BigBattery | 48V MUSTANG | LiFePO4 Battery 139Ah 7kWh | High-Capacity & Long-Range Golf Cart Battery


Spec Sheet:


Elevate your power game with the elite 48V MUSTANG Battery System by BigBattery. Crafted to redefine excellence, the MUSTANG sets the standard for premium energy solutions across diverse applications, from industrial machinery to off-grid power networks and emergency backups.

(Please note that this product does not integrate with charge controllers or inverters.)


  • Expandable Power: Enhance your energy capacity by parallel connecting the MUSTANG battery up to eight times, ensuring optimal performance with batteries closely matched in voltage.

  • Long-lasting Performance: Powered by lithium iron phosphate (LiFePO4) technology, the MUSTANG battery offers an impressive cycle life of 3000 to 5000 times, providing over a decade of reliable daily use.

  • Safety Assurance: The intelligent Battery Management System (BMS) of the MUSTANG prioritizes safety and health monitoring. 

  • Warranty: Enjoy peace of mind with a comprehensive 10-year warranty.

Battery Specifications:

  • Chemistry: LiFePO4
  • Capacity: 7 kWh
  • Voltage: 48V
  • Amp Hours: 139 Ah
  • Operating Voltage Range: 47.2V - 58.8V
  • Charging Voltage Range: 55.6V - 58V
  • Max Charging Voltage: 58.8V
  • Cell Configuration: 16S
  • Charge Temperature Range: 0°C - 55°C
  • Discharge Temperature Range: -20°C - 55°C
  • Optimal Discharge Temperature Range: 15°C - 35°C
  • Storage Temperature Range: -5°C - 35°C (Max 6 months)

BMS Specifications:

  • Max Continuous Discharge: 120A
  • Max Continuous Power: 7500W
  • Max Peak Discharge: 300A (Over 6 Seconds)
  • Max Charge Current: 45A

Battery Size:

  • Weight: 146 lbs.
  • Dimensions (W x H x D): 39.9 in x 4.4 in x 11.6 in
Spec Sheet: