Dolphin Charger 99204 DC-DC Converter 12V to 36V 20A Booster

The Dolphin Charger 99204 is a true DC-DC battery charger featuring a 3-stage smart charge system compatible with Gel, AGM, and Lithium LiFePO4 battery technologies. This BOOSTER unit converts power from a 12V source system to charge a 36V auxiliary battery, making it ideal for new installations or updating older systems. Perfect for charging bow thruster or trolling motor batteries while underway.

Key Features:

• Charges 36V battery banks at 20 amps from a 12V power source
• Features intelligent 4-stage charging program that reduces charging time by 50% compared to basic alternator charging
• Multiple battery chemistry settings including Lead, Gel, AGM, and Lithium LiFePO4
• Enables recharging during navigation so auxiliary batteries are always available without waiting for shore power connection
• Compact design—only half the size of conventional chargers with equivalent power
• Built-in protection against battery source drainage, over-current, over-voltage, reverse polarity, and fuse protection
• Conformal coating on electronic board (PCB) guarantees extended lifecycle

Dolphin Charger designs and manufactures a complete range of robust and intelligent power conversion solutions for the marine market. This DC-DC converter provides reliable on-the-run charging for boats with 12V alternators that need to maintain 36V battery systems.