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LIFETEK

12V 100Ah Ultraslim LiFePO4 Battery

12V 100Ah Ultraslim LiFePO4 Battery

SKU:100ULTRASLIM

Regular price $1,150.00
Regular price Sale price $1,150.00
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🔋 LiFeTek 100Ah Ultra Slim Lithium Battery

LiFePO4 12.8V – 200A BMS | Ultra Slim High Power Design

The LiFeTek 100Ah Ultra Slim Lithium Battery is built for tight installation spaces without sacrificing performance, offering high current output, smart battery management, and proven real-world capacity.

Perfect for behind-seat installs, 4WD canopies, caravans, and compact off-grid systems, this battery delivers serious power in an ultra-slim profile.


Key Features

📏 Ultra Slim Design

  • Only 55mm wide
  • Ideal for:
    • Behind seats
    • Drawer systems
    • Caravan walls
    • Canopy builds

🔥 High Power Output

  • 200A continuous discharge
  • 100A max charge rate
  • Recommended charge rate: 50A

Runs:

  • Inverters from 300W - 2400W
  • Fridges, lighting, pumps
  • Compact off-grid systems

⚖️ Active + Passive Cell Balancing

  • Ensures even cell performance
  • Improves:
    • Lifespan
    • Efficiency
    • Reliability

🔒 Advanced BMS Protection

  • Over current protection:
    • 220A (discharge) for 10 sec
    • 105A (charge) for 10 sec
  • Auto reset after 35 seconds

Protection includes:

  • Over / under voltage
  • Over current
  • Temperature extremes

🌡️ Temperature Protection

  • 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

🧪 Real-World Tested Performance

  • Tested at 200A continuous load
  • Delivered 103.14Ah actual capacity

🔌 Charging Specifications

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

🛠️ Durable Construction

  • Zinc plated & powder coated steel case
  • Sealed riveted design
  • Built for:
    • Off-road use
    • Vibration resistance
    • Harsh environments

🔩 Installation

  • M8 terminals
  • Lightweight: 12kg

📊 Specifications

  • Voltage: 12.8V
  • Capacity: 100Ah
  • Weight: 12kg
  • Chemistry: LiFePO4

Protection Limits:

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

📏 Dimensions

  • Length: 462.5mm
  • Width: 55mm
  • Height: 300mm

🏕️ Ideal Applications

Behind-seat battery installs
4WD canopy systems
Caravan & camper setups
Compact off-grid systems
Portable power builds


🔥 Why Choose LiFeTek 100Ah Ultra Slim?

Ultra slim 55mm design
High output 200A BMS
Active + passive balancing
Proven real-world performance
Lightweight and easy to install

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