Lithium Marine Batteries

Stay on the water longer.

Battery Mart is here to keep your boating expeditions running from morning to night! Lithium Iron (LiFePO4) batteries help you do what you love, longer. These lithium marine batteries give you more run time for your on-board electronics, more storage capacity, and weighs half as much as your old SLA battery. Get superior performance while shedding pounds off your boat.

Why upgrade to a lithium iron marine battery?

Twice the power of traditional batteries
Half the weight
Charges up to 5 times faster
Lasts four times as long
100% safe and reliable
Narrow Your Results
Dakota Lithium 48V 105Ah LiFePO4 Golf Cart Deep Cycle Battery - 5.12kWh
Item #: DLITH-48V105  |    

Dakota Lithium 48V 105Ah LiFePO4 Golf Cart Deep Cycle Battery - 5.12kWh

Backordered: Estimated Availability August 15th, 2026

Dakota Lithium 48V 105Ah LiFePO4 Golf Cart Deep Cycle Battery - 5.12kWh

Item #: DLITH-48V105   |  Backordered: Estimated Availability August 15th, 2026
 
Voltage: 51.2 Volt / 105 Ah
• LiFePO4
• Dimensions: 20.47" / 10.84" / 9.59"
• Weight: 99.00 lbs
• Warranty: 11 Year (Factory Direct)
Price:
$2,695.95
Price: $2,695.95
QTY:
Ionic Lithium 12V 100Ah LiFePO4 Deep Cycle Battery with Bluetooth
Item #: ION-12V100  |    

Ionic Lithium 12V 100Ah LiFePO4 Deep Cycle Battery with Bluetooth

Ionic Lithium 12V 100Ah LiFePO4 Deep Cycle Battery with Bluetooth

Item #: ION-12V100
 
Voltage: 12.8 Volt / 100 Ah
• LiFePO4
• Dimensions: 12.5" / 6.5" / 9.2"
• Weight: 28.00 lbs
• Warranty: 11 Year Factory Direct
Reg. Price: $699.00
SALE Price: $649.00
You save: $50.00!
QTY:
Ionic Lithium 36V 50Ah Lithium Ion (LiFePO4) Deep Cycle Battery with Bluetooth
Item #: ION-36V50  |    

Ionic Lithium 36V 50Ah Lithium Ion (LiFePO4) Deep Cycle Battery with Bluetooth

Ionic Lithium 36V 50Ah Lithium Ion (LiFePO4) Deep Cycle Battery with Bluetooth

Item #: ION-36V50
 
Voltage: 12.8 Volt / 50 Ah
• LiFePO4
• Dimensions: 12.81" / 6.62" / 9.12"
• Weight: 36.00 lbs
• Warranty: 11 Year Factory Direct
Reg. Price: $1,099.00
SALE Price: $799.00
You save: $300.00!
QTY:
Ionic Lithium 16V 52Ah Marine Electronics/Sonar LiFePO4 Battery + Charger
Item #: ION-16V52+CH  |    

Ionic Lithium 16V 52Ah Marine Electronics/Sonar LiFePO4 Battery + Charger

Ionic Lithium 16V 52Ah Marine Electronics/Sonar LiFePO4 Battery + Charger

Item #: ION-16V52+CH
 
Voltage: 16 Volt / 52 Ah
• LiFePO4
• Dimensions: 13.86" / 6.38" / 4.06"
• Weight: 18.00 lbs
• Warranty: 11 Year Factory Direct
Price:
$399.00
Price: $399.00
QTY:
Ionic Lithium 24V 50Ah LiFePO4 Deep Cycle Battery with Bluetooth for Trolling Motors & RVs
Item #: ION-24V50  |    

Ionic Lithium 24V 50Ah LiFePO4 Deep Cycle Battery with Bluetooth for Trolling Motors & RVs

Ionic Lithium 24V 50Ah LiFePO4 Deep Cycle Battery with Bluetooth for Trolling Motors & RVs

Item #: ION-24V50
 
Voltage: 25.4 Volt / 50 Ah
• LiFePO4
• Dimensions: 12.5" / 6.5" / 8.5"
• Weight: 32.00 lbs
• Warranty: 11 Year Factory Direct
Reg. Price: $999.00
SALE Price: $719.00
You save: $280.00!
QTY:
Ionic Lithium 12V 60Ah LiFePO4 Deep Cycle Battery
Item #: ION-12V60  |    

Ionic Lithium 12V 60Ah LiFePO4 Deep Cycle Battery

Ionic Lithium 12V 60Ah LiFePO4 Deep Cycle Battery

Item #: ION-12V60
 
Voltage: 12.8 Volt / 60 Ah
• LiFePO4
• Dimensions: 7.87" / 6.87" / 7.62"
• Weight: 16.70 lbs
• Warranty: 11 Year Factory Direct
Reg. Price: $449.00
SALE Price: $349.00
You save: $100.00!
QTY:
Ionic Lithium 12V 150Ah LiFePO4 Dual Purpose Starting & Deep Cycle Battery with Heater
Item #: ION-12V150  |    

Ionic Lithium 12V 150Ah LiFePO4 Dual Purpose Starting & Deep Cycle Battery with Heater

Ionic Lithium 12V 150Ah LiFePO4 Dual Purpose Starting & Deep Cycle Battery with Heater

Item #: ION-12V150
 
Voltage: 12.8 Volt / 150 Ah / 1600 CCA
• LiFePO4
• Dimensions: 13.3" / 7.3" / 8.5"
• Weight: 34.20 lbs
• Warranty: 11 Year Factory Direct
Reg. Price: $949.00
SALE Price: $849.00
You save: $100.00!
QTY:
Ionic Lithium 24V LiFePO4 Bass Boat Bundle | Trolling Motors and Starter Batteries
Item #: ION-24V-MARINE  |    

Ionic Lithium 24V LiFePO4 Bass Boat Bundle | Trolling Motors and Starter Batteries

Ionic Lithium 24V LiFePO4 Bass Boat Bundle | Trolling Motors and Starter Batteries

Item #: ION-24V-MARINE
 
Voltage: 24 Volt / (2x) 100 Ah / (1x) 150 Ah / 10 Amp
• LiFePO4
• Weight: 68.00 lbs
• Warranty: 11 Year
Reg. Price: $2,616.00
SALE Price: $1,846.00
You save: $770.00!
QTY:
Ionic Lithium 36V LiFePO4 Bass Boat Bundle | Trolling Motors and Starter Batteries
Item #: ION-36V-MARINE  |    

Ionic Lithium 36V LiFePO4 Bass Boat Bundle | Trolling Motors and Starter Batteries

Ionic Lithium 36V LiFePO4 Bass Boat Bundle | Trolling Motors and Starter Batteries

Item #: ION-36V-MARINE
 
Voltage: 36 Volt / (3x) 60 Ah / (1x) 150 Ah / 10 Amp (4 Banks)
• LiFePO4
• Weight: 98.00 lbs
• Warranty: 11 Year
Reg. Price: $2,615.00
SALE Price: $2,097.00
You save: $518.00!
QTY:
Ionic Lithium 36V Ultimate Bass Boat Bundle | Trolling Motors and Starter Batteries
Item #: ION-36V-ULT-MAR  |    

Ionic Lithium 36V Ultimate Bass Boat Bundle | Trolling Motors and Starter Batteries

Ionic Lithium 36V Ultimate Bass Boat Bundle | Trolling Motors and Starter Batteries

Item #: ION-36V-ULT-MAR
 
Voltage: 36 Volt / (3x) 100 Ah / (1x) 150 Ah / 10 Amp (4 Banks)
• LiFePO4
• Weight: 119.00 lbs
• Warranty: 11 Year
Reg. Price: $3,365.00
SALE Price: $2,746.00
You save: $619.00!
QTY: