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LIFETEK

12V 200Ah/225Ah Ultraslim LiFePO4 Battery

12V 200Ah/225Ah Ultraslim LiFePO4 Battery

SKU:200ULTRASLIM

Regular price $1,800.00
Regular price Sale price $1,800.00
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🔋 LiFeTek 200Ah / 225Ah Ultra Slim Lithium Battery

LiFePO4 12.8V – 300A BMS | High Capacity Slimline Power

The LiFeTek 200Ah & 225Ah Ultra Slim Lithium Battery delivers serious power in a compact, space-saving design, making it ideal for installations where space is limited but high performance is essential.

With a 300A continuous BMS, active + passive balancing, and automotive-grade cells, this battery is built for caravans, 4WD canopies, marine setups, and off-grid systems.


Key Features

📏 Ultra Slim High-Capacity Design

  • 200Ah standard capacity
  • Upgrade to 225Ah (same footprint)
  • Only 62mm wide
  • Perfect for:
    • Behind seats
    • Drawer systems
    • Caravan walls
    • Tight canopy installs

🔥 High Power Output

  • 300A continuous discharge
  • 200A max charge rate
  • Recommended charge: 100A

Easily runs:

  • Large inverters (300W–3600W)
  • Induction cooktops
  • Fridges, lighting, pumps
  • Full off-grid setups

⚖️ Active + Passive Cell Balancing

  • Maintains even cell voltage
  • Improves:
    • Battery lifespan
    • Charging efficiency
    • System reliability

🔒 Advanced BMS Protection

  • Over current protection:
    • 320A (discharge) for 10 sec
    • 205A (charge) for 10 sec
  • Auto reset after 35 seconds

Protection includes:

  • Over / under voltage
  • Over current
  • Temperature protection

🌡️ Built for Harsh Conditions

  • Low temp charge cut-off: 1°C (reset 2°C)
  • Low temp discharge cut-off: -20°C (reset -15°C)
  • High temp charge cut-off: 55°C (reset 50°C)
  • High temp discharge cut-off: 60°C (reset 55°C)

🔄 Long Cycle Life

  • Automotive-grade LiFePO4 cells
  • 3000 cycles @ 80% DoD

Equivalent to:

  • 8+ years of daily use

🔌 Charging Specifications

  • Bulk / Absorption: 14.2V – 14.6V (ideal 14.4V)
  • Float: 13.4V – 13.6V (ideal 13.5V)

Compatible with:

  • Solar systems
  • DC-DC chargers
  • Lithium mains chargers

🛠️ Heavy-Duty Construction

  • Zinc plated & powder coated steel case
  • Sealed riveted construction
  • Built for:
    • Off-road vibration
    • Caravan & marine environments

🔩 Installation

  • M10 terminals
  • 1/2” BSP vent outlet thread

📊 Specifications

  • Voltage: 12.8V
  • Capacity:
    • 200Ah (22.5kg)
    • 225Ah (24.5kg)
  • Chemistry: LiFePO4

Protection Limits:

  • Low voltage cut-off: 10V (restart 10.5V)
  • High voltage cut-off: 15V (restart 14.8V)

📏 Dimensions

  • Length: 481.89mm
  • Width: 62mm
  • Height: 520mm

🏕️ Ideal Applications

Behind-seat battery installs
4WD canopy setups
Caravan & RV systems
Marine installations
Off-grid power systems


🔥 Why Choose LiFeTek 200–225Ah Ultra Slim?

High capacity in an ultra slim design
300A continuous output for demanding loads
Active + passive balancing
Proven long lifespan performance
Upgrade to 225Ah without changing size

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