Mode	Consumes less than 1mA
Transfer Rate	Up to 7.5A
Power Source	Self-powered
Battery Compatibility	Compatible with any battery chemistry

Versatile Applications

The B.O.S. system is ideal for any marine application where batteries are connected in series, including:

• Marine vessels
• Golf carts
• Industrial equipment
• Aerial equipment
• Solar power systems
• Electric vehicles
• Communication systems
• Defense and military applications

SS3 Auto 30A - 3-Bank Lithium/AGM Battery Charger

The SS3 Auto charger intelligently detects and charges both Lithium and AGM batteries, ensuring optimal performance and safety. Its fully automatic, multi-stage charging process guarantees a 100% charge every time, backed by algorithms validated with leading battery manufacturers.

• Automatically detects Lithium or AGM batteries
• Charges both battery types simultaneously for optimal performance
• Fully automatic and completely safe charging process
• Features algorithms validated for a full 100% charge
• Wakes up batteries from low-voltage protection states
• Auto return to charging feature for uninterrupted power management
• Offers the quickest charge times in its class
• Delivers unbeatable performance, reliability, safety, and quality from DUAL PRO®

Additional Features

• Waterproof: Suitable for use on land and in both fresh and saltwater environments
• Ease of Use: Plug it in and forget it with our trouble-free installation
• Independent Outputs: Manage multiple charging banks independently
• Multi-Stage Charging: Ensures efficient and thorough battery charging
• On-board Diagnostics: Easily identify and troubleshoot issues with diagnostic codes
• Compliance: FCC 15 Parts A & B interference compliant and meets ISO 8846 Marine standards
• Safety: Ignition protected (US Coast Guard 33 CFR 183.410)
• Warranty: Comes with a 3-Year Warranty

AutoProfile Intuitive Charging Technology

Dual Pro’s AutoProfile technology has been setting the standard in the marine industry for over two decades. This intuitive charging system is designed to adapt to the ever-evolving lithium battery technologies, providing flexibility and reliability. Whether you choose Lithium or AGM batteries for your boat, the SS3 Auto with B.O.S. ensures your batteries perform optimally and last longer, keeping your vessel on the water longer.

Specifications

Charger Input Voltage	120V
Charger Output Amperage	30A
Charger Output Voltage	12V / 24V / 36V
Charging Banks	3
Portable	No
Box Dimensions	3"H x 6"W x 9"L
Weight	20 lbs

Additional Resources

Quick Guide (PDF)

Owner's Manual (PDF)

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.