Panasonic B 2S9P Battery Pack

NCR18650B, 30Ah, 7.2V, 10A

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Panasonic B 2S9P Specifications

Configuration 2S9P
Cell Panasonic NCR18650B
Cell size 18650
Cell chemistry
Weight 0.9 kg
Length 18.27 cm
Width 2.24 cm
Height 13.65 cm
Charge voltage 8.40 V
End voltage 5.00 V
Capacity 30150 mAh
Maximum continuous discharge current 10 A
Charge current 5 A
Watts 72 W
Energy 217 Wh
Volumetric energy density 687.16 Wh/L
Gravimetric energy density 248.57 Wh/kg
Charge time 5 hours
Operating temperature -20 ~ 60 °C

Size Variations

Panasonic B 2S9P 1-layer in parablock 1x9

Length 41.2 mm
Width 183.9 mm
Height 68.1 mm

Panasonic B 2S9P 1-layer in parablock 9x1

Length 364.4 mm
Width 22.3 mm
Height 68.1 mm

Panasonic B 2S9P 2-layer in parablock 3x3

Length 61.46 mm
Width 62.76 mm
Height 136.46 mm

Panasonic B 2S9P 2-layer in parablock 1x9

Length 21.06 mm
Width 183.96 mm
Height 136.46 mm

Panasonic B 2S9P 2-layer in parablock 9x1

Length 182.66 mm
Width 22.36 mm
Height 136.46 mm

Calculations

Q. How to calculate the voltage for 2S9P Panasonic B pack?

A. Take the nominal voltage of the Panasonic B (3.6V) and multiply it by series connections (2) for a total of 7.20V.

Q. How to calculate the capacity and current for 2S9P Panasonic B pack?

A. Take the nominal capacity of the Panasonic B (3.35Ah) and max. continuous discharge current (4.875 A) and multiply them by the parallel connections (9) for a total of 30.15Ah and 43.875A.

Built by Voltaplex Energy

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