Panasonic B 8S12P Specifications

Configuration	8S12P
Cell	Panasonic NCR18650B
Cell size	18650
Cell chemistry
Weight	4.7 kg
Length	24.33 cm
Width	2.24 cm
Height	54.63 cm
Charge voltage	33.60 V
End voltage	20.00 V
Capacity	40200 mAh
Maximum continuous discharge current	10 A
Charge current	5 A
Watts	288 W
Energy	1158 Wh
Volumetric energy density	687.56 Wh/L
Gravimetric energy density	248.71 Wh/kg
Charge time	5 hours
Operating temperature	-20 ~ 60 °C

Size Variations

Panasonic B 8S12P 1-layer in parablock 2x6

Length	324.1 mm
Width	123.4 mm
Height	68.2 mm

Panasonic B 8S12P 1-layer in parablock 3x4

Length	485.66 mm
Width	82.96 mm
Height	68.16 mm

Panasonic B 8S12P 1-layer in parablock 4x3

Length	647.26 mm
Width	62.76 mm
Height	68.16 mm

Panasonic B 8S12P 1-layer in parablock 6x2

Length	970.44 mm
Width	42.54 mm
Height	68.14 mm

Panasonic B 8S12P 1-layer in parablock 12x1

Length	1940 mm
Width	22.3 mm
Height	68.1 mm

Panasonic B 8S12P 2-layer in parablock 2x6

Length	162.5 mm
Width	123.4 mm
Height	136.5 mm

Panasonic B 8S12P 2-layer in parablock 3x4

Length	243.3 mm
Width	83 mm
Height	136.5 mm

Panasonic B 8S12P 2-layer in parablock 1x12

Length	81.7 mm
Width	244.6 mm
Height	136.5 mm

Panasonic B 8S12P 2-layer in parablock 4x3

Length	324.1 mm
Width	62.8 mm
Height	136.5 mm

Panasonic B 8S12P 2-layer in parablock 6x2

Length	485.7 mm
Width	42.6 mm
Height	136.5 mm

Panasonic B 8S12P 2-layer in parablock 12x1

Length	970.46 mm
Width	22.36 mm
Height	136.46 mm

Panasonic B 8S12P 3-layer in parablock 2x6

Length	122.1 mm
Width	123.4 mm
Height	204.8 mm

Panasonic B 8S12P 3-layer in parablock 3x4

Length	182.7 mm
Width	83 mm
Height	204.8 mm

Panasonic B 8S12P 3-layer in parablock 4x3

Length	243.3 mm
Width	62.8 mm
Height	204.8 mm

Panasonic B 8S12P 3-layer in parablock 1x12

Length	61.5 mm
Width	244.6 mm
Height	204.8 mm

Panasonic B 8S12P 3-layer in parablock 6x2

Length	364.5 mm
Width	42.6 mm
Height	204.8 mm

Panasonic B 8S12P 3-layer in parablock 12x1

Length	728.1 mm
Width	22.4 mm
Height	204.8 mm

Panasonic B 8S12P 4-layer in parablock 2x6

Length	81.7 mm
Width	123.4 mm
Height	273.1 mm

Panasonic B 8S12P 4-layer in parablock 3x4

Length	122.1 mm
Width	83 mm
Height	273.1 mm

Panasonic B 8S12P 4-layer in parablock 4x3

Length	162.5 mm
Width	62.8 mm
Height	273.1 mm

Panasonic B 8S12P 4-layer in parablock 6x2

Length	243.3 mm
Width	42.6 mm
Height	273.1 mm

Panasonic B 8S12P 4-layer in parablock 1x12

Length	41.3 mm
Width	244.6 mm
Height	273.1 mm

Panasonic B 8S12P 4-layer in parablock 12x1

Length	485.7 mm
Width	22.4 mm
Height	273.1 mm

Panasonic B 8S12P 8-layer in parablock 2x6

Length	41.26 mm
Width	123.36 mm
Height	546.26 mm

Panasonic B 8S12P 8-layer in parablock 3x4

Length	61.46 mm
Width	82.96 mm
Height	546.26 mm

Panasonic B 8S12P 8-layer in parablock 4x3

Length	81.66 mm
Width	62.76 mm
Height	546.26 mm

Panasonic B 8S12P 8-layer in parablock 6x2

Length	122.06 mm
Width	42.56 mm
Height	546.26 mm

Panasonic B 8S12P 8-layer in parablock 1x12

Length	21.1 mm
Width	244.6 mm
Height	546.3 mm

Panasonic B 8S12P 8-layer in parablock 12x1

Length	243.3 mm
Width	22.4 mm
Height	546.3 mm

Calculations

Q. How to calculate the voltage for 8S12P Panasonic B pack?

A. Take the nominal voltage of the Panasonic B (3.6V) and multiply it by series connections (8) for a total of 28.80V.

Q. How to calculate the capacity and current for 8S12P 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 (12) for a total of 40.20Ah and 58.5A.

Panasonic B 8S12P Battery Pack

Panasonic B 8S12P Specifications

Size Variations

Calculations