Samsung 40T 3S2P Battery Pack

INR21700-40T, 8Ah, 10.8V, 10A

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Samsung 40T 3S2P Specifications

Configuration 3S2P
Cell Samsung INR21700-40T
Cell size 21700
Cell chemistry
Weight 0.4 kg
Length 4.37 cm
Width 2.22 cm
Height 21.96 cm
Charge voltage 12.60 V
End voltage 7.50 V
Capacity 8000 mAh
Maximum continuous discharge current 10 A
Charge current 10 A
Watts 108 W
Energy 86 Wh
Volumetric energy density 576.81 Wh/L
Gravimetric energy density 204.76 Wh/kg
Charge time 5 hours
Operating temperature -20 ~ 60 °C

Size Variations

Samsung 40T 3S2P 1-layer in parablock 2x1

Length 129.8 mm
Width 22.3 mm
Height 73.1 mm

Samsung 40T 3S2P 2-layer in parablock 1x2

Length 43.8 mm
Width 43.8 mm
Height 146.4 mm

Samsung 40T 3S2P 2-layer in parablock 2x1

Length 86.8 mm
Width 22.3 mm
Height 146.4 mm

Samsung 40T 3S2P 3-layer in parablock 1x2

Length 22.24 mm
Width 43.74 mm
Height 219.64 mm

Samsung 40T 3S2P 3-layer in parablock 2x1

Length 43.74 mm
Width 22.24 mm
Height 219.64 mm

Calculations

Q. How to calculate the voltage for 3S2P Samsung 40T pack?

A. Take the nominal voltage of the Samsung 40T (3.6V) and multiply it by series connections (3) for a total of 10.80V.

Q. How to calculate the capacity and current for 3S2P Samsung 40T pack?

A. Take the nominal capacity of the Samsung 40T (4.00Ah) and max. continuous discharge current (45 A) and multiply them by the parallel connections (2) for a total of 8.00Ah and 90A.

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