LG B4 5S9P Specifications

Configuration	5S9P
Cell	LG ICR18650B4
Cell size	18650
Cell chemistry
Weight	2.2 kg
Length	18.27 cm
Width	3.14 cm
Height	33.89 cm
Charge voltage	21.00 V
End voltage	13.75 V
Capacity	23400 mAh
Maximum continuous discharge current	5 A
Charge current	5 A
Watts	90 W
Energy	421 Wh
Volumetric energy density	555.24 Wh/L
Gravimetric energy density	194.91 Wh/kg
Charge time	5 hours
Operating temperature	-20 ~ 60 °C

Size Variations

LG B4 5S9P 1-layer in parablock 3x3

Length	314.16 mm
Width	61.46 mm
Height	67.66 mm

LG B4 5S9P 1-layer in parablock 9x1

Length	909.8 mm
Width	31.3 mm
Height	67.6 mm

LG B4 5S9P 2-layer in parablock 3x3

Length	193 mm
Width	61.5 mm
Height	135.5 mm

LG B4 5S9P 2-layer in parablock 1x9

Length	71.8 mm
Width	182.7 mm
Height	135.5 mm

LG B4 5S9P 2-layer in parablock 9x1

Length	546.26 mm
Width	31.36 mm
Height	135.46 mm

LG B4 5S9P 3-layer in parablock 3x3

Length	132.4 mm
Width	61.5 mm
Height	203.3 mm

LG B4 5S9P 3-layer in parablock 1x9

Length	51.6 mm
Width	182.7 mm
Height	203.3 mm

LG B4 5S9P 3-layer in parablock 9x1

Length	364.5 mm
Width	31.4 mm
Height	203.3 mm

LG B4 5S9P 5-layer in parablock 3x3

Length	71.76 mm
Width	61.46 mm
Height	338.86 mm

LG B4 5S9P 5-layer in parablock 1x9

Length	31.4 mm
Width	182.7 mm
Height	338.9 mm

LG B4 5S9P 5-layer in parablock 9x1

Length	182.7 mm
Width	31.4 mm
Height	338.9 mm

Calculations

Q. How to calculate the voltage for 5S9P LG B4 pack?

A. Take the nominal voltage of the LG B4 (3.6V) and multiply it by series connections (5) for a total of 18.00V.

Q. How to calculate the capacity and current for 5S9P 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 (9) for a total of 23.40Ah and 33.75A.

LG B4 5S9P Battery Pack

LG B4 5S9P Specifications

Size Variations

Calculations