LG B4 9S12P Specifications

Configuration	9S12P
Cell	LG ICR18650B4
Cell size	18650
Cell chemistry
Weight	5.2 kg
Length	24.33 cm
Width	2.24 cm
Height	61.01 cm
Charge voltage	37.80 V
End voltage	24.75 V
Capacity	31200 mAh
Maximum continuous discharge current	10 A
Charge current	5 A
Watts	324 W
Energy	1011 Wh
Volumetric energy density	555.57 Wh/L
Gravimetric energy density	195.02 Wh/kg
Charge time	5 hours
Operating temperature	-20 ~ 60 °C

Size Variations

LG B4 9S12P 1-layer in parablock 2x6

Length	364.5 mm
Width	123.4 mm
Height	67.7 mm

LG B4 9S12P 1-layer in parablock 3x4

Length	546.26 mm
Width	82.96 mm
Height	67.66 mm

LG B4 9S12P 1-layer in parablock 4x3

Length	728.06 mm
Width	62.76 mm
Height	67.66 mm

LG B4 9S12P 1-layer in parablock 6x2

Length	1091.64 mm
Width	42.54 mm
Height	67.64 mm

LG B4 9S12P 1-layer in parablock 12x1

Length	2182.4 mm
Width	22.3 mm
Height	67.6 mm

LG B4 9S12P 2-layer in parablock 2x6

Length	202.9 mm
Width	123.4 mm
Height	135.5 mm

LG B4 9S12P 2-layer in parablock 1x12

Length	101.9 mm
Width	244.6 mm
Height	135.5 mm

LG B4 9S12P 2-layer in parablock 3x4

Length	303.9 mm
Width	83 mm
Height	135.5 mm

LG B4 9S12P 2-layer in parablock 4x3

Length	404.9 mm
Width	62.8 mm
Height	135.5 mm

LG B4 9S12P 2-layer in parablock 6x2

Length	606.9 mm
Width	42.6 mm
Height	135.5 mm

LG B4 9S12P 2-layer in parablock 12x1

Length	1212.86 mm
Width	22.36 mm
Height	135.46 mm

LG B4 9S12P 3-layer in parablock 2x6

Length	122.1 mm
Width	123.4 mm
Height	203.3 mm

LG B4 9S12P 3-layer in parablock 3x4

Length	182.7 mm
Width	83 mm
Height	203.3 mm

LG B4 9S12P 3-layer in parablock 4x3

Length	243.3 mm
Width	62.8 mm
Height	203.3 mm

LG B4 9S12P 3-layer in parablock 1x12

Length	61.5 mm
Width	244.6 mm
Height	203.3 mm

LG B4 9S12P 3-layer in parablock 6x2

Length	364.5 mm
Width	42.6 mm
Height	203.3 mm

LG B4 9S12P 3-layer in parablock 12x1

Length	728.1 mm
Width	22.4 mm
Height	203.3 mm

LG B4 9S12P 5-layer in parablock 2x6

Length	81.7 mm
Width	123.4 mm
Height	338.9 mm

LG B4 9S12P 5-layer in parablock 3x4

Length	122.1 mm
Width	83 mm
Height	338.9 mm

LG B4 9S12P 5-layer in parablock 4x3

Length	162.5 mm
Width	62.8 mm
Height	338.9 mm

LG B4 9S12P 5-layer in parablock 6x2

Length	243.3 mm
Width	42.6 mm
Height	338.9 mm

LG B4 9S12P 5-layer in parablock 1x12

Length	41.3 mm
Width	244.6 mm
Height	338.9 mm

LG B4 9S12P 5-layer in parablock 12x1

Length	485.7 mm
Width	22.4 mm
Height	338.9 mm

LG B4 9S12P 9-layer in parablock 2x6

Length	41.26 mm
Width	123.36 mm
Height	610.06 mm

LG B4 9S12P 9-layer in parablock 3x4

Length	61.46 mm
Width	82.96 mm
Height	610.06 mm

LG B4 9S12P 9-layer in parablock 4x3

Length	81.66 mm
Width	62.76 mm
Height	610.06 mm

LG B4 9S12P 9-layer in parablock 6x2

Length	122.06 mm
Width	42.56 mm
Height	610.06 mm

LG B4 9S12P 9-layer in parablock 1x12

Length	21.1 mm
Width	244.6 mm
Height	610.1 mm

LG B4 9S12P 9-layer in parablock 12x1

Length	243.3 mm
Width	22.4 mm
Height	610.1 mm

Calculations

Q. How to calculate the voltage for 9S12P LG B4 pack?

A. Take the nominal voltage of the LG B4 (3.6V) and multiply it by series connections (9) for a total of 32.40V.

Q. How to calculate the capacity and current for 9S12P 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 (12) for a total of 31.20Ah and 45A.

LG B4 9S12P Battery Pack

LG B4 9S12P Specifications

Size Variations

Calculations