Panasonic B 7S12P Specifications

Configuration	7S12P
Cell	Panasonic NCR18650B
Cell size	18650
Cell chemistry
Weight	4.1 kg
Length	24.33 cm
Width	2.30 cm
Height	47.80 cm
Charge voltage	29.40 V
End voltage	17.50 V
Capacity	40200 mAh
Maximum continuous discharge current	10 A
Charge current	10 A
Watts	252 W
Energy	1013 Wh
Volumetric energy density	687.39 Wh/L
Gravimetric energy density	248.65 Wh/kg
Charge time	5 hours
Operating temperature	-20 ~ 60 °C

Size Variations

Panasonic B 7S12P 1-layer in parablock 1x12

Length	144.2 mm
Width	243.3 mm
Height	68.2 mm

Panasonic B 7S12P 1-layer in parablock 3x4

Length	426.96 mm
Width	81.66 mm
Height	68.16 mm

Panasonic B 7S12P 1-layer in parablock 4x3

Length	566.46 mm
Width	63.36 mm
Height	68.16 mm

Panasonic B 7S12P 1-layer in parablock 6x2

Length	849.24 mm
Width	43.14 mm
Height	68.14 mm

Panasonic B 7S12P 1-layer in parablock 12x1

Length	1697.6 mm
Width	22.9 mm
Height	68.1 mm

Panasonic B 7S12P 2-layer in parablock 2x6

Length	164.4 mm
Width	122.1 mm
Height	136.5 mm

Panasonic B 7S12P 2-layer in parablock 3x4

Length	245.2 mm
Width	81.7 mm
Height	136.5 mm

Panasonic B 7S12P 2-layer in parablock 1x12

Length	83.6 mm
Width	243.3 mm
Height	136.5 mm

Panasonic B 7S12P 2-layer in parablock 4x3

Length	324.1 mm
Width	63.4 mm
Height	136.5 mm

Panasonic B 7S12P 2-layer in parablock 6x2

Length	485.7 mm
Width	43.2 mm
Height	136.5 mm

Panasonic B 7S12P 2-layer in parablock 12x1

Length	970.46 mm
Width	22.96 mm
Height	136.46 mm

Panasonic B 7S12P 3-layer in parablock 2x6

Length	124 mm
Width	122.1 mm
Height	204.8 mm

Panasonic B 7S12P 3-layer in parablock 3x4

Length	184.6 mm
Width	81.7 mm
Height	204.8 mm

Panasonic B 7S12P 3-layer in parablock 4x3

Length	243.3 mm
Width	63.4 mm
Height	204.8 mm

Panasonic B 7S12P 3-layer in parablock 1x12

Length	63.4 mm
Width	243.3 mm
Height	204.8 mm

Panasonic B 7S12P 3-layer in parablock 6x2

Length	364.5 mm
Width	43.2 mm
Height	204.8 mm

Panasonic B 7S12P 3-layer in parablock 12x1

Length	728.1 mm
Width	23 mm
Height	204.8 mm

Panasonic B 7S12P 4-layer in parablock 2x6

Length	83.6 mm
Width	122.1 mm
Height	273.1 mm

Panasonic B 7S12P 4-layer in parablock 3x4

Length	124 mm
Width	81.7 mm
Height	273.1 mm

Panasonic B 7S12P 4-layer in parablock 4x3

Length	162.5 mm
Width	63.4 mm
Height	273.1 mm

Panasonic B 7S12P 4-layer in parablock 6x2

Length	243.3 mm
Width	43.2 mm
Height	273.1 mm

Panasonic B 7S12P 4-layer in parablock 1x12

Length	43.2 mm
Width	243.3 mm
Height	273.1 mm

Panasonic B 7S12P 4-layer in parablock 12x1

Length	485.7 mm
Width	23 mm
Height	273.1 mm

Panasonic B 7S12P 7-layer in parablock 2x6

Length	43.16 mm
Width	122.06 mm
Height	477.96 mm

Panasonic B 7S12P 7-layer in parablock 3x4

Length	63.36 mm
Width	81.66 mm
Height	477.96 mm

Panasonic B 7S12P 7-layer in parablock 4x3

Length	81.66 mm
Width	63.36 mm
Height	477.96 mm

Panasonic B 7S12P 7-layer in parablock 6x2

Length	122.06 mm
Width	43.16 mm
Height	477.96 mm

Panasonic B 7S12P 7-layer in parablock 1x12

Length	23 mm
Width	243.3 mm
Height	478 mm

Panasonic B 7S12P 7-layer in parablock 12x1

Length	243.3 mm
Width	23 mm
Height	478 mm

Calculations

Q. How to calculate the voltage for 7S12P Panasonic B pack?

A. Take the nominal voltage of the Panasonic B (3.6V) and multiply it by series connections (7) for a total of 25.20V.

Q. How to calculate the capacity and current for 7S12P 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 7S12P Battery Pack

Panasonic B 7S12P Specifications

Size Variations

Calculations