Samsung 33J 2S9P Battery Pack

INR21700-33J, 44Ah, 7.12V, 10A

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Samsung 33J 2S9P Specifications

Configuration 2S9P
Cell Samsung INR21700-33J
Cell size 21700
Cell chemistry
Weight 1.1 kg
Length 19.44 cm
Width 2.37 cm
Height 14.62 cm
Charge voltage 8.20 V
End voltage 6.00 V
Capacity 44100 mAh
Maximum continuous discharge current 10 A
Charge current 5 A
Watts 71 W
Energy 314 Wh
Volumetric energy density 711.53 Wh/L
Gravimetric energy density 274.72 Wh/kg
Charge time 5 hours
Operating temperature -20 ~ 60 °C

Size Variations

Samsung 33J 2S9P 1-layer in parablock 1x9

Length 43.86 mm
Width 195.66 mm
Height 73.01 mm

Samsung 33J 2S9P 1-layer in parablock 9x1

Length 387.8 mm
Width 23.6 mm
Height 72.95 mm

Samsung 33J 2S9P 2-layer in parablock 3x3

Length 65.36 mm
Width 66.66 mm
Height 146.16 mm

Samsung 33J 2S9P 2-layer in parablock 1x9

Length 22.4 mm
Width 195.7 mm
Height 146.2 mm

Samsung 33J 2S9P 2-layer in parablock 9x1

Length 194.4 mm
Width 23.7 mm
Height 146.2 mm

Calculations

Q. How to calculate the voltage for 2S9P 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 2S9P 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 (9) for a total of 44.10Ah and 57.6A.

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