Finding the Right Battery

Batteries on your boat handle two basic kinds of tasks, starting an engine and running electrical loads like your lights, electronics and accessories for longer periods of time. To choose the right lithium battery, first determine the power requirements of your boat and then choose from one of our marine batteries.

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RB50

$549.95

Our RB50 is a 12V 50Ah lithium iron phosphate battery. Perfect for smaller applications, it has installation flexibility and no maintenance over the life of the battery. It maintains consistent power and is equipped with an M8 terminal type and a built-in battery management system (BMS).

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RB50-HP

$638.96

The RB50-HP is a 12V 50Ah lithium marine battery in RELiON’s High Performance series. This lithium iron phosphate battery is specially designed to handle both starting and cycling. It delivers powerful cranking amperage for easy starting, and low amp draw service for reliable auxiliary power. RELiON’s HP Series dual purpose batteries are a perfect compromise between the unique demands of starting service and deep cycling, low amp draw service. The RB50-HP offers abundant power in a small footprint. It’s versatile and compact enough to be used in many marine applications including smaller boats with lower battery requirements, boats that require two of the same batteries and boats with electrical systems designed for just one battery.

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RB100

$999.95

Our RB100 is a 12V, 100 Ah battery. A lightweight alternative to lead-acid, this deep cycle battery weighs in at only 30 lbs, so you can enjoy better acceleration and more agility on the water. The RB100 is the perfect replacement from a group 31 AGM, GEL or lead-acid battery. It’s versatility allows it to fit in many marine applications, plus it’s dependable and requires zero maintenance.

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RB100-LT

$1,089.95

Our RB100-LT is a 12V, 100 Ah battery. Our LT Series batteries are specifically designed to handle low temperatures. The system features proprietary technology which draws power from the charger itself, requiring no additional components. The Low Temperature Series battery has the same size and performance as other RELiON batteries, but can safely charge when temperatures drop as low as -20°C using a standard charger.

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RB100-HP

$1,079.95

Our RB100-HP is a 12V, 100 Ah battery. Our HP Series batteries are high performing lithium starting batteries, which crank the starter of your boat's engine, and are the base of your electrical system. The RB100-HP provides the high power needed to start your motor, even after hours of powering your electronics.

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RB300

$2,799.95

Our RB300 is a 12V, 300Ah battery. This Group 8D lithium iron phosphate battery is ready to replace your heavy lead-acid battery bank. The RB300 is a lightweight deep cycle alternative in your sailboat. The RB300 gives you the flexibility to replace several small, heavier lead-acid batteries in a single high capacity unit.

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RB300-HP

$2,959.95

This high performance 12V 300Ah lithium iron phosphate battery is ready to replace your heavy lead-acid battery. The RB300-HP is part of the RELiON HP Series (High Peak Performance) of batteries and is a safer, more lightweight alternative to lead-acid in your different marine applications. It maintains consistent power and is equipped with an M8 terminal type and a built-in battery management system (BMS). The RB300-HP battery meets UL, CE and IEC certifications.

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RB24V100

$2,049.95

This 24V 100Ah lithium iron phosphate battery is perfect in many applications, including marine and electric vehicles. It maintains consistent power and is equipped with an M8 terminal type and built-in overcharge protection. The RB24V100 battery meets UL, CE and IEC certifications.

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