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18650 Battery Assumptions

SpecificationValue
Nominal Voltage3.7v
Max Voltage4.3v
Cutoff Voltage3.0v
Capacity2500mAh


Battery Spec 20Ah - 14.8v

SpecificationValue
Nominal Voltage (4*3.7v)14.8v
Cells in Series for Voltage4

Parallel Cells to Get Capacity

20Ah/2.5Ah

8
Total Cells Required32


Battery Spec 40Ah - 14.8v

SpecificationValue
Nominal Voltage (4*3.7v)14.8v
Cells in Series for Voltage4

Parallel Cells to Get Capacity

20Ah

40Ah/2.5Ah

16
Total Cells Required64

Battery Spec 60Ah - 14.8v

SpecificationValue
Nominal Voltage (4*3.7v)14.8v
Cells in Series for Voltage4

Parallel Cells to Get Capacity

60Ah/2.5Ah

24
Total Cells Required96

Battery Spec 80Ah - 14.8v

SpecificationValue
Nominal Voltage (4*3.7v)14.8v
Cells in Series for Voltage4

Parallel Cells to Get Capacity

20Ah

80Ah/2.5Ah

32
Total Cells Required128