LG B4 12S12P Specifications

Configuration	12S12P
Cell	LG ICR18650B4
Cell size	18650
Cell chemistry
Weight	6.9 kg
Length	6.15 cm
Width	8.30 cm
Height	81.35 cm
Charge voltage	50.40 V
End voltage	33.00 V
Capacity	31200 mAh
Maximum continuous discharge current	10 A
Charge current	5 A
Watts	432 W
Energy	1348 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 12S12P 1-layer in parablock 2x6

Length	485.7 mm
Width	123.4 mm
Height	67.7 mm

LG B4 12S12P 1-layer in parablock 3x4

Length	728.06 mm
Width	82.96 mm
Height	67.66 mm

LG B4 12S12P 1-layer in parablock 1x12

Length	243.3 mm
Width	243.3 mm
Height	70 mm

LG B4 12S12P 1-layer in parablock 1x12

Length	243.3 mm
Width	243.3 mm
Height	70 mm

LG B4 12S12P 2-layer in parablock 1x12

Length	124.4 mm
Width	243.3 mm
Height	135.5 mm

LG B4 12S12P 2-layer in parablock 1x12

Length	124.4 mm
Width	243.3 mm
Height	135.5 mm

LG B4 12S12P 2-layer in parablock 2x6

Length	243.3 mm
Width	123.4 mm
Height	135.5 mm

LG B4 12S12P 2-layer in parablock 4x3

Length	485.7 mm
Width	62.8 mm
Height	135.5 mm

LG B4 12S12P 2-layer in parablock 3x4

Length	364.5 mm
Width	83 mm
Height	135.5 mm

LG B4 12S12P 3-layer in parablock 4x3

Length	324.1 mm
Width	62.8 mm
Height	203.3 mm

LG B4 12S12P 3-layer in parablock 1x12

Length	84 mm
Width	243.3 mm
Height	203.3 mm

LG B4 12S12P 3-layer in parablock 2x6

Length	162.5 mm
Width	123.4 mm
Height	203.3 mm

LG B4 12S12P 3-layer in parablock 1x12

Length	84 mm
Width	243.3 mm
Height	203.3 mm

LG B4 12S12P 3-layer in parablock 3x4

Length	243.3 mm
Width	83 mm
Height	203.3 mm

LG B4 12S12P 4-layer in parablock 6x2

Length	364.5 mm
Width	42.6 mm
Height	271.1 mm

LG B4 12S12P 4-layer in parablock 1x12

Length	63.8 mm
Width	243.3 mm
Height	271.1 mm

LG B4 12S12P 4-layer in parablock 4x3

Length	243.3 mm
Width	62.8 mm
Height	271.1 mm

LG B4 12S12P 4-layer in parablock 2x6

Length	122.1 mm
Width	123.4 mm
Height	271.1 mm

LG B4 12S12P 4-layer in parablock 3x4

Length	182.7 mm
Width	83 mm
Height	271.1 mm

LG B4 12S12P 6-layer in parablock 1x12

Length	43.6 mm
Width	243.3 mm
Height	406.7 mm

LG B4 12S12P 6-layer in parablock 3x4

Length	122.1 mm
Width	83 mm
Height	406.7 mm

LG B4 12S12P 6-layer in parablock 1x12

Length	43.6 mm
Width	243.3 mm
Height	406.7 mm

LG B4 12S12P 6-layer in parablock 6x2

Length	243.3 mm
Width	42.6 mm
Height	406.7 mm

LG B4 12S12P 6-layer in parablock 4x3

Length	162.5 mm
Width	62.8 mm
Height	406.7 mm

LG B4 12S12P 12-layer in parablock 1x12

Length	23.4 mm
Width	243.3 mm
Height	813.5 mm

LG B4 12S12P 12-layer in parablock 2x6

Length	41.26 mm
Width	123.36 mm
Height	813.46 mm

LG B4 12S12P 12-layer in parablock 1x12

Length	23.4 mm
Width	243.3 mm
Height	813.5 mm

LG B4 12S12P 12-layer in parablock 12x1

Length	243.3 mm
Width	22.4 mm
Height	813.5 mm

LG B4 12S12P 12-layer in parablock 4x3

Length	81.66 mm
Width	62.76 mm
Height	813.46 mm

LG B4 12S12P 12-layer in parablock 3x4

Length	61.46 mm
Width	82.96 mm
Height	813.46 mm

Calculations

Q. How to calculate the voltage for 12S12P LG B4 pack?

A. Take the nominal voltage of the LG B4 (3.6V) and multiply it by series connections (12) for a total of 43.20V.

Q. How to calculate the capacity and current for 12S12P 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 12S12P Battery Pack

LG B4 12S12P Specifications

Size Variations

Calculations