LG B4 4S1P Specifications
| Configuration | 4S1P |
| Cell | LG ICR18650B4 |
| Cell size | 18650 |
| Cell chemistry | |
| Weight | 0.2 kg |
| Length | 2.09 cm |
| Width | 2.22 cm |
| Height | 27.09 cm |
| Charge voltage | 16.80 V |
| End voltage | 11.00 V |
| Capacity | 2600 mAh |
| Maximum continuous discharge current | 3.75 A |
| Charge current | 2.5 A |
| Watts | 54 W |
| Energy | 37 Wh |
| Volumetric energy density | 548.98 Wh/L |
| Gravimetric energy density | 192.71 Wh/kg |
| Charge time | 5 hours |
| Operating temperature | -20 ~ 60 °C |
Size Variations
LG B4 4S1P 2-layer in parablock 1x1
| Length | 41.14 mm |
| Width | 22.24 mm |
| Height | 135.34 mm |
LG B4 4S1P 4-layer in parablock 1x1
| Length | 20.9 mm |
| Width | 22.2 mm |
| Height | 270.9 mm |
Calculations
Q. How to calculate the voltage for 4S1P LG B4 pack?
A. Take the nominal voltage of the LG B4 (3.6V) and multiply it by series connections (4) for a total of 14.40V.
Q. How to calculate the capacity and current for 4S1P 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 (1) for a total of 2.60Ah and 3.75A.