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.
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1-2 weeks delivery time Price incl. 19% VAT The Rechargeable Battery 750 mAH AA Type offers efficient and long-lasting power for your devices, allowing for hundreds of recharges and helping to reduce waste. With a capacity of 750 mAH and eco-friendly benefits, this cost-effective battery is ideal for those seeking reliable energy. It comes in blister packaging and is identified by FNI Product Number 3985014.
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€ 9,73
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1-2 weeks delivery time Price incl. 19% VAT The AA - AAA Rechargeable Battery package ensures your devices remain powered with a comprehensive solution, including 2 AA and 2 AAA batteries. It features an auto switch-off function for energy conservation and is identified by product number 3985026 FNI.
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€ 34,27
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1-2 weeks delivery time Price incl. 19% VAT Cable cap insulators, made from soft PVC, are essential for protecting electrical cable joints. Designed to fit sizes 10-25 mm, these durable, black insulators enhance functionality and safety. The product number is 4104011 FNI, with an original reference of 4011.
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€ 3,98
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1-2 weeks delivery time Price incl. 19% VAT Cable cap insulators are crucial for electrical installations, offering safety and reliability through high-quality soft PVC construction. Designed to fit cables sized 35-70 mm, these insulators provide excellent protection and insulation. The product number is 4104012 FNI, with an original reference of 4012.
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€ 6,76
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1-2 weeks delivery time Price incl. 19% VAT Cable cap insulators, designed for sizes ranging from 35-70 mm, are crucial for maintaining safe and durable electrical connections. Constructed from high-quality soft PVC, these black insulators offer excellent protection against environmental factors and electrical interference. The product number is 4104013 FNI, with an original reference of 4013.
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€ 7,09
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1-2 weeks delivery time Price incl. 19% VAT Introducing our high-quality Cable Cap Insulators, sized 95-120 mm and crafted from durable soft PVC to ensure reliable protection and insulation for your cables. Key product details include product number 4104015 FNI, original reference 4015 Black, and a commitment to longevity across various applications.
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€ 5,39
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1-2 weeks delivery time Price incl. 19% VAT The Square Cable Cap Insulators in red and black are designed for optimal cable management, offering a secure fit and protection. Made from robust soft PVC, they are sold in pairs and have the product number 4104018 FNI, with an original reference of 4018.
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€ 11,16
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1-2 weeks delivery time Price incl. 19% VAT The Galvanized Brass Battery Terminal Negative is a durable component designed for efficient battery connections, ideal for automotive and marine applications. Made from galvanized brass for long-lasting performance and corrosion resistance, it features a wing-nut fastening, an 8 mm negative bolt diameter, and a 10 mm positive bolt diameter. The FNI product number is 3939180N.
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€ 3,36
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1-2 weeks delivery time Price incl. 19% VAT The Galvanized Brass Battery Terminal Positive offers robust and reliable battery connections with its durable construction that withstands environmental factors while ensuring excellent conductivity. It features a wing-nut fastening, is made from galvanized brass, and has a positive bolt diameter of 10 mm and a negative bolt diameter of 8 mm. The product number is FNI 3939180P.
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€ 3,36
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1-2 weeks delivery time Price incl. 19% VAT The Polished Brass Battery Terminal Negative is a high-quality, durable component designed for reliable performance, featuring a secure connection and efficient electrical flow. It has a product number of 3939181N and is made from polished brass, designed with a wing-nut fastening. The terminal accommodates a negative bolt diameter of 8 mm and a positive bolt diameter of 10 mm.
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€ 3,54
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1-2 weeks delivery time Price incl. 19% VAT The Polished Brass Battery Terminal Positive is a high-quality component designed for optimal performance and durability in your vehicle's electrical system. Featuring a product number of 3939181P FNI, this positive battery terminal is made from polished brass and includes a convenient wing-nut fastening. It has a negative bolt diameter of 8 mm and a positive bolt diameter of 10 mm.
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€ 3,54
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1-2 weeks delivery time Price incl. 19% VAT The Galvanized Brass Battery Terminal Negative is an essential automotive component designed for optimal performance and durability in your vehicle's electrical system. Made from galvanized brass, it ensures a secure connection and features a hexagonal head bolt fastening method, with a negative bolt diameter of 8 mm and a positive bolt diameter of 10 mm. The product number is 3939182N FNI.
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€ 3,78
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1-2 weeks delivery time Price incl. 19% VAT The Galvanized Brass Battery Terminal Positive offers a secure connection for your vehicle's battery, made from durable galvanized brass to resist corrosion and ensure optimal conductivity. It features a hexagonal head fastening, with a negative bolt diameter of 8 mm and a positive bolt diameter of 10 mm, and is identified by the FNI Product Number 3939182P.
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€ 3,78
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1-2 weeks delivery time Price incl. 19% VAT The Small Battery Box is a sturdy and versatile storage solution designed to securely hold and transport batteries, featuring durable plastic construction and equipped with a belt and straps for safe fastening. Its inner dimensions are 270 x 190 x 200 mm (h), making it ideal for safely storing and transporting batteries. Product Number: 3927660 FNI.
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€ 10,42
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1-2 weeks delivery time Price incl. 19% VAT The Medium Battery Box is a durable plastic container designed to securely hold a 100 Amp battery, ensuring reliable protection and easy transport. It includes fastening belts and straps and has inner dimensions of 355 x 185 x 263 mm (h). The FNI product number for this box is 3927663.
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€ 12,74
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1-2 weeks delivery time Price incl. 19% VAT The Battery Box Large Capacity is designed to securely store large batteries, offering a robust and safe storage solution for both personal and professional use. Made from durable plastic, it features internal dimensions of 320 x 620 x 260 mm and includes a secure design for enhanced safety. Product number 3927673 FNI.
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€ 134,82
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1-2 weeks delivery time Price incl. 19% VAT The Battery Box Large Capacity is a durable and secure solution for storing and organizing large batteries, featuring a sturdy plastic construction and internal dimensions of 540 x 615 x 260 mm. With its design focused on easy accessibility and protection, it's ideal for anyone looking to store large capacity batteries efficiently.
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€ 199,13
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1-2 weeks delivery time Price incl. 19% VAT Our durable stainless steel fixing brackets, designed for battery boxes art. 3927673 and 3927674, ensure secure installation and reliable performance for various battery setups. With product number 3927675 FNI, these brackets are corrosion and wear-resistant, making them easy to mount for a secure attachment.
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€ 16,12
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1-2 weeks delivery time Price incl. 19% VAT The Battery Box with Cigarette Socket is a reliable and portable power solution designed for convenience on the go. Made of durable plastic, it has a maximum capacity of up to 100 Amp and features external terminals protected by a 50A fuse. It includes two cigarette lighter sockets, each with a waterproof cover and a 10A fuse, along with a battery charge indicator for easy monitoring. With a large carrying handle and an included fastening strap, this practical accessory measures 340 x 190 x 225 mm internally.
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€ 64,54
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1-2 weeks delivery time Price incl. 19% VAT The Carrier Extractor for Automatic Battery is designed for efficient battery extraction and handling, featuring chrome-plated steel for the negative terminal and galvanized steel for the positive terminal. It measures 360 mm in length, 23.6 mm in width, and 4.2 mm in thickness, and is manufactured by Euromarine.
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€ 12,02
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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.