Foxygen FOX12V-105AH 12.8V 105Ah LiFePO4 Battery with Bluetooth & Heating – 12‑Year Warranty
- 105Ah LiFePO4 leisure battery with integrated Bluetooth monitoring and switchable internal heating for dependable all‑weather performance.
- Up to 6000 cycles at 80% depth of discharge for long service life in campervans, commercial vehicles and off‑grid systems.
- Compact 12.8V 105Ah pack with 100A BMS, CE and UN38.3 compliance, backed by a 12‑year warranty and UK expert support.
The Foxygen FOX12V-105AH is a 12.8V 105Ah LiFePO4 leisure battery with Bluetooth and switchable internal heating, designed for reliable power in off‑grid, mobile and industrial applications. It combines high cycle life, robust safety protections and remote monitoring, making it a practical upgrade from AGM or gel batteries in campervans, motorhomes, marine systems, service vehicles and small energy storage banks.
Key features
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Integrated Bluetooth monitoring – Check state of charge, current, temperature and cycle count in real time via Android/iOS, ideal for vans and plant where batteries are tucked away.
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Switchable internal heating – Built‑in heater warms the cells before charging in cold conditions, helping to protect the battery in UK and northern European winters.
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High quality prismatic cells – 3.2V 105Ah prismatic LiFePO4 cells in a 4S1P configuration, with passive cell balancing and strict matching for long‑term stability.
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100A smart BMS – 4S100A BMS with protection against overcharge, over‑discharge, overcurrent, over‑temperature, under‑temperature and short circuit.
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Rugged, compact enclosure – 260 × 170 × 208 mm ABS case with M8 terminals and IP65 rating, suitable for vehicle, marine and fixed installations where space is tight.
Technical specifications – Foxygen FOX12V-105AH
Electrical specifications
- Model: FOX12V-105AH
- Nominal voltage: 12.8V
- Nominal capacity: 105Ah
- BMS: 4S100A
- Parallel connection: Max. 6 units
- Serial connection: Max. 4 units
- Bluetooth: Android / iOS
- Heating: Yes (switchable)
- Circuit protection: Overcharge, overdischarge, overcurrent, over temperature, under temperature, short circuit
- Cycle life: 6000 times @ 80% DoD
- Self discharge: < 3% per month
- Charge efficiency: 100% @ 0.2C
- Discharge efficiency: 98–100% @ 1C
Charge specifications
- Charge voltage: 14.4V ± 0.2V
- Standard charge current: 21A
- Fast charge current: 62.5A
Discharge specifications
- Standard discharge current: 21A
- Max. continuous discharge current: 100A
- Cut‑off voltage: 10V
Mechanical specifications
- Dimensions (L × W × H): 260mm × 170mm × 208mm
- Approx. weight: 10.64kg
- Terminal type: M8
- Case material/colour: Black plastic case (ABS)
- IP rating: IP65
- Cell type: 3.2V 105Ah prismatic cell
- Cell balancing: Passive
- Cell configuration: 4S1P
Temperature ratings
- Charge temperature: -20°C to 55°C (-4°F to 131°F)
- Discharge temperature: -20°C to 60°C (-4°F to 140°F)
- Storage temperature: -5°C to 45°C (23°F to 113°F)
Quality control and certifications
- Cells matched with max. 1 mΩ internal resistance difference and 5 mV voltage difference.
- Cells laser welded using fully automated equipment for consistency.
- 100% cycle tested (discharge–charge–discharge–recharge to 60%) before packaging, with results recorded for traceability.
- Each pack laser‑etched with a unique identification number for lifecycle tracking.
- Certifications (cell / pack as indicated): UL1973, UL9540A, IEC62660, IEC62619, UL2580, UN38.3, ROHS, CE.
Typical applications
- RV and campervan leisure systems, small marine power systems, service vehicles and mobile workshops.
- Light EV, golf carts, robotics, cleaning machines, lighting and general energy storage.
Shipping & UK expert support
Shipping available across the UK, Ireland, Africa, the Caribbean and worldwide. If a shipping rate is not shown at checkout, please contact us on +44 2080640335 or info@energian.co.uk for a quote.
UK expert support is available – contact Energian by phone, email or live chat with any questions about integrating this Foxygen 105Ah LiFePO4 battery into your system, or visit our office to discuss installation via our trusted partners.