Big Battery 12V OWL LiFePO4 170Ah 2.17kWh



SKU: F-OWL-12021-G1 Category:


BigBattery states the following about the BigBattery Owl F-OWL-12021-G1:

The 12V 2.2kWh OWL is our flagship model and serves as a benchmark for the quality batteries we know you’ll love!

This battery was designed with your RV in mind. It’s lightweight, portable, and packs a punch. With brand new LiFePO4 cells, an advanced BMS from BatteryEVO, a 300A fuse, and a wide temperature operating range, this battery comes with all the amenities and safety features you’ll need so you can feel comfortable spending that extra day boondocking.

This battery is GUARANTEED to be the lowest cost battery (price/kWh) in its class available today. When you upgrade to lithium-ion, you’ll see and feel the difference. The 12V OWL has twice the power, approximately half the weight, 5x faster charge times, and 4x as many cycles when compared to traditional lead-acid batteries, all while requiring ZERO maintenance.


Owl Features:

  • LED Display
  • Top Selling 12V Model
  • Compact Modular Design
  • High Temp Operating Range
  • Best Power Density/Pack Size
  • Best Aluminum Mosfet Design
  • 3000 A Short Circuit Protection
  • High Cold-Cranking Amps (400A)


Detailed Battery Specs:

  • Chemistry: LiFePO4 (New)
  • Configuration: 4S (Series)
  • Voltage: 12V
  • Ah Capacity: 170Ah
  • kWh Capacity: 2.176kWh
  • Wh Capacity: 2176Wh


Performance Specs:

  • Max Continuous Discharge Current: 175A
  • Max Continuous Power: 2240W
  • Max Discharge Peak Current: 350A (6 Seconds)
  • Voltage Range: 9.8 – 14.6V


Charging Specs:

  • Suggested Charge Voltage: 14.6V
  • Max Charge Current: 175A


Temperature Parameters:

  • Charge Temp Range (°C): 0°C – 35°C
  • Discharge Temp Range (°C): -30°C – 55°C
  • Optimal Discharge Temp. Range: 15°C – 35°C
  • Storage Temp: -20°C – 35°C (Max 6 Months)



  • Weight: 47 (LBS)
  • Length: 10.00 (in)
  • Width: 7.25 (in)
  • Height: 13.00 (in)


Safety Features:

  • Safety Fuse (300A)
  • BMS (Battery Management System)
  • Over Voltage, Under Voltage, Over-Current
  • Thermal Management System


Max battery Connections:

  • Series: Max x (2)
  • Parallel: Max x (8)

Additional information

Weight47 lbs