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Marine Batteries & Accessories

Fisheries Supply offers a huge selection of marine batteries from all the best brands, including Dyno, Lifeline, Firefly Battery, Victron Energy, MasterVolt, Northstar, Optima and more. Whether you are looking for a deep cycle or a starter battery, AGM, gel or lead acid – we stock all the boat batteries you need along with accessories such as marine battery switches and marine battery boxes. Need help choosing the right battery? Read our Navigators on battery basics, the different types of batteries or get some help in sizing your battery bank!

Samson & Polyform Preseason Sale - Up to 20% Off

12V 4D Heavy Duty Marine Starting Battery - 950 CCA, 395 Min. Reserve Capacity

Dyno Batteries

12V 4D Heavy Duty Marine Starting Battery - 950 CCA, 395 Min. Reserve Capacity

SKU: 03171 | Item ID: DNO H4D

VEE System MK5 Battery Degradation Eliminator

Mega Pulse USA

VEE System MK5 Battery Degradation Eliminator

SKU: 1007933 | Item ID: MGP VEES

12V 180 AMP 114# POST BATTERY DEEP

Dyno Batteries

12V 4D Heavy Duty Marine Deep Cycle Battery - 180 Ah

SKU: 129829 | Item ID: DNO 4DD

Battery Selector Switch Cruiser Series

Guest

Battery Selector Switch Cruiser Series 4 pos

Available in 2 options

12V 255 AMP 145# STARTING BATTERY

Dyno Batteries

12V Group 8D Heavy Duty Marine Starting Battery - 1250 CCA, 495 Min. Reserve Cap.

SKU: 19695 | Item ID: DNO 8DC

Battery Selector Switch Cruiser Series

Guest

Battery Selector Switch Cruiser Series On/Off

SKU: 06989 | Item ID: GST 2102

Dyno Batteries

12V 8D Heavy Duty Marine Deep Cycle Battery - 240 Ah

SKU: 51966 | Item ID: DNO 8DD

Guest

Cruiser Series Universal Mount Switches

Available in 3 options

Dyno Batteries

12V Group 24 Start/Deep Cycle Marine Battery - 85 Ah, 570 CCA, 150 Min. Reserve Capacity

SKU: 03176 | Item ID: DNO M24M

Guest

Heavy-Duty Battery Selector Switch w/AFD

SKU: 06991 | Item ID: GST 2300A

Dyno Batteries

12V Group 27 Start/Deep Cycle Marine Battery - 100 Ah, 640 CCA, 190 Min. Reserve Capacity

SKU: 03177 | Item ID: DNO M27M

Guest

Heavy Duty Battery Switch - 600A

Available in 2 options

Dyno Batteries

12V Group M30 Heavy Duty Marine Deep Cycle Battery - 115 Ah

SKU: 03178 | Item ID: DNO M30HH

Dyno Batteries

12V Group H31 Heavy Duty Marine Starting Battery - 700 CCA, 190 Min. Reserve Cap.

Available in 2 options

Dyno Batteries

6V L16HC High Capacity Marine Deep Cycle Battery - 390 Ah

SKU: 189797 | Item ID: DNO L16HC

Firefly Battery

Firefly 2V or 4V Group L16 Carbon Foam AGM Deep Discharge Battery Cell

SKU: 1005025 | Item ID: FFY FFL16+2V/4V

Dyno Batteries

6V L16 Marine Deep Cycle Battery - 350 Ah

SKU: 03175 | Item ID: DNO L16

Firefly Battery

Firefly 12V Group 31 AGM Deep Cycle Battery - 110 Ah, 600 CCA

SKU: 457348 | Item ID: FFY FF12D1-G31

Optima Batteries

Optima Blue Top Group 27 Deep Cycle Battery SC27DM

SKU: 367136 | Item ID: BAT SC27DM

Dyno Batteries

6V S3 Marine Deep Cycle Battery - 260 Ah

SKU: 03179 | Item ID: DNO S3H

Newmar

Digital Battery Analyzer Plus

SKU: 137516 | Item ID: NMR DBA+

Optima Batteries

Optima SC31DM Blue Top Group 31 Deep Cycle Battery

SKU: 139838 | Item ID: BAT SC31DM

Dyno Batteries

6V S4 Marine Deep Cycle Battery - 315 Ah

SKU: 03180 | Item ID: DNO S4H

Newmar

Battery Isolators for Two Alternators

Available in 2 options

Optima Batteries

Optima SC34DM BlueTop 12V Group 34 AGM Battery

SKU: 94870 | Item ID: BAT SC34DM

ACR Electronics

Lithium Survival Battery

SKU: 81586 | Item ID: ACR 1066

Newmar

Battery Isolators for a Single Alternator

Available in 5 options

Optima Batteries

Optima SC34M 12V Group 34 BlueTop Starting Battery

SKU: 95424 | Item ID: BAT SC34M

Dyno Batteries

6V GC2b Deep Cycle Golf Cart Style Marine Battery - 235 Ah

SKU: 51967 | Item ID: DNO GC2B

Newmar

APS Power Selector

Available in 2 options

Dyno Batteries

8V GC-8 Golf Cart Style Marine Deep Cycle Battery - 170 Ah

SKU: 147109 | Item ID: DNO GC-8V

Optima Batteries

Optima Red Top Group 34 12V Starting Battery

SKU: 153846 | Item ID: BAT SC34A

Dyno Batteries

8V M5T Commercial Marine Starting Battery - 930 CCA

SKU: 158335 | Item ID: DNO M5T

BEP Marine

Battery Distribution Cluster

SKU: 431732 | Item ID: BEP 717-140A-DVSR

Newmar

Battery Integrator

Available in 3 options

Optima Batteries

Optima SC34U Red Top Group 34/78 Starting Battery

SKU: 66763 | Item ID: BAT SC34U

Newmar

Newmar AC Transfer Switches

Available in 4 options

Optima Batteries

Optima Red Top Group 75/25 Starting Battery SC75U

SKU: 192051 | Item ID: BAT SC75U

BEP Marine

Square Battery Distribution Cluster

SKU: 428547 | Item ID: BEP 716-SQ-140A-DVSR

Dyno Batteries

8V M13 Commercial Marine Starting Battery - 1000 CCA

SKU: 72578 | Item ID: DNO M13

Optima Batteries

Optima 6V Red Top AGM Starting Battery SC6A

SKU: 214787 | Item ID: BAT SC6A

BEP Marine

Battery Distribution Cluster - 3-Switch Bank

SKU: 156681 | Item ID: BEP 715-H

Dyno Batteries

8V M15 Commercial Marine Starting Battery - 1025 CCA

SKU: 54900 | Item ID: DNO M15

Dyno Batteries

8V M17 Commercial Marine Starting Battery - 1155 CCA

SKU: 137460 | Item ID: DNO M17

Lifeline

6V Group L16 AGM Deep Cycle Battery - 400 Ah

SKU: 218953 | Item ID: LFL GPL-L16T

12V 4D Heavy Duty Marine Starting Battery - 950 CCA, 395 Min. Reserve Capacity

Dyno Batteries

12V 4D Heavy Duty Marine Starting Battery - 950 CCA, 395 Min. Reserve Capacity

SKU: 03171 | Item ID: DNO H4D

Shop Now
VEE System MK5 Battery Degradation Eliminator

Mega Pulse USA

VEE System MK5 Battery Degradation Eliminator

SKU: 1007933 | Item ID: MGP VEES

Shop Now

Dyno Batteries

12V 4D Heavy Duty Marine Deep Cycle Battery - 180 Ah

SKU: 129829 | Item ID: DNO 4DD

Shop Now

Guest

Battery Selector Switch Cruiser Series 4 pos

Available in 2 options

Shop Now

Dyno Batteries

12V Group 8D Heavy Duty Marine Starting Battery - 1250 CCA, 495 Min. Reserve Cap.

SKU: 19695 | Item ID: DNO 8DC

Shop Now

Guest

Battery Selector Switch Cruiser Series On/Off

SKU: 06989 | Item ID: GST 2102

Shop Now

Dyno Batteries

12V 8D Heavy Duty Marine Deep Cycle Battery - 240 Ah

SKU: 51966 | Item ID: DNO 8DD

Shop Now

Guest

Cruiser Series Universal Mount Switches

Available in 3 options

Shop Now

Dyno Batteries

12V Group 24 Start/Deep Cycle Marine Battery - 85 Ah, 570 CCA, 150 Min. Reserve Capacity

SKU: 03176 | Item ID: DNO M24M

Shop Now

Guest

Heavy-Duty Battery Selector Switch w/AFD

SKU: 06991 | Item ID: GST 2300A

Shop Now

Dyno Batteries

12V Group 27 Start/Deep Cycle Marine Battery - 100 Ah, 640 CCA, 190 Min. Reserve Capacity

SKU: 03177 | Item ID: DNO M27M

Shop Now

Guest

Heavy Duty Battery Switch - 600A

Available in 2 options

Shop Now

Dyno Batteries

12V Group M30 Heavy Duty Marine Deep Cycle Battery - 115 Ah

SKU: 03178 | Item ID: DNO M30HH

Shop Now

Dyno Batteries

12V Group H31 Heavy Duty Marine Starting Battery - 700 CCA, 190 Min. Reserve Cap.

Available in 2 options

Shop Now

Dyno Batteries

6V L16HC High Capacity Marine Deep Cycle Battery - 390 Ah

SKU: 189797 | Item ID: DNO L16HC

Shop Now

Firefly Battery

Firefly 2V or 4V Group L16 Carbon Foam AGM Deep Discharge Battery Cell

SKU: 1005025 | Item ID: FFY FFL16+2V/4V

Shop Now

Dyno Batteries

6V L16 Marine Deep Cycle Battery - 350 Ah

SKU: 03175 | Item ID: DNO L16

Shop Now

Firefly Battery

Firefly 12V Group 31 AGM Deep Cycle Battery - 110 Ah, 600 CCA

SKU: 457348 | Item ID: FFY FF12D1-G31

Shop Now

Optima Batteries

Optima Blue Top Group 27 Deep Cycle Battery SC27DM

SKU: 367136 | Item ID: BAT SC27DM

Shop Now

Dyno Batteries

6V S3 Marine Deep Cycle Battery - 260 Ah

SKU: 03179 | Item ID: DNO S3H

Shop Now

Newmar

Digital Battery Analyzer Plus

SKU: 137516 | Item ID: NMR DBA+

Shop Now

Optima Batteries

Optima SC31DM Blue Top Group 31 Deep Cycle Battery

SKU: 139838 | Item ID: BAT SC31DM

Shop Now

Dyno Batteries

6V S4 Marine Deep Cycle Battery - 315 Ah

SKU: 03180 | Item ID: DNO S4H

Shop Now

Newmar

Battery Isolators for Two Alternators

Available in 2 options

Shop Now

Optima Batteries

Optima SC34DM BlueTop 12V Group 34 AGM Battery

SKU: 94870 | Item ID: BAT SC34DM

Shop Now

ACR Electronics

Lithium Survival Battery

SKU: 81586 | Item ID: ACR 1066

Shop Now

Newmar

Battery Isolators for a Single Alternator

Available in 5 options

Shop Now

Optima Batteries

Optima SC34M 12V Group 34 BlueTop Starting Battery

SKU: 95424 | Item ID: BAT SC34M

Shop Now

Dyno Batteries

6V GC2b Deep Cycle Golf Cart Style Marine Battery - 235 Ah

SKU: 51967 | Item ID: DNO GC2B

Shop Now

Newmar

APS Power Selector

Available in 2 options

Shop Now

Dyno Batteries

8V GC-8 Golf Cart Style Marine Deep Cycle Battery - 170 Ah

SKU: 147109 | Item ID: DNO GC-8V

Shop Now

Optima Batteries

Optima Red Top Group 34 12V Starting Battery

SKU: 153846 | Item ID: BAT SC34A

Shop Now

Dyno Batteries

8V M5T Commercial Marine Starting Battery - 930 CCA

SKU: 158335 | Item ID: DNO M5T

Shop Now

BEP Marine

Battery Distribution Cluster

SKU: 431732 | Item ID: BEP 717-140A-DVSR

Shop Now

Newmar

Battery Integrator

Available in 3 options

Shop Now

Optima Batteries

Optima SC34U Red Top Group 34/78 Starting Battery

SKU: 66763 | Item ID: BAT SC34U

Shop Now

Newmar

Newmar AC Transfer Switches

Available in 4 options

Shop Now

Optima Batteries

Optima Red Top Group 75/25 Starting Battery SC75U

SKU: 192051 | Item ID: BAT SC75U

Shop Now

BEP Marine

Square Battery Distribution Cluster

SKU: 428547 | Item ID: BEP 716-SQ-140A-DVSR

Shop Now

Dyno Batteries

8V M13 Commercial Marine Starting Battery - 1000 CCA

SKU: 72578 | Item ID: DNO M13

Shop Now

Optima Batteries

Optima 6V Red Top AGM Starting Battery SC6A

SKU: 214787 | Item ID: BAT SC6A

Shop Now

BEP Marine

Battery Distribution Cluster - 3-Switch Bank

SKU: 156681 | Item ID: BEP 715-H

Shop Now

Dyno Batteries

8V M15 Commercial Marine Starting Battery - 1025 CCA

SKU: 54900 | Item ID: DNO M15

Shop Now

Dyno Batteries

8V M17 Commercial Marine Starting Battery - 1155 CCA

SKU: 137460 | Item ID: DNO M17

Shop Now

Lifeline

6V Group L16 AGM Deep Cycle Battery - 400 Ah

SKU: 218953 | Item ID: LFL GPL-L16T

Shop Now
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