Foxygen 12V 300Ah LiFePO4 Leisure Battery

Foxygen 12V 300Ah LiFePO4 Leisure Battery

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SKU:
FOX12V-300AH
Full-Time Campervans · High-Demand Off-Grid · Off-Grid Touring

Foxygen 12V 300Ah LiFePO4 Leisure Battery

✓ 300Ah LiFePO4✓ 250A Smart BMS✓ Switchable Heating✓ Bluetooth App✓ 12-Year Warranty
Heavy-duty 300Ah lithium leisure battery featuring 3.84kWh energy, 250A Smart BMS, switchable heating, Bluetooth, and a 12-year warranty.

Provides 3,840Wh of usable power with high continuous discharge capability for demanding 12V systems. This high-capacity lithium leisure battery features a 250A Smart BMS and switchable heating for safe sub-zero charging. Heavy-duty internal construction ensures consistent performance under high electrical loads. If you need a weather-ready power source capable of running high-draw equipment in cold conditions, this is the ideal battery.

  • 300Ah / 3,840Wh usable LiFePO4 energy storage for serious off-grid autonomy
  • High-output 250A Smart BMS supports continuous discharge for inverters up to 2500W
  • Integrated switchable heating system for effortless cold-weather battery charging
  • Live Bluetooth monitoring via the free Foxygen app (iOS & Android)
  • Compact 26.52kg casing delivers massive power density in a small space
  • Grade A 304Ah prismatic cells rated for 3500+ cycles at 80% Depth of Discharge
  • Supported by an market-leading 12-year manufacturer warranty

⚡ Key Features

013,840Wh Off-Grid Energy Reservoir

Provides multi-day off-grid independence for campervans, motorhomes, and expedition rigs running 12V fridges, lighting, and 230V appliances.

02250A Smart BMS Protection

Monitors individual cell status and protects against overcharging, deep discharge, overcurrent, short circuiting, and temperature extremes.

03Integrated Switchable Heating

Warms battery cells in cold ambient temperatures so charging sources like solar panels and DC-DC chargers can operate safely all winter.

0412-Year Warranty Guarantee

Exceptional lifespan supported by Foxygen's 12-year warranty, outlasting multiple lead-acid battery replacements.

🔋 Estimated Runtime

Based on the System Builder’s appliance power and daily-use settings, with a 300Ah × 12.8V = 3840Wh lithium battery. Each tile shows one load on its own, with no solar or alternator charging; no reserve or losses are deducted. Real mixed-use runtime will be shorter.

Compressor Fridge (48L)

~12.0 days

40W × 8h/day = 320Wh/day

LED Down Lights x 4

~96.0 days

8W × 5h/day = 40Wh/day

Phone/Tablet Chargers

~96.0 days

20W × 2h/day = 40Wh/day

12V TV (24 inch)

~42.7 days

30W × 3h/day = 90Wh/day

Diesel Heater

~54.5 days

8.8W × 8h/day = 70.4Wh/day

Water Pump

~256.0 days

60W × 0.25h/day = 15Wh/day

🔧 Tech Specs

Shared
  • Capacity : 300Ah (3,840Wh)
  • Nominal Voltage : 12.8V
  • Chemistry : LiFePO4 (Lithium Iron Phosphate) - Grade A 304Ah Cells
  • Weight : 26.52kg
  • Dimensions : 367mm (L) x 190mm (W) x 245mm (H)
  • Max Continuous Discharge Current : 250A
  • Cycle Life : 6,000 cycles at 80% DoD
  • BMS Features : Integrated 250A Smart BMS with Bluetooth, switchable self-heating, over/under voltage protection, short circuit protection, and thermal monitoring
  • Warranty : 12 Years

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Vendor: Foxygen
Type: Batteries
SKU: FOX12V-300AH

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