Test/review of VariCore 32700 LiFePO4 6500mAh (Gray)

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HKJ
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Location: Copenhagen, Denmark
Test/review of VariCore 32700 LiFePO4 6500mAh (Gray)

VariCore 32700 LiFePO4 6500mAh (Gray)
DSC_5342
Official specifications:


  • Model: 32700
  • Voltage: 3.2V
  • Nature: LiFePO4
  • Capacity: 6500mAh
  • Discharge current: 35A
  • Maximum current: 55A

VariCore%2032700%20LiFePO4%206500mAh%20(Gray)-info
Large LiFePO4 batteries with good capacity and high current rating.
DSC_5341
DSC_5343 DSC_5344
DSC_5345
DSC_5346
VariCore%2032700%20LiFePO4%206500mAh%20(Gray)-Capacity
The two cells tracks fairly well and has no problem delivering 30A with nearly same capacity as at low current. As usual LiFePO4 has a very flat discharge curve.
VariCore%2032700%20LiFePO4%206500mAh%20(Gray)-Temp-20.0
VariCore%2032700%20LiFePO4%206500mAh%20(Gray)-Temp-30.0
VariCore%2032700%20LiFePO4%206500mAh%20(Gray)-CapacityTimeHours
VariCore%2032700%20LiFePO4%206500mAh%20(Gray)-CapacityTime
VariCore%2032700%20LiFePO4%206500mAh%20(Gray)-Energy
VariCore%2032700%20LiFePO4%206500mAh%20(Gray)-PowerLoadTime
VariCore%2032700%20LiFePO4%206500mAh%20(Gray)-TripCurrent
VariCore%2032700%20LiFePO4%206500mAh%20(Gray)-Charge
Conclusion
This looks like good batteries, they can deliver a lot of current and has fairly constant output voltage.
Notes and links
How is the test done and how to read the charts
How is a protected LiIon battery constructed
More about button top and flat top batteries
Graphical comparison to 18650 and other batteries
Table with all tested LiIon batteries

My website with reviews of many chargers and batteries (More than 1000): https://lygte-info.dk/

led4power
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Last seen: 1 hour 42 min ago
Joined: 12/29/2012 - 09:48
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Location: Croatia,EU

140Wh/kg and 200$/kWh, looks like a nice cell for DIY battery pack builds.