Blue Sea 7611 DC BatteryLink Automatic Charging Relay - 120 Amp w/Auxiliary Battery Charging

The 7611 DC BatteryLink™ Automatic Charging Relay is an essential component for marine and boating enthusiasts seeking reliable power management for their vessels. Designed to seamlessly integrate with dual battery systems, it ensures your auxiliary batteries are efficiently charged without overloading your primary battery, keeping your onboard electronics and accessories running smoothly.

Key Features

• High Capacity: Delivers a continuous rating of 120 Amps, providing robust performance for demanding marine applications.
• Auto-Ranging Voltage Input: Compatible with both 12V and 24V DC systems, automatically adjusting to your boat’s electrical setup.
• Dual Battery Sensing: Detects charging activity across two separate battery banks, ensuring optimal distribution of power.
• Flexible Installation: Equipped with side and bottom knockouts for versatile cable connections, accommodating various boat layouts.
• Safety Insulation: Features a clip-on cover to protect terminal connections from moisture and corrosion in harsh marine environments.
• Multiple Terminal Compatibility: 7/8" (22 mm) stud length allows for the use of multiple cable terminals, enhancing connectivity options.
• Integrated LED Indicator: Provides real-time status updates of the ACR, allowing easy monitoring of the charging process.
• Quick Connect Terminals: 1/4" x .032" male quick connect terminals facilitate easy grounding and optional feature integrations.

Technical Specifications

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

Download the Owner's Manual (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.