Panasonic B 4S2P Specifications
| Configuration | 4S2P |
| Cell | Panasonic NCR18650B |
| Cell size | 18650 |
| Cell chemistry | |
| Weight | 0.4 kg |
| Length | 4.11 cm |
| Width | 2.22 cm |
| Height | 27.29 cm |
| Charge voltage | 16.80 V |
| End voltage | 10.00 V |
| Capacity | 6700 mAh |
| Maximum continuous discharge current | 9.75 A |
| Charge current | 3.25 A |
| Watts | 140 W |
| Energy | 96 Wh |
| Volumetric energy density | 684.00 Wh/L |
| Gravimetric energy density | 247.42 Wh/kg |
| Charge time | 5 hours |
| Operating temperature | -20 ~ 60 °C |
Size Variations
Panasonic B 4S2P 1-layer in parablock 2x1
| Length | 162.4 mm |
| Width | 22.3 mm |
| Height | 68.1 mm |
Panasonic B 4S2P 2-layer in parablock 1x2
| Length | 41.16 mm |
| Width | 42.46 mm |
| Height | 136.36 mm |
Panasonic B 4S2P 2-layer in parablock 2x1
| Length | 81.6 mm |
| Width | 22.3 mm |
| Height | 136.4 mm |
Panasonic B 4S2P 4-layer in parablock 1x2
| Length | 20.94 mm |
| Width | 42.44 mm |
| Height | 272.94 mm |
Panasonic B 4S2P 4-layer in parablock 2x1
| Length | 41.14 mm |
| Width | 22.24 mm |
| Height | 272.94 mm |
Calculations
Q. How to calculate the voltage for 4S2P Panasonic B pack?
A. Take the nominal voltage of the Panasonic B (3.6V) and multiply it by series connections (4) for a total of 14.40V.
Q. How to calculate the capacity and current for 4S2P 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 (2) for a total of 6.70Ah and 9.75A.