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 Price incl. 19% VAT 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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€ 26,93
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1-2 weeks delivery time Price incl. 19% VAT 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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€ 50,49
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1-2 weeks delivery time Price incl. 19% VAT 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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€ 268,16
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1-2 weeks delivery time Price incl. 19% VAT 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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€ 371,38
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1-2 weeks delivery time Price incl. 19% VAT 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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€ 209,81
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1-2 weeks delivery time Price incl. 19% VAT 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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€ 203
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1-2 weeks delivery time Price incl. 19% VAT 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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€ 531,38
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1-2 weeks delivery time Price incl. 19% VAT 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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€ 389,04
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1-2 weeks delivery time Price incl. 19% VAT 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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€ 316,68
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1-2 weeks delivery time Price incl. 19% VAT 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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€ 641,32
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1-2 weeks delivery time Price incl. 19% VAT 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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€ 112
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1-2 weeks delivery time Price incl. 19% VAT 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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€ 187,50
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1-2 weeks delivery time Price incl. 19% VAT The Victron BAT406225084 is a 6V 240Ah (C20) AGM Deep Cycle battery designed for long life, exceptional discharge recovery, and reliable high-current performance. Encased in a sealed VRLA design with flat-plate AGM technology, it is ideal for deep discharge applications such as solar energy storage, telecom, or mobile systems. It weighs 31 kg, measures 320 × 176 × 247 mm, and offers up to 1500 cycles at 30% depth of discharge. With copper terminals and maintenance-free operation, it's a rugged and dependable choice for professional energy systems.
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€ 372,50
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1-2 weeks delivery time Price incl. 19% VAT The Victron BAT212070084 is a compact 12V 8Ah AGM Deep Cycle battery, ideal for small backup power systems, low-power DC electronics, or embedded applications. Using sealed VRLA technology with flat-plate AGM construction, it offers maintenance-free operation, excellent high-current performance, and low self-discharge (<2%/month @ 20°C). It weighs just 2.5 kg, measures 151 × 65 × 101 mm, and is rated for up to 7–10 years of float service life.
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€ 26,93
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1-2 weeks delivery time Price incl. 19% VAT Compact and efficient, the Victron Energy BAT212120086 is a 12V AGM deep cycle battery with a 14Ah capacity and dimensions of 151 × 98 × 101 mm. Designed for energy storage applications requiring low self-discharge and high reliability, this sealed VRLA battery offers excellent deep discharge recovery and maintenance-free operation. Ideal for use in small-scale DC systems, security devices, or backup power units.
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€ 47,12
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1-2 weeks delivery time Price incl. 19% VAT The Victron Energy BAT212200084 is a 12V AGM deep cycle battery with a 22Ah capacity, sealed VRLA design, and compact footprint (181 × 77 × 167 mm). Weighing only 5.8 kg, this battery delivers reliable energy storage for mobile systems, security applications, and backup devices. With excellent high-current performance and deep discharge recovery, it ensures maintenance-free operation over 7–10 years under normal float conditions.
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€ 67,32
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1-2 weeks delivery time Price incl. 19% VAT The Victron BAT412350084 is a 12V AGM deep cycle battery offering 38Ah capacity and robust flat-plate construction in a compact casing (197 × 165 × 170 mm). Weighing 12.5 kg, this battery is designed for deep discharge applications where long service life, low maintenance, and consistent output are required. It is a versatile choice for off-grid energy systems, UPS backups, and portable DC applications.
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€ 158,20
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1-2 weeks delivery time Price incl. 19% VAT The Victron BAT412550084 is a 12V 60Ah sealed AGM deep cycle battery featuring robust flat-plate construction, low maintenance, and excellent discharge recovery. With compact dimensions of 229 × 138 × 227 mm and a weight of 20 kg, this battery is well-suited for high-current applications, including engine starting, mobile systems, and deep-cycle energy storage. It delivers up to 600 cycles at 50% depth of discharge and 7–10 years of float service life.
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€ 181,76
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1-2 weeks delivery time Price incl. 19% VAT The Victron BAT412800084 is a 12V, 90Ah deep cycle AGM battery engineered for demanding applications requiring high-capacity energy storage and maintenance-free operation. With dimensions of 350 × 167 × 183 mm and weighing 27 kg, it offers robust discharge performance, 400A cold cranking capability, and up to 600 cycles at 50% depth of discharge. Suitable for off-grid solar, mobile energy systems, and high-demand DC applications.
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€ 268,16
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1-2 weeks delivery time Price incl. 19% VAT The Victron BAT412101084 is a high-capacity 12V AGM deep cycle battery with 110Ah nominal capacity, sealed maintenance-free design, and compact footprint (330 × 171 × 220 mm). Weighing 32 kg, it delivers 500A CCA and 170 minutes reserve capacity, ideal for energy-intensive DC systems, off-grid setups, or backup units. With 600 cycles at 50% DoD and 7–10 years float life, it balances performance and longevity in critical energy applications.
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€ 336,60
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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.