This 4-bank on-board marine battery charger is the ideal solution for all your marine battery charging needs. With its rugged construction and advanced features, this charger is designed to keep your batteries in peak condition, ensuring reliable performance and extended battery life.

Four charging banks allow you to simultaneously charge four 12V or 6V batteries. Perfect for boats, watercraft, and other marine or outdoor applications. The selectable voltage and battery chemistry feature provides flexibility to match the charging requirements of your batteries, making it suitable for a wide range of battery types.

Featuring construction that meets the stringent IP67 dust and waterproof standards, this charger is built to withstand harsh outdoor environments. The weatherproof design allows for on-board installation and its rugged, corrosion-resistant housing ensures long-lasting performance, even in the face of saltwater or humidity.

The 4-bank charger also functions as a battery maintainer. Once your batteries reach full charge, it automatically switches to a float mode to prevent overcharging and maintain optimal battery levels. This smart charging process helps prolong battery life and ensures your batteries are always ready for action.

Included are four two-in-one alligator clip and ring terminal harness combo cables allowing for easy installation and compatibility with a variety of battery types, including 12V Lithium, or 12V or 6V AGM and Lead Acid. A user-friendly interface with LED indicators that display the charging status of each bank, allows you to easily monitor the charging progress.

With its durable construction, versatile charging capabilities, and weatherproof design, the 4-bank weatherproof battery charger is a reliable and efficient choice for outdoor enthusiasts. Investing in this charger will keep your batteries charged, maintained, and ready for your next adventure.

Available in two, three, and four bank configurations.

• STAY CHARGED: Provides a full charge to your vehicle’s battery before switching to float mode to maintain proper voltage levels for safe, long-term storage without overcharging
• EXTEND BATTERY LIFE: Compatible with all 12V and 6V lead-acid, flooded, AGM, and gel cell batteries and all 12V lithium batteries; complete 4-step charging program works the battery with overcharging or discharging
• PROTECTED: Rated IP67 weather resistant and shock and vibration resistant; with safety features including spark-proof and reverse charging protection
• INCLUDES: 12V/6V 12 AMP 4-bank battery charger, four two-in-one alligator clip and ring terminal harness combo cables, mounting hardware, a two-year manufacturer limited warranty, and lifetime customer support
• FUNCTIONAL: Four independent charging stations each provide 3 amps; the output power, voltage, and current of each channel depends on the condition of the battery it is charging
• LONG-TERM STORAGE: Battery Tender battery chargers are completely automatic and may be left connected to both AC power and to the batteries being charged for long periods of time