12V 200Ah/225Ah Ultraslim LiFePO4 Battery

🔋 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