LG B4 12S11P Specifications
| Configuration | 12S11P |
| Cell | LG ICR18650B4 |
| Cell size | 18650 |
| Cell chemistry | |
| Weight | 6.3 kg |
| Length | 22.31 cm |
| Width | 2.24 cm |
| Height | 81.35 cm |
| Charge voltage | 50.40 V |
| End voltage | 33.00 V |
| Capacity | 28600 mAh |
| Maximum continuous discharge current | 10 A |
| Charge current | 5 A |
| Watts | 432 W |
| Energy | 1236 Wh |
| Volumetric energy density | 555.72 Wh/L |
| Gravimetric energy density | 195.08 Wh/kg |
| Charge time | 5 hours |
| Operating temperature | -20 ~ 60 °C |
Size Variations
LG B4 12S11P 1-layer in parablock 1x11
| Length | 243.3 mm |
| Width | 223.1 mm |
| Height | 70 mm |
LG B4 12S11P 1-layer in parablock 1x11
| Length | 243.3 mm |
| Width | 223.1 mm |
| Height | 70 mm |
LG B4 12S11P 1-layer in parablock 11x1
| Length | 2667.2 mm |
| Width | 22.3 mm |
| Height | 67.6 mm |
LG B4 12S11P 2-layer in parablock 1x11
| Length | 124.4 mm |
| Width | 223.1 mm |
| Height | 135.5 mm |
LG B4 12S11P 2-layer in parablock 1x11
| Length | 124.4 mm |
| Width | 223.1 mm |
| Height | 135.5 mm |
LG B4 12S11P 2-layer in parablock 1x11
| Length | 124.4 mm |
| Width | 223.1 mm |
| Height | 135.5 mm |
LG B4 12S11P 2-layer in parablock 11x1
| Length | 1334.06 mm |
| Width | 22.36 mm |
| Height | 135.46 mm |
LG B4 12S11P 3-layer in parablock 1x11
| Length | 84 mm |
| Width | 223.1 mm |
| Height | 203.3 mm |
LG B4 12S11P 3-layer in parablock 1x11
| Length | 84 mm |
| Width | 223.1 mm |
| Height | 203.3 mm |
LG B4 12S11P 3-layer in parablock 1x11
| Length | 84 mm |
| Width | 223.1 mm |
| Height | 203.3 mm |
LG B4 12S11P 3-layer in parablock 11x1
| Length | 889.7 mm |
| Width | 22.4 mm |
| Height | 203.3 mm |
LG B4 12S11P 4-layer in parablock 1x11
| Length | 63.8 mm |
| Width | 223.1 mm |
| Height | 271.1 mm |
LG B4 12S11P 4-layer in parablock 1x11
| Length | 63.8 mm |
| Width | 223.1 mm |
| Height | 271.1 mm |
LG B4 12S11P 4-layer in parablock 1x11
| Length | 63.8 mm |
| Width | 223.1 mm |
| Height | 271.1 mm |
LG B4 12S11P 4-layer in parablock 11x1
| Length | 667.5 mm |
| Width | 22.4 mm |
| Height | 271.1 mm |
LG B4 12S11P 6-layer in parablock 1x11
| Length | 43.6 mm |
| Width | 223.1 mm |
| Height | 406.7 mm |
LG B4 12S11P 6-layer in parablock 1x11
| Length | 43.6 mm |
| Width | 223.1 mm |
| Height | 406.7 mm |
LG B4 12S11P 6-layer in parablock 1x11
| Length | 43.6 mm |
| Width | 223.1 mm |
| Height | 406.7 mm |
LG B4 12S11P 6-layer in parablock 11x1
| Length | 445.3 mm |
| Width | 22.4 mm |
| Height | 406.7 mm |
LG B4 12S11P 12-layer in parablock 1x11
| Length | 23.4 mm |
| Width | 223.1 mm |
| Height | 813.5 mm |
LG B4 12S11P 12-layer in parablock 1x11
| Length | 23.4 mm |
| Width | 223.1 mm |
| Height | 813.5 mm |
LG B4 12S11P 12-layer in parablock 1x11
| Length | 23.4 mm |
| Width | 223.1 mm |
| Height | 813.5 mm |
LG B4 12S11P 12-layer in parablock 11x1
| Length | 223.1 mm |
| Width | 22.4 mm |
| Height | 813.5 mm |
Calculations
Q. How to calculate the voltage for 12S11P 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 12S11P 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 (11) for a total of 28.60Ah and 41.25A.