LG B4 12S13P Specifications
| Configuration | 12S13P |
| Cell | LG ICR18650B4 |
| Cell size | 18650 |
| Cell chemistry | |
| Weight | 7.5 kg |
| Length | 26.35 cm |
| Width | 2.24 cm |
| Height | 81.35 cm |
| Charge voltage | 50.40 V |
| End voltage | 33.00 V |
| Capacity | 33800 mAh |
| Maximum continuous discharge current | 10 A |
| Charge current | 5 A |
| Watts | 432 W |
| Energy | 1460 Wh |
| Volumetric energy density | 555.44 Wh/L |
| Gravimetric energy density | 194.98 Wh/kg |
| Charge time | 5 hours |
| Operating temperature | -20 ~ 60 °C |
Size Variations
LG B4 12S13P 1-layer in parablock 1x13
| Length | 243.3 mm |
| Width | 263.5 mm |
| Height | 70 mm |
LG B4 12S13P 1-layer in parablock 1x13
| Length | 243.3 mm |
| Width | 263.5 mm |
| Height | 70 mm |
LG B4 12S13P 1-layer in parablock 13x1
| Length | 3152 mm |
| Width | 22.3 mm |
| Height | 67.6 mm |
LG B4 12S13P 2-layer in parablock 1x13
| Length | 124.4 mm |
| Width | 263.5 mm |
| Height | 135.5 mm |
LG B4 12S13P 2-layer in parablock 1x13
| Length | 124.4 mm |
| Width | 263.5 mm |
| Height | 135.5 mm |
LG B4 12S13P 2-layer in parablock 1x13
| Length | 124.4 mm |
| Width | 263.5 mm |
| Height | 135.5 mm |
LG B4 12S13P 2-layer in parablock 13x1
| Length | 1576.46 mm |
| Width | 22.36 mm |
| Height | 135.46 mm |
LG B4 12S13P 3-layer in parablock 1x13
| Length | 84 mm |
| Width | 263.5 mm |
| Height | 203.3 mm |
LG B4 12S13P 3-layer in parablock 1x13
| Length | 84 mm |
| Width | 263.5 mm |
| Height | 203.3 mm |
LG B4 12S13P 3-layer in parablock 1x13
| Length | 84 mm |
| Width | 263.5 mm |
| Height | 203.3 mm |
LG B4 12S13P 3-layer in parablock 13x1
| Length | 1051.3 mm |
| Width | 22.4 mm |
| Height | 203.3 mm |
LG B4 12S13P 4-layer in parablock 1x13
| Length | 63.8 mm |
| Width | 263.5 mm |
| Height | 271.1 mm |
LG B4 12S13P 4-layer in parablock 1x13
| Length | 63.8 mm |
| Width | 263.5 mm |
| Height | 271.1 mm |
LG B4 12S13P 4-layer in parablock 1x13
| Length | 63.8 mm |
| Width | 263.5 mm |
| Height | 271.1 mm |
LG B4 12S13P 4-layer in parablock 13x1
| Length | 788.7 mm |
| Width | 22.4 mm |
| Height | 271.1 mm |
LG B4 12S13P 6-layer in parablock 1x13
| Length | 43.6 mm |
| Width | 263.5 mm |
| Height | 406.7 mm |
LG B4 12S13P 6-layer in parablock 1x13
| Length | 43.6 mm |
| Width | 263.5 mm |
| Height | 406.7 mm |
LG B4 12S13P 6-layer in parablock 1x13
| Length | 43.6 mm |
| Width | 263.5 mm |
| Height | 406.7 mm |
LG B4 12S13P 6-layer in parablock 13x1
| Length | 526.1 mm |
| Width | 22.4 mm |
| Height | 406.7 mm |
LG B4 12S13P 12-layer in parablock 1x13
| Length | 23.4 mm |
| Width | 263.5 mm |
| Height | 813.5 mm |
LG B4 12S13P 12-layer in parablock 1x13
| Length | 23.4 mm |
| Width | 263.5 mm |
| Height | 813.5 mm |
LG B4 12S13P 12-layer in parablock 1x13
| Length | 23.4 mm |
| Width | 263.5 mm |
| Height | 813.5 mm |
LG B4 12S13P 12-layer in parablock 13x1
| Length | 263.5 mm |
| Width | 22.4 mm |
| Height | 813.5 mm |
Calculations
Q. How to calculate the voltage for 12S13P 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 12S13P 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 (13) for a total of 33.80Ah and 48.75A.