LG B4 2S2P Battery Pack

ICR18650B4, 5Ah, 7.2V, 7.5A

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LG B4 2S2P Specifications

Configuration 2S2P
Cell LG ICR18650B4
Cell size 18650
Cell chemistry
Weight 0.2 kg
Length 4.11 cm
Width 2.22 cm
Height 13.53 cm
Charge voltage 8.40 V
End voltage 5.50 V
Capacity 5200 mAh
Maximum continuous discharge current 7.5 A
Charge current 5 A
Watts 54 W
Energy 37 Wh
Volumetric energy density 548.98 Wh/L
Gravimetric energy density 192.71 Wh/kg
Charge time 5 hours
Operating temperature -20 ~ 60 °C

Size Variations

LG B4 2S2P 1-layer in parablock 2x1

Length 81.6 mm
Width 22.3 mm
Height 67.6 mm

LG B4 2S2P 2-layer in parablock 1x2

Length 20.94 mm
Width 42.44 mm
Height 135.34 mm

LG B4 2S2P 2-layer in parablock 2x1

Length 41.14 mm
Width 22.24 mm
Height 135.34 mm

Calculations

Q. How to calculate the voltage for 2S2P LG B4 pack?

A. Take the nominal voltage of the LG B4 (3.6V) and multiply it by series connections (2) for a total of 7.20V.

Q. How to calculate the capacity and current for 2S2P LG B4 pack?

A. Take the nominal capacity of the LG B4 (2.60Ah) and max. continuous discharge current (3.75 A) and multiply them by the parallel connections (2) for a total of 5.20Ah and 7.5A.

Built by Voltaplex Energy

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