A marine battery is designed to power boats and marine equipment efficiently, particularly for tasks requiring continuous energy, such as running a trolling motor or onboard accessories. Deep cycle marine batteries provide steady power over extended periods, making them ideal for trolling motors and solar applications. They also feature CCA (cold cranking amps) for engine starting and dual-purpose models that offer both starting power and deep cycling capabilities, ensuring a reliable power source for any boating adventure.
|
1-2 weeks delivery time The Victron Lithium SuperPack 12.8V 20Ah (BAT512020705) is a compact, lightweight lithium battery featuring safe LiFePO₄ cells and an integrated BMS with automatic safety switch. Delivering 256Wh of energy with a 30A continuous discharge rate and 15A charge capability, it’s ideal for small off-grid systems, portable power applications, and marine/RV installations. Measuring just 167×181×77 mm and weighing only 3.5 kg, this M5-terminal battery offers 2500 cycles at 80% DoD, 92% efficiency, and plug-and-play functionality without requiring additional control components.
|
$ 247,37
-
+
| ||
|
1-2 weeks delivery time The Victron Lithium SuperPack 12.8V 60Ah (BAT512060705) is a 768Wh LiFePO₄ battery with integrated BMS and safety switch, offering plug-and-play installation with no external components required. Rated for 30A continuous discharge and 30A charging, this battery delivers 2500 cycles at 80% DoD and 92% round-trip efficiency. Protected against overcharge, deep discharge, and temperature extremes, it’s ideal for mobile, solar, and backup power systems. Housed in a 213×229×138 mm IP43 case, it weighs only 9.5 kg and connects via M6 terminals.
|
$ 558,62
-
+
| ||
|
1-2 weeks delivery time The Victron Lithium SuperPack 12.8V/100Ah High Current (BAT512110710) is a 1280Wh LiFePO₄ battery engineered for high-demand DC applications. Delivering up to 100A of continuous discharge and 150A peak (10s), it includes a fully integrated BMS with safety disconnect, eliminating the need for external components. The unit offers 2500+ cycles at 80% DoD, 92% round-trip efficiency, and automatic protection from overvoltage, undervoltage, and extreme temperatures. Encased in a durable 220×330×172 mm housing, this IP43-rated battery weighs 14 kg and features M8 terminals for high current transfer.
|
$ 820,94
-
+
| ||
|
1-2 weeks delivery time The Victron Lithium SuperPack 12.8V/200Ah (BAT512120705) is a robust 2560Wh lithium-iron-phosphate (LiFePO₄) battery with a fully integrated BMS and safety switch. Delivering 70A continuous and 100A peak discharge (10s), it supports fast 70A charging and 2500 cycles at 80% DoD. Ideal for off-grid systems, marine, RVs, and industrial use, this IP43-rated 21 kg unit (208×520×269 mm) uses M8 terminals and supports unlimited parallel connection for scalable energy storage with high safety and efficiency.
|
$ 1.718
-
+
| ||
|
1-2 weeks delivery time The Victron Lithium SuperPack 25.6V/50Ah (BAT524050705) is a 1280Wh lithium-iron-phosphate (LiFePO₄) battery for 24V DC systems. Featuring an integrated BMS and automatic electronic safety switch, it offers 50A continuous and 100A peak discharge capability, along with 2500+ charge cycles at 80% DoD. With 92% round-trip efficiency, M8 terminals, and support for unlimited parallel connections, this battery is ideal for solar storage, industrial backup, and electric mobility systems. Compact (220×330×172 mm) and weighing only 14 kg, it's designed for easy upright or side mounting.
|
$ 1.238,21
-
+
| ||
|
1-2 weeks delivery time The Mastervolt 61002600 AGM battery delivers 6 V and 260 Ah (C20) of sealed, maintenance-free power ideal for high-current systems. Its Absorbent Glass Mat (AGM) technology enables fast discharge rates for engine starting or large inverter loads, with no gas formation under normal use. Designed for flexible 12/24/48 V battery bank configurations, this 35.5 kg unit features dual A-type and M10 stud terminals and compact dimensions of 295 x 180 x 298 mm, making it suitable for tight installation environments.
|
$ 479,72
-
+
| ||
|
1-2 weeks delivery time The Mastervolt AGM 12V 55Ah battery (62000550) is a compact, maintenance-free energy solution designed for high current applications such as engine starting and power boosts in mobile systems. Using absorbent glass mat (AGM) technology, it delivers fast discharge performance, low internal resistance, and zero gas emission during normal operation. With dimensions of 257 x 132 x 200 mm and weighing just 17 kg, it's ideal for installations with limited space. The battery supports both M6 and A-type terminals for flexible integration and comes with a 2-year warranty.
|
$ 250,32
-
+
| ||
|
1-2 weeks delivery time The Mastervolt 12V 70Ah AGM Battery (62000700) delivers reliable starter performance and moderate cyclic capacity in a sealed, maintenance-free form. Designed with advanced Absorbent Glass Mat (AGM) technology, it provides fast discharge capability and low internal resistance, making it ideal for high-current applications like engine starting. With a compact footprint of 348 x 167 x 178 mm and weighing 21 kg, it supports M8/A-type terminals and allows installation in virtually any orientation. Rated at 290 A (DIN) and 460 A (SAE), this battery is perfect for replacing conventional flooded batteries.
|
$ 307,15
-
+
| ||
|
1-2 weeks delivery time The Mastervolt 12V 90Ah AGM Battery (62000900) is a robust, maintenance-free energy source designed for demanding starter and auxiliary applications. Delivering high discharge performance comparable to a 180Ah flooded lead-acid battery, it uses absorbent glass mat technology to ensure low internal resistance, no gas emissions, and safe installation in confined spaces. With dimensions of 330 x 173 x 220 mm and a weight of 28 kg, it features dual M8 and A-type terminals, 360 A (DIN) cold cranking, and a 2-year warranty.
|
$ 374,73
-
+
| ||
|
1-2 weeks delivery time The Mastervolt 12V 130Ah AGM Battery (62001300) delivers high current discharge and deep cycle capabilities in a rugged, maintenance-free sealed design. With low internal resistance and thick plate construction, it supports powerful cranking performance (530 A DIN / 840 A SAE) and a stable 130 Ah capacity at C20. Measuring 408 x 176 x 228 mm and weighing 37.6 kg, it features versatile M8/A-type terminals and is ideal for demanding starter or medium-duty cyclic applications in marine, RV, or off-grid power systems.
|
$ 508,14
-
+
| ||
|
1-2 weeks delivery time The Mastervolt 12V 160Ah AGM Battery (62001600) is a high-capacity, maintenance-free energy storage unit engineered for both starter and medium-cycle applications. With a sealed AGM construction and thick-plate design, it delivers powerful high-current discharge and long service life. Supporting installation in almost any position and featuring dual M8 and A-type terminals, this battery ensures reliable operation with zero gas emission under normal conditions. Ideal for marine, RV, and off-grid systems requiring dependable 12 V power and deep capacity.
|
$ 598,26
-
+
| ||
|
1-2 weeks delivery time The Mastervolt 12V 225Ah AGM Battery (62002250) delivers unmatched power capacity and high current discharge performance in a rugged, sealed construction. Ideal for large marine, RV, and off-grid systems, this maintenance-free battery features advanced glass-fibre technology, low internal resistance, and impressive cold cranking output (680 A DIN / 1080 A SAE). With a capacity of 225 Ah (C20), maximum charge current of 63 A, and dual M8/A-type terminals, it’s optimized for both starter and medium-deep cycle roles. Dimensions: 522 x 240 x 224 mm. Weight: 63.5 kg.
|
$ 802,48
-
+
| ||
|
1-2 weeks delivery time The Mastervolt 12V 270Ah AGM Battery (62002700) delivers exceptional deep-cycle performance and high-starting current in the largest capacity format of the AGM series. Engineered with thick-plate, sealed glass-fibre technology, it ensures 270 Ah at C20, peak cranking power up to 1200 A (SAE), and zero gas emission under normal use. Featuring dual M8 and A-type terminals, it supports up to 76.5 A charging and measures 522 x 268 x 226 mm at 73 kg. Ideal for large marine vessels, off-grid systems, and industrial backup where high reliability and long service life are essential.
|
$ 954,14
-
+
| ||
|
1-2 weeks delivery time The Mastervolt MVG 12V 25Ah Gel Battery (64000250) is a compact, fully sealed service battery optimized for cyclic use in 12 V and 24 V systems. Featuring Gel technology for complete electrolyte immobilization, it enables safe, gas-free operation without ventilation and supports fast recharging with a high current input of up to 12.5 A. With dimensions of 167 x 176 x 126 mm and weighing only 9.6 kg, this battery is ideal for compact installations where reliability, low self-discharge, and longevity are essential.
|
$ 221,02
-
+
| ||
|
1-2 weeks delivery time The Mastervolt MVG 12V 55Ah Gel Battery (64000550) is a fully sealed, maintenance-free service battery designed for intensive cyclic use in 12 V and 24 V systems. With Gel electrolyte immobilization, it allows safe, gas-free operation in enclosed spaces and supports rapid charging at up to 27.5 A. Offering 55 Ah capacity and strong CCA ratings (230 A DIN / 380 A SAE), this battery fits compact installations (261 x 136 x 230 mm) and weighs 19 kg, making it ideal for marine, RV, and solar storage applications demanding high reliability and low self-discharge.
|
$ 390,49
-
+
| ||
|
1-2 weeks delivery time The Mastervolt MVG 12V 85Ah Gel Battery (64000850) is a high-endurance, maintenance-free service battery designed for intensive cyclic applications in 12 V and 24 V power systems. With a high charging acceptance of up to 42.5 A and a capacity of 85 Ah (C20), this sealed Gel battery offers excellent cold cranking power (270 A DIN / 450 A SAE), extremely low self-discharge, and no gas emission during standard operation. Compact at 330 x 171 x 236 mm and weighing 32.6 kg, it's ideal for marine, RV, and solar applications with high reliability demands.
|
$ 593,10
-
+
| ||
|
1-2 weeks delivery time The Mastervolt 64001200 - MVG Gel Battery 12V 120Ah is a high-performance, maintenance-free deep-cycle battery engineered for 12V and 24V systems. With a nominal capacity of 120Ah (C20) and fast-charging capability up to 60A, it’s optimized for intensive cyclic use in marine, mobile, and off-grid applications. Thanks to its sealed gel technology, it produces no gas under normal use and can be safely installed in unventilated or enclosed environments. Dimensions: 513 x 189 x 223 mm. Weight: 41 kg.
|
$ 817,20
-
+
| ||
|
1-2 weeks delivery time The Mastervolt 64001400 - MVG Gel Battery 12V 140Ah is a robust, maintenance-free deep-cycle battery for medium to large 12V and 24V energy systems. With a nominal capacity of 140Ah (C20) and a high charge acceptance of up to 70A, it supports fast recharging and intensive cyclic use. Its sealed gel design ensures no gas emissions during normal operation, making it safe for installation in enclosed or unventilated areas. Dimensions: 513 x 223 x 223 mm. Weight: 49 kg.
|
$ 985,06
-
+
| ||
|
1-2 weeks delivery time The Mastervolt 64002000 - MVG Gel Battery 12V 200Ah is a high-capacity, deep-cycle battery designed for 12V and 24V power systems in marine, mobile, and off-grid environments. Featuring sealed gel technology, it offers completely maintenance-free operation with no gas formation under normal conditions. With a nominal capacity of 200Ah (C20), support for charging currents up to 100A, and excellent cycle durability, it’s ideal for intensive service applications. Dimensions: 518 x 274 x 238 mm. Weight: 70 kg.
|
$ 1.245,68
-
+
| ||
|
1-2 weeks delivery time The Mastervolt 66011250 - MLI Ultra 12/1250 is a heavy-duty 12V lithium battery offering 1250 Wh of energy and a continuous discharge current of 200A. Engineered with LiFePO4 chemistry, it integrates a proprietary BMS, intelligent safety relay, thermal heat-pad for cold weather, and full MasterBus/CZone/NMEA2000 communication support. With a compact Group 31 footprint, IP65 waterproof housing, and a 3500-cycle life at 80% DoD, it’s ideal for high-demand marine and mobile systems. Dimensions: 330 x 173 x 210 mm. Weight: 15 kg.
|
$ 2.406,88
-
+
| ||
What are the key benefits of using a deep cycle marine battery for trolling motors?
Using a deep cycle marine battery for trolling motors provides consistent and reliable power over long periods, which is essential for maintaining a steady trolling speed while fishing. Deep cycle batteries, like lithium iron phosphate (LiFePO4) or the popular 12V 100Ah models, are designed to handle numerous charge and discharge cycles, making them ideal for sustained use.
Using a deep cycle marine battery also provides the versatility needed for different marine activities. Many of these batteries, such as the 12V 100Ah LiFePO4 or dual-purpose models, are available in various sizes and brands, offering options for both starting power and deep cycling. Marine batteries often come with a year warranty, including a 24 month free replacement warranty, which ensures reliability for recreational and off-grid use. Additionally, features like temperature resistance, gel or lithium technology, and built-in 100A BMS enhance their durability and overall value, making them suitable for applications ranging from golf carts to RV marine systems.
For trusted energy solutions on the water, browse our full range of Boat Battery options.
For complete power management on your boat, consider pairing your battery with a quality Marine Battery Box.
How do AGM marine batteries differ from lead acid batteries in terms of performance?
AGM marine batteries differ from traditional lead acid batteries in performance due to their enhanced efficiency and maintenance-free design. AGM batteries are designed to provide better deep cycling capabilities, making them more suitable for frequent discharge and recharge cycles compared to flooded lead acid batteries. They also feature a sealed, spill-proof construction, offering a longer lifespan and the ability to perform well in harsher marine environments, which makes them popular for marine deep-cycle applications and starting purposes.
While AGM batteries are a strong choice, many boat owners are now also considering Lithium Boat Batteries for their even greater energy density, lighter weight, and superior cycle life. AGM marine batteries offer versatility with dual-purpose options, making them suitable for both starting and deep-cycle applications. Brands provide various models, including starting batteries and marine deep-cycle options, that meet different power demands. AGM batteries are also known for their compatibility with alternator charging systems, ensuring reliable power delivery for everything from trolling motors to solar power setups. For added safety and secure installation, pairing your battery with a quality Boat Battery Box is highly recommended to protect electrical connections and prevent movement during navigation.
How does a lithium iron phosphate (LiFePO4) battery improve the performance of a boat power system?
A lithium iron phosphate (LiFePO4) battery improves the performance of a boat power system by providing a stable and reliable energy supply with a longer lifespan compared to traditional flooded batteries. These batteries, like the 12V 100Ah LiFePO4, offer faster charging and a higher number of deep cycle charges, making them ideal for marine starting and trolling applications. They are lightweight, temperature-resistant, and maintenance-free, delivering consistent power for various onboard systems, from fishing equipment to onboard appliances.
For alternative marine power solutions, explore our Marine Gel Batteries, designed for durability and reliable energy supply in demanding marine conditions.