10 Best 100ah Leisure Battery 12v with Charger in the UK 2025
Updated on 25/07/2025
#1
Recommended
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- Deep cycle design allows for repeated discharging and recharging.
- 12V voltage provides stable and reliable power supply.
- 100AH capacity ensures extended power availability for devices.
- Suitable for use in caravans, motorhomes, and marine applications.
- Ideal for powering boat equipment and other leisure activities.
- Maintenance-free operation eliminates the need for regular upkeep.
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- Deep cycle design allows for repeated discharging and recharging.
- 12V voltage provides stable and reliable power supply.
- 100AH capacity ensures extended power availability for devices.
- Suitable for use in caravans, motorhomes, and marine applications.
- Ideal for powering boat equipment and other leisure activities.
- Maintenance-free operation eliminates the need for regular upkeep.
#2
Value for Money
23% Off
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- Operating voltage of 12V
- 130Ah capacity for reliable performance
- Compact dimensions: 353mm x 175mm x 190mm including terminals
- Sealed design with double lid, integrated carrying handle, and flame arrestor for safety and ease of use
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- Operating voltage of 12V
- 130Ah capacity for reliable performance
- Compact dimensions: 353mm x 175mm x 190mm including terminals
- Sealed design with double lid, integrated carrying handle, and flame arrestor for safety and ease of use
#3
3% Off
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- The GENIUS5UK is 34% smaller than the G3500UK, offering over 65% more power and serves multiple functions including battery charging and maintenance.
- Compatible with 6-volt and 12-volt sealed lead-acid, lithium-ion, and other battery types for diverse applications from automotive to marine.
- Integrated thermal sensor adjusts charging based on temperature to prevent over and under charging.
- Can charge batteries as low as 1-volt, with a Force Mode for manual charging down to zero volts.
- Includes advanced conditioning mode to restore battery performance by addressing sulfation and acid stratification.
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- The GENIUS5UK is 34% smaller than the G3500UK, offering over 65% more power and serves multiple functions including battery charging and maintenance.
- Compatible with 6-volt and 12-volt sealed lead-acid, lithium-ion, and other battery types for diverse applications from automotive to marine.
- Integrated thermal sensor adjusts charging based on temperature to prevent over and under charging.
- Can charge batteries as low as 1-volt, with a Force Mode for manual charging down to zero volts.
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#4
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- 100Ah capacity and 850A starting power for reliable performance in RVs, caravans, and marine applications.
- Enhanced Flooded (EFB) technology offers superior charge acceptance and better cyclic durability for modern vehicles.
- Designed for a long lifespan, reducing the frequency of replacements and maintenance.
- Vibration and shock resistant construction for durability in tough environments.
- Maintenance-free operation eliminates the need for regular topping-up.
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- 100Ah capacity and 850A starting power for reliable performance in RVs, caravans, and marine applications.
- Enhanced Flooded (EFB) technology offers superior charge acceptance and better cyclic durability for modern vehicles.
- Designed for a long lifespan, reducing the frequency of replacements and maintenance.
- Vibration and shock resistant construction for durability in tough environments.
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#5
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- Integrated 100A BMS safeguards against overcharging, deep discharge, overload, overheating, short circuits, and low self-discharge, with a maximum current of 120A. Automatic disconnection occurs at temperatures below -20°C or above 75°C, and specific voltage thresholds for charging (15V) and discharging (9.3V) are maintained.
- Lightweight at 10.4kg, this 12V LiFePO4 battery is easy to transport and install, with no risk of leakage, making it suitable for outdoor use and home energy storage. It features no memory effect, ensuring reliability even after strong impacts without the risk of explosion.
- Made with Grade A lithium cells, this battery lasts over 15 years with up to 18,000 cycles, retaining 80% capacity after 5000 deep cycles. With a capacity of 1280Wh, it performs more efficiently than lead-acid alternatives, offering five times the lifespan and a lower cost over 15 years.
- The battery pack can be expanded in series and parallel setups to reach a maximum capacity of 400Ah (5120Wh) or voltage of 51.2V, supporting charging via a dedicated charger, solar panels, or an AC generator.
- It is versatile for use in RVs, campers, marine applications, electric scooters, and more, providing dependable energy storage for off-grid solar systems, backup power supplies, and portable devices.
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- Integrated 100A BMS safeguards against overcharging, deep discharge, overload, overheating, short circuits, and low self-discharge, with a maximum current of 120A. Automatic disconnection occurs at temperatures below -20°C or above 75°C, and specific voltage thresholds for charging (15V) and discharging (9.3V) are maintained.
- Lightweight at 10.4kg, this 12V LiFePO4 battery is easy to transport and install, with no risk of leakage, making it suitable for outdoor use and home energy storage. It features no memory effect, ensuring reliability even after strong impacts without the risk of explosion.
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#6
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- Designed for frequent charging and discharging
- Meets original equipment specifications
- Pre-charged and ready for installation
- Includes safety features like a flame arrestor and carry handle
- Offers up to 1380 watt-hours and supports 160 cycles
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- Designed for frequent charging and discharging
- Meets original equipment specifications
- Pre-charged and ready for installation
- Includes safety features like a flame arrestor and carry handle
- Offers up to 1380 watt-hours and supports 160 cycles
#7
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- Smaller footprint than traditional batteries; 50% smaller than Group 31 and 13% smaller than other 12.8V 100Ah batteries, designed for compact installations in tight spaces like teardrop trailers and kayaks.
- Includes a 100A BMS with multiple safety features such as protection against extreme temperatures, overvoltage, undervoltage, overcurrent, and short circuits, enhancing safety during use.
- Designed for rugged outdoor conditions; metallic cell spacers secure the cells in place, preventing damage and short circuits on rough terrain, while the IP65-rated casing provides water and dust resistance.
- Versatile installation options; can be mounted in any orientation for a snug fit in limited spaces, though upside-down installation is not recommended.
- Optional remote monitoring with the Renogy 300A Battery Shunt allows for tracking battery status via the DC Home app or Renogy ONE monitor, even when the battery is in hard-to-reach locations.
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- Smaller footprint than traditional batteries; 50% smaller than Group 31 and 13% smaller than other 12.8V 100Ah batteries, designed for compact installations in tight spaces like teardrop trailers and kayaks.
- Includes a 100A BMS with multiple safety features such as protection against extreme temperatures, overvoltage, undervoltage, overcurrent, and short circuits, enhancing safety during use.
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#8
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- The upgraded BMS features advanced protection mechanisms for overcharge, overdischarge, overcurrent, and temperature extremes.
- LiFePO4 batteries provide a long lifespan, high energy density, and enhanced safety, eliminating the need for frequent maintenance or replacements compared to lead-acid batteries.
- With 1200Wh of power storage, this battery is suitable for diverse applications including RVs, electric vehicles, solar storage, and emergency power supply.
- This lithium iron phosphate battery supports scalability, allowing for up to 4 batteries in series and 4 in parallel for increased capacity and voltage, ensuring voltage consistency.
- The battery comes with a 5-year warranty, offering replacements or refunds for any failures during this period, with 24/7 customer service available for assistance.
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- The upgraded BMS features advanced protection mechanisms for overcharge, overdischarge, overcurrent, and temperature extremes.
- LiFePO4 batteries provide a long lifespan, high energy density, and enhanced safety, eliminating the need for frequent maintenance or replacements compared to lead-acid batteries.
- With 1200Wh of power storage, this battery is suitable for diverse applications including RVs, electric vehicles, solar storage, and emergency power supply.
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#9
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- Real-time battery monitoring via Bluetooth 5.0, allowing users to check voltage, current, and capacity from a smartphone. Includes information on remaining battery life for reliable use during outdoor activities.
- Low-temperature cut-off protection activates when temperatures drop below -7℃ (19.4℉), safeguarding battery cells from damage. Ideal for winter use in RVs, cabins, and marine environments.
- Compact BCI Group 24 design (L10.23*W6.6*H8.23 inches, 23.15 lbs) ensures a universal fit, enabling easy replacement of Group 24 lead-acid and AGM batteries without modifications.
- Manufactured with automotive-grade lithium iron phosphate cells, providing high energy density and stability. Features a built-in 100A Battery Management System (BMS) for protection against overcharging, overheating, and short-circuiting.
- Supports a flexible 4S4P configuration, delivering up to 20.48kWh. The mobile app simplifies troubleshooting by quickly identifying battery issues without guesswork. Perfect for RVs, camping, solar power, and home energy storage.
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- Real-time battery monitoring via Bluetooth 5.0, allowing users to check voltage, current, and capacity from a smartphone. Includes information on remaining battery life for reliable use during outdoor activities.
- Low-temperature cut-off protection activates when temperatures drop below -7℃ (19.4℉), safeguarding battery cells from damage. Ideal for winter use in RVs, cabins, and marine environments.
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#10
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- Lightweight design: Weighing just 23.15 pounds, the ECO-WORTHY 12.8V 100Ah LiFePO4 battery is significantly lighter than traditional lead-acid batteries, making it easy to transport and install without restrictions on orientation.
- Long lifespan: This lithium iron phosphate battery offers 4000-15000 deep cycle charges, far exceeding the 300-400 cycles typically seen with lead-acid batteries, and can last up to 10 years.
- Comprehensive battery management: Equipped with a 100A Battery Management System (BMS), it provides protections against over-charging, over-discharging, high temperatures, short circuits, and over-current conditions, ensuring optimal performance and cell balance.
- Expandable capacity: The battery supports a capacity expansion configuration (4S4P) up to 20.48KWh, allowing for a maximum capacity of 400AH or voltage of 51.2V, and can be charged using various methods, including a dedicated LiFePO4 charger, solar panels, or an alternator.
- Versatile applications: With a power storage capacity of 1280Wh, this battery is ideal for use in motorhomes, caravans, marine applications, electric scooters, golf carts, power wheels, trolling motors, tool trailers, backup power supply, and off-grid solar systems.
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- Lightweight design: Weighing just 23.15 pounds, the ECO-WORTHY 12.8V 100Ah LiFePO4 battery is significantly lighter than traditional lead-acid batteries, making it easy to transport and install without restrictions on orientation.
- Long lifespan: This lithium iron phosphate battery offers 4000-15000 deep cycle charges, far exceeding the 300-400 cycles typically seen with lead-acid batteries, and can last up to 10 years.
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