Panasonic B 3S4P Specifications
| Configuration | 3S4P |
| Cell | Panasonic NCR18650B |
| Cell size | 18650 |
| Cell chemistry | |
| Weight | 0.6 kg |
| Length | 8.16 cm |
| Width | 2.23 cm |
| Height | 20.47 cm |
| Charge voltage | 12.60 V |
| End voltage | 7.50 V |
| Capacity | 13400 mAh |
| Maximum continuous discharge current | 10 A |
| Charge current | 5 A |
| Watts | 108 W |
| Energy | 145 Wh |
| Volumetric energy density | 688.75 Wh/L |
| Gravimetric energy density | 249.14 Wh/kg |
| Charge time | 5 hours |
| Operating temperature | -20 ~ 60 °C |
Size Variations
Panasonic B 3S4P 1-layer in parablock 1x4
| Length | 61.46 mm |
| Width | 82.96 mm |
| Height | 68.16 mm |
Panasonic B 3S4P 1-layer in parablock 4x1
| Length | 243.2 mm |
| Width | 22.3 mm |
| Height | 68.1 mm |
Panasonic B 3S4P 2-layer in parablock 2x2
| Length | 81.66 mm |
| Width | 42.56 mm |
| Height | 136.46 mm |
Panasonic B 3S4P 2-layer in parablock 1x4
| Length | 41.26 mm |
| Width | 82.96 mm |
| Height | 136.46 mm |
Panasonic B 3S4P 2-layer in parablock 4x1
| Length | 162.46 mm |
| Width | 22.36 mm |
| Height | 136.46 mm |
Panasonic B 3S4P 3-layer in parablock 2x2
| Length | 41.16 mm |
| Width | 42.46 mm |
| Height | 204.66 mm |
Panasonic B 3S4P 3-layer in parablock 1x4
| Length | 21 mm |
| Width | 82.9 mm |
| Height | 204.7 mm |
Panasonic B 3S4P 3-layer in parablock 4x1
| Length | 81.6 mm |
| Width | 22.3 mm |
| Height | 204.7 mm |
Calculations
Q. How to calculate the voltage for 3S4P Panasonic B pack?
A. Take the nominal voltage of the Panasonic B (3.6V) and multiply it by series connections (3) for a total of 10.80V.
Q. How to calculate the capacity and current for 3S4P 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 (4) for a total of 13.40Ah and 19.5A.