Boat Batteries

Power Your Adventures with Reliable Boat Batteries

Ensure smooth sailing and dependable starts every time with high performance boat batteries from Battery Mart. Our marine batteries are built to withstand harsh conditions and deliver consistent, long lasting power for your trolling motor, electronics, and engine. Don't let a dead battery cut your time on the water short; choose Battery Mart for superior reliability and peace of mind. Explore our selection today and equip your vessel for endless aquatic adventures.

Power Your Adventures with Reliable Boat Batteries

Ensure smooth sailing and dependable starts every time with high performance boat batteries from Battery Mart. Our marine batteries are built to withstand harsh conditions and deliver consistent, long lasting power for your trolling motor, electronics, and engine. Don't let a dead battery cut your time on the water short; choose Battery Mart for superior reliability and peace of mind. Explore our selection today and equip your vessel for endless aquatic adventures.

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DEKA 9A34M Marine Master AGM Deep Cycle Battery - 12V Group 34M
Item #: SLA-9A34M  |    

DEKA 9A34M Marine Master AGM Deep Cycle Battery - 12V Group 34M

Made in USA MADE IN USA

DEKA 9A34M Marine Master AGM Deep Cycle Battery - 12V Group 34M

Item #: SLA-9A34M
 
Voltage: 12 Volt / 55 Ah / 750 CCA
AGM
Dimensions: 10.75" / 6.86" / 7" (8.38" Top of Terminal)
Weight: 47.00 lbs
Warranty: 12 Month
See All Compatible Models for DEKA 9A34M Marine Master AGM Deep Cycle Battery - 12V Group 34M
Price:
$246.95
Price: $246.95
QTY:
Dakota Lithium DL+ 12 Volt, 60 Ah LiFePO4 Deep Cycle Battery
Item #: DLPLUS-12V60  |    

Dakota Lithium DL+ 12 Volt, 60 Ah LiFePO4 Deep Cycle Battery

Dakota Lithium DL+ 12 Volt, 60 Ah LiFePO4 Deep Cycle Battery

Item #: DLPLUS-12V60
 
Voltage: 12.8 Volt / 60 Ah / 1000 CCA
LiFePO4
Dimensions: 9.5" / 6.9" / 7.44"
Weight: 16.50 lbs
Warranty: 11 Year (Factory Direct)
Price:
$615.00
Price: $615.00
QTY:
12 Volt, 75 Ah Group 24 AGM Rechargeable Battery
Item #: SLA-12V75  |    

12 Volt, 75 Ah Group 24 AGM Rechargeable Battery

12 Volt, 75 Ah Group 24 AGM Rechargeable Battery

Item #: SLA-12V75
 
Voltage: 12 Volt / 75 Ah
Sealed Lead Acid
Dimensions: 10.24" / 6.61" / 8.27"
Weight: 49.15 lbs
Warranty: 1 Year
See All Compatible Models for 12 Volt, 75 Ah Group 24 AGM Rechargeable Battery
Price:
$218.95
Price: $218.95
QTY:
Marathon 8A27 Group 27 AGM Battery [12V, 92Ah]
Item #: 8A27  |    

Marathon 8A27 Group 27 AGM Battery [12V, 92Ah]

Special Order: Ships in 1 Week
Made in USA MADE IN USA

Marathon 8A27 Group 27 AGM Battery [12V, 92Ah]

Item #: 8A27   |  Special Order: Ships in 1 Week
 
Voltage: 12 Volt / 92 Ah / 580 CCA
AGM
Dimensions: 12.99" / 6.73" / 8.62"
Weight: 65.00 lbs
Warranty: 2 Year Factory Direct
Price:
$315.95
Price: $315.95
QTY:
DEKA 8A27M Group 27 Deep Cycle AGM Heavy-Duty Marine Battery
Item #: SLA-8A27M  |    

DEKA 8A27M Group 27 Deep Cycle AGM Heavy-Duty Marine Battery

Made in USA MADE IN USA

DEKA 8A27M Group 27 Deep Cycle AGM Heavy-Duty Marine Battery

Item #: SLA-8A27M
 
Voltage: 12 Volt / 92 Ah / 580 CCA
AGM
Dimensions: 12.75" / 6.75" / 9.38"
Weight: 75.00 lbs
Warranty: 2 Year
Price:
$341.95
Price: $341.95
QTY:
12 Volt, 100 Ah Group 27 AGM Rechargeable Battery
Item #: SLA-12V100  |    

12 Volt, 100 Ah Group 27 AGM Rechargeable Battery

12 Volt, 100 Ah Group 27 AGM Rechargeable Battery

Item #: SLA-12V100
 
Voltage: 12 Volt / 100 Ah
AGM
Dimensions: 12.17" / 6.61" / 8.30"
Weight: 56.35 lbs
Warranty: 1 Year Factory Direct
Price:
$263.95
Price: $263.95
QTY:
9A31 / 9F31 HD Group 31 AGM Battery - 925 CCA
Item #: SLA-9A31  |    

9A31 / 9F31 HD Group 31 AGM Battery - 925 CCA

Made in USA MADE IN USA

9A31 / 9F31 HD Group 31 AGM Battery - 925 CCA

Item #: SLA-9A31
 
Voltage: 12 Volt / 100 Ah / 925 CCA
AGM
Dimensions: 13" / 6.75" / 8.63"
Weight: 72.00 lbs
Warranty: 18 Month
See All Compatible Models for 9A31 / 9F31 HD Group 31 AGM Battery - 925 CCA
Price:
$407.95
Price: $407.95
QTY:
Odyssey ODX-AGM31 Extreme Engine Start Battery (31-PC2150S)
Item #: PC2150-S  |    

Odyssey ODX-AGM31 Extreme Engine Start Battery (31-PC2150S)

Made in USA MADE IN USA

Odyssey ODX-AGM31 Extreme Engine Start Battery (31-PC2150S)

Item #: PC2150-S
 
Voltage: 12 Volt / 100 Ah / 1150 CCA
AGM
Dimensions: 13" / 6.8" / 9.41"
Weight: 82.25 lbs
Warranty: 4 Year (Warranty Info)
MSRP: $588.99
Price:
See Best Price in Cart
QTY:
Dakota Lithium DL+ 12 Volt, 135 Ah LiFePO4 Deep Cycle Battery
Item #: DLPLUS-12V135  |    

Dakota Lithium DL+ 12 Volt, 135 Ah LiFePO4 Deep Cycle Battery

Backordered: Estimated Available July 15th, 2026

Dakota Lithium DL+ 12 Volt, 135 Ah LiFePO4 Deep Cycle Battery

Item #: DLPLUS-12V135   |  Backordered: Estimated Available July 15th, 2026
 
Voltage: 12.8 Volt / 135 Ah / 1000 CCA
LiFePO4
Dimensions: 9.5" / 6.9" / 7.75"
Weight: 27.20 lbs
Warranty: 11 Year (Factory Direct)
Reg. Price: $1,220.00
SALE Price: $999.00
You save: $221.00!
QTY: