Monster Marine Lithium | 4 Bank Lithium & AGM Marine Waterproof Battery Charger
4 Bank Lithium & AGM Marine Waterproof Battery Charger
Smart, Reliable Charging for Multi-Battery Marine Systems
The 4 Bank Lithium & AGM Marine Waterproof Battery Charger is engineered for marine enthusiasts who rely on multiple batteries for peak performance. Designed to charge up to four LiFePO4 or AGM batteries simultaneously, this powerful onboard charger delivers advanced technology, rugged durability, and hands-free convenience in one compact unit.
Featuring automatic low voltage cutoff activation, this charger can detect lithium batteries that have entered BMS protection mode (0V or near 0V) and safely wake and recharge them without pressing a button—a major advantage over standard chargers.
Key Features:
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4 Independent Charging Banks
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Simultaneously charge four 12V AGM or LiFePO4 batteries
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Safe, isolated charging per bank to prevent cross interference
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Built-In Low Voltage Activation
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Automatically detects and wakes lithium batteries from low voltage cutoff (BMS shutdown)
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No manual reset or push-button required—just plug in and charge
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Smart Maintenance Mode
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After full charge, system enters monitoring and float mode to maintain battery health
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Ideal for long-term storage or docked conditions
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100% Waterproof & Marine Grade
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Sealed, corrosion-resistant housing for onboard mounting
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Built tough for harsh marine environments, vibration, and water exposure
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Specification
Size:
L 8.75 x W 7.75 x H 2.25 inches
Weight:
16lbs
Power specs:
AC power input 100-120v
Output: 1-4 x 14.4-14.6v DC @ 10A
Maintenance mode for both lithium and AGM batteries.
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We do not sell any used or refurbished items.
Frequently Asked Questions
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