Marine batteries are vital for boats, providing the power needed to start engines, run electronic systems, and support various onboard equipment. Designed to withstand the harsh marine environment, these batteries offer durability and reliable performance. There are different types of marine batteries, each tailored for specific purposes and applications.
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1-2 weeks delivery time Victron AGM Deep Cycle Batteries offer sealed VRLA technology with low internal resistance, making them ideal for high current applications such as inverters, winches, and thrusters. With capacities ranging from 8Ah to 240Ah and available in 6V and 12V variants, these batteries feature copper flat terminals (M6 or M8), a robust ABS fire-retardant case, and excellent performance even under deep discharges. Rated for 7–10 years float life at 20°C and up to 1500 cycles at 30% DoD, they are maintenance-free and CE/UL compliant.
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$ 31.55
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1-2 weeks delivery time The Victron AGM Super Cycle Battery series (12V, 15–230Ah) features enhanced electrochemistry for high resilience to repeated deep discharges. Compact, lightweight, and ideal for mobile, off-grid, or marine applications, it offers over 300 full 100% DoD cycles, low internal resistance, and terminals from Faston to M8.
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$ 59.17
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1-2 weeks delivery time The Victron Energy AGM 12V Threaded Insert Batteries offer superior performance with low internal resistance, ideal for high-discharge current consumers such as inverters, motors, winches, and engine start systems. These batteries are designed for demanding marine and off-grid applications where reliability and high power output are essential.
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$ 314.25
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1-2 weeks delivery time The Victron Energy AGM Telecom Compact Batteries provide high performance and reliability in a compact form. Designed with high-purity materials and lead-calcium cells, these batteries offer a low self-discharge rate, ensuring that they retain their charge over extended periods without needing frequent recharging. Ideal for telecom and backup power applications, these batteries are available in various capacities.
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$ 435.22
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1-2 weeks delivery time Victron 12V Gel Deep Cycle Batteries (60Ah to 265Ah) offer extended cycle life and deep discharge durability. Designed with high-purity materials, they feature very low self-discharge, flat copper M8 terminals, and meet CE and UL standards. Ideal for long-term use in marine and off-grid energy systems.
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$ 245.88
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1-2 weeks delivery time The Mastervolt 12V AGM Battery offers a versatile solution combining starter and service functions in a single unit. Designed for marine and mobile applications, these semi-traction batteries deliver high current pulses for starting engines and reliable power for thrusters, winches, and other onboard equipment. Available in capacities from 55Ah to 270Ah.
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$ 257.29
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1-2 weeks delivery time The Mastervolt 12V AGM Slimline Battery is a maintenance-free power solution with a slim design, perfect for systems requiring high current output. Ideal as a starter battery, it supports installation in any position without the need for ventilation, offering versatility and reliability for marine and mobile applications.
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$ 673.49
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1-2 weeks delivery time The Mastervolt 6V AGM Battery is a fully sealed, maintenance-free power solution ideal for deep-cycle applications. Compact and safe, it features special one-way valves to prevent pressure build-up, making it suitable for installation in any environment. Available in 260Ah and 400Ah capacities.
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$ 493.08
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1-2 weeks delivery time The Mastervolt 12V MVG Gel Battery offers enhanced durability, reliability, and long service life for marine and mobile power systems. With maintenance-free operation, these gel batteries are perfect for cyclic use and as service batteries, ensuring safe and efficient performance in 12V and 24V systems. Available in capacities from 55Ah to 200Ah.
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$ 401.37
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1-2 weeks delivery time The Mastervolt 2V MVSV Gel Battery is a high-performance power solution designed for intensive applications in large systems. With a life expectancy of up to 20 years and 1000 full cycles, this battery is ideal for systems requiring reliable, long-term energy storage, such as electric motors, winches, compressors, and more. Available in capacities from 500Ah to 2700Ah.
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$ 812.83
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1-2 weeks delivery time Vetus VESMF Marine Batteries are designed for reliable performance in demanding marine environments. Available in various capacities, these batteries feature lead-calcium plates for reduced water consumption and enhanced longevity. Manufactured in the European Union, these batteries are well-suited for extended storage and versatile enough to handle both continuous and high-power loads.
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$ 161.64
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1-2 weeks delivery time Vetus VEAG Marine Batteries, of the AGM type, are versatile and maintenance-free power sources designed to support various marine applications. With excellent resistance to deep discharge and high cold-start current capacity, these batteries are ideal for powering onboard systems, including household networks and auxiliary equipment.
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$ 270.60
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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.
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$ 493.08
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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.
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$ 257.29
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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.
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$ 315.70
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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.
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$ 385.17
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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.
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$ 522.29
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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.
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$ 614.92
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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.
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$ 824.84
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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.
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$ 980.71
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What are the key differences between marine starting batteries and marine deep-cycle batteries?
The key differences between a marine starting battery and a marine deep-cycle battery lie in their design and usage. A marine starting battery is designed to provide a high burst of cranking amps (CCA) to start the boat's engine quickly. In contrast, marine deep-cycle batteries, such as the 12V 100Ah LiFePO4 lithium battery, are designed to deliver sustained power over a longer period, making them ideal for trolling motors and other continuous-use applications. Dual-purpose batteries combine these features to offer both starting power and deep-cycle capabilities, providing versatility for various marine needs.
Marine batteries, including the lithium iron phosphate 12 volt lithium deep cycle battery for trolling, offer advanced features to meet diverse boating requirements. The 100Ah lithium battery, for instance, provides excellent performance in various temperature conditions and is part of the new marine enhanced flooded and AGM battery groups. These batteries are the most popular choices due to their reliability and efficiency. With features like a built-in 100A BMS, they are ideal for outdoor adventures, solar power setups, and other applications where consistent power is essential. Whether you're browsing for the right marine battery or looking for great value options to buy in our online store, these batteries ensure you have the right power solution for your needs.
How does the size of a marine battery affect its compatibility with different boat models?
The size of a marine battery affects its compatibility with different boat models by determining whether it can physically fit in the designated battery compartment and meet the boat's power requirements. Marine batteries come in various group sizes, such as the popular 12V 100Ah LiFePO4 battery or the Interstate Marine batteries, which need to be selected based on the space available and the power needs of the boat. Among the most space-efficient and high-performance options are Lithium Boat Batteries, which offer a compact design, lighter weight, and superior energy density compared to traditional options. Additionally, selecting the right terminal type and ensuring proper fitment can impact the battery’s performance and reliability, with many batteries offering dual-purpose capabilities for both starting and deep cycle needs..
How do dual-purpose batteries support both starting and deep cycle functions for a trolling motor?
Dual purpose batteries support both starting and deep cycle functions for a trolling motor by combining the high cranking amps needed for engine starts with the sustained power required for extended trolling. For example, popular lines of marine batteries offer dual purpose options that provide reliable starting power and deep cycle capabilities, making them ideal for trolling motors.
How do AGM batteries provide reliable power for marine vehicles?
AGM batteries provide reliable power for marine vehicles by offering maintenance-free operation and superior performance compared to traditional flooded lead acid batteries. They are designed to withstand harsh marine environments, deliver consistent power output, and handle deep discharges without significant loss of capacity. With a typical year warranty, AGM batteries ensure reliability and peace of mind for various marine applications, from trolling motors to RV marine setups.