Save On the Best Marine Lithium Batteries!

Take advantage of lower than usual pricing on our most popular marine batteries now through October 22. Whether you're a fishing enthusiast, pro angler or a sailing buff, we have a lithium battery to power your way.

Trolling Motor Batteries

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RB50

$625.95

Small, but mighty the RB50 is a 12V 50Ah lithium marine deep cycle battery. It's perfect for 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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NEW! RB60

$670.95

The new RB60 is a 12V, 60Ah battery that is optimal for smaller trolling motors or boats where weight is at a premium. It's super lightweight, yet has the power needed for a full day on the water.

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RB75

$862.95

At 25 lbs, this 12V, 75Ah battery is less than half the weight of a lead-acid equivalent and is ideal for deep cycle applications where you need lots of power for a longer period of time. It maintains consistent power and is equipped with handles for carrying. Eighty Amp-hours of capacity means a full day of power for mid-sized trolling motors.

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RB100

$1,050.00

RB100 is our most popular battery. It's a Group 31 12V, 100Ah deep cycle battery able to power your marine adventures, and then some. The RB100 surpasses expectations by being versatile, compact, and more powerful than its lead-acid counterparts and has the capacity for nearly every marine application.

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RB100-HP Starting Battery

$1,317.95

This 12V, 100Ah dual-purpose battery can handle both starting and cycling. RELiON’s HP Series batteries are a perfect compromise between the unique demands of starting service and deep cycling, low amp draw service. The RB100-HP is a powerhouse that is also versatile and compact enough for use in many marine applications including bass boats and shallow bottom boats.

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Sailboat Lithium Batteries

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RB200

$2,528.95

This Group 8D lithium iron phosphate (LiFePO4) battery is ready to replace your heavy lead-acid battery bank in your sailboat. It’s only 61 lbs for a true 200 Amp Hour lithium replacement battery that provides 100% of its rated capacity. The RB200 gives you the flexibility to replace several small, heavier lead-acid batteries in a single high capacity unit.

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RB300

$3,488.95

Our RB300 is a 12V, 300Ah lithium deep cycle battery. At only 82 lbs for a true 300 Amp Hour lithium battery that provides 100% of its rated capacity the RB300 gives you the flexibility to replace several small, heavier lead-acid batteries in a single high capacity unit. This unit is perfect for large sailboats that have high power demands.

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RB300-HP Dual Purpose Battery

$3,663.95

This high-performance 12V 300Ah lithium iron phosphate battery 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. The increase in peak amps can be used to start motors, electric start generators and other high amp draw devices. After starting, the battery can double as a house battery providing power for peripherals, accessories, and other onboard needs.

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Meet the RB60

Bassmaster Elite Series Pro Patrick Walters Explains Why He Uses Lithium Batteries