Samsung 33J 2S2P Battery Pack

INR21700-33J, 10Ah, 7.12V, 10A

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Samsung 33J 2S2P Specifications

Configuration 2S2P
Cell Samsung INR21700-33J
Cell size 21700
Cell chemistry
Weight 0.3 kg
Length 4.37 cm
Width 2.35 cm
Height 14.60 cm
Charge voltage 8.20 V
End voltage 6.00 V
Capacity 9800 mAh
Maximum continuous discharge current 10 A
Charge current 3.2 A
Watts 71 W
Energy 70 Wh
Volumetric energy density 713.80 Wh/L
Gravimetric energy density 275.59 Wh/kg
Charge time 5 hours
Operating temperature -20 ~ 60 °C

Size Variations

Samsung 33J 2S2P 1-layer in parablock 2x1

Length 86.8 mm
Width 23.6 mm
Height 72.95 mm

Samsung 33J 2S2P 2-layer in parablock 1x2

Length 22.24 mm
Width 45.04 mm
Height 146.04 mm

Samsung 33J 2S2P 2-layer in parablock 2x1

Length 43.74 mm
Width 23.54 mm
Height 146.04 mm

Calculations

Q. How to calculate the voltage for 2S2P Samsung 33J pack?

A. Take the nominal voltage of the Samsung 33J (3.56V) and multiply it by series connections (2) for a total of 7.12V.

Q. How to calculate the capacity and current for 2S2P Samsung 33J pack?

A. Take the nominal capacity of the Samsung 33J (4.90Ah) and max. continuous discharge current (6.4 A) and multiply them by the parallel connections (2) for a total of 9.80Ah and 12.8A.

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