The ProMariner ProSport HD Gen4 12 Amp Battery Charger is a rugged, high-performance solution designed for boats and harsh environments. It delivers fast, precise charging from a 120V input, with 12V/24V capability and two independent banks to keep multiple batteries ready for action.
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Output and banks: 12A per bank, 12/24V operation, 2-bank charging for simultaneous care of two battery banks
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Pre-wired cables: Includes 6' AC and 6' DC cables for quick, straightforward installation
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Cooling system: Gen4 tri-surface heatsink provides superior cooling and maintains true current during demanding charging
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Smart power distribution: Automatically allocates unused charging amps to any battery or combination of batteries as needed
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Charging stages: 5-stage automatic charging analyzes battery condition, charges, conditions sulfates, maintains, and reconditions monthly during storage
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Indicators: LED indicators offer fuel-gauge style completion monitoring and a four-color multi-stage status bar for at-a-glance health
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Durability and weight: Lightweight, up to 40% lighter than epoxy-filled chargers, built to endure marine environments with rugged cables
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Safety and certifications: Dual inline fuses, reverse polarity, over-temperature, over-current, over-voltage protection; ignition protection; Marine UL 1236 certification; DOE/CEC/FCC compliance
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Battery compatibility: Supports Group 24–31 Flooded, AGM, HP AGM, and GEL batteries (HP AGM profile available on other ProSport HD models)
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Warranty: 3-year warranty for added peace of mind
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Physical specs: Size 7.9" x 8.9" x 2.9"; Weight 6.0 lbs
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AC input: 120V AC input, 50/60 Hz
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AC plug: NEMA 5-15 plug
The ProSport HD Gen4 is designed for reliable, automatic battery care that helps you avoid premature replacements and downtime. Its compact footprint and lightweight build make it easy to install in tight compartments, while the smart charging logic protects and extends the life of 12/24V battery banks across vessels and harsh environments. Ready-to-use pre-wired cables and robust safety features provide a practical, long-term solution for maintaining battery health across multiple battery types and configurations.
| DC Voltage Systems |
12/24 |
| Amps |
12 |
| No. of Batteries |
2 |
| AC & DC Cable Length |
6'/6' |
| Size |
7.9"x8.9"x2.9" |
| Weight |
6.0 lbs |
| AC in |
1.20v AC + 10% 50/60Hz |
| AC Plug |
NEMA 5-15 |