Panasonic BF 7S8P Specifications
| Configuration | 7S8P |
| Cell | Panasonic NCR18650BF |
| Cell size | 18650 |
| Cell chemistry | |
| Weight | 2.6 kg |
| Length | 16.25 cm |
| Width | 2.30 cm |
| Height | 47.80 cm |
| Charge voltage | 29.40 V |
| End voltage | 17.50 V |
| Capacity | 26800 mAh |
| Maximum continuous discharge current | 10 A |
| Charge current | 10 A |
| Watts | 252 W |
| Energy | 675 Wh |
| Volumetric energy density | 687.05 Wh/L |
| Gravimetric energy density | 259.22 Wh/kg |
| Charge time | 5 hours |
| Operating temperature | -20 ~ 60 °C |
Size Variations
Panasonic BF 7S8P 1-layer in parablock 1x8
| Length | 144.2 mm |
| Width | 162.5 mm |
| Height | 68.2 mm |
Panasonic BF 7S8P 1-layer in parablock 4x2
| Length | 566.44 mm |
| Width | 43.14 mm |
| Height | 68.14 mm |
Panasonic BF 7S8P 1-layer in parablock 8x1
| Length | 1132 mm |
| Width | 22.9 mm |
| Height | 68.1 mm |
Panasonic BF 7S8P 2-layer in parablock 2x4
| Length | 164.4 mm |
| Width | 81.7 mm |
| Height | 136.5 mm |
Panasonic BF 7S8P 2-layer in parablock 1x8
| Length | 83.6 mm |
| Width | 162.5 mm |
| Height | 136.5 mm |
Panasonic BF 7S8P 2-layer in parablock 4x2
| Length | 324.1 mm |
| Width | 43.2 mm |
| Height | 136.5 mm |
Panasonic BF 7S8P 2-layer in parablock 8x1
| Length | 647.26 mm |
| Width | 22.96 mm |
| Height | 136.46 mm |
Panasonic BF 7S8P 3-layer in parablock 2x4
| Length | 124 mm |
| Width | 81.7 mm |
| Height | 204.8 mm |
Panasonic BF 7S8P 3-layer in parablock 4x2
| Length | 243.3 mm |
| Width | 43.2 mm |
| Height | 204.8 mm |
Panasonic BF 7S8P 3-layer in parablock 1x8
| Length | 63.4 mm |
| Width | 162.5 mm |
| Height | 204.8 mm |
Panasonic BF 7S8P 3-layer in parablock 8x1
| Length | 485.7 mm |
| Width | 23 mm |
| Height | 204.8 mm |
Panasonic BF 7S8P 4-layer in parablock 2x4
| Length | 83.56 mm |
| Width | 81.66 mm |
| Height | 273.06 mm |
Panasonic BF 7S8P 4-layer in parablock 4x2
| Length | 162.5 mm |
| Width | 43.2 mm |
| Height | 273.1 mm |
Panasonic BF 7S8P 4-layer in parablock 1x8
| Length | 43.2 mm |
| Width | 162.5 mm |
| Height | 273.1 mm |
Panasonic BF 7S8P 4-layer in parablock 8x1
| Length | 324.1 mm |
| Width | 23 mm |
| Height | 273.1 mm |
Panasonic BF 7S8P 7-layer in parablock 2x4
| Length | 43.16 mm |
| Width | 81.66 mm |
| Height | 477.96 mm |
Panasonic BF 7S8P 7-layer in parablock 4x2
| Length | 81.66 mm |
| Width | 43.16 mm |
| Height | 477.96 mm |
Panasonic BF 7S8P 7-layer in parablock 1x8
| Length | 23 mm |
| Width | 162.5 mm |
| Height | 478 mm |
Panasonic BF 7S8P 7-layer in parablock 8x1
| Length | 162.5 mm |
| Width | 23 mm |
| Height | 478 mm |
Calculations
Q. How to calculate the voltage for 7S8P Panasonic BF pack?
A. Take the nominal voltage of the Panasonic BF (3.6V) and multiply it by series connections (7) for a total of 25.20V.
Q. How to calculate the capacity and current for 7S8P Panasonic BF pack?
A. Take the nominal capacity of the Panasonic BF (3.35Ah) and max. continuous discharge current (4.88 A) and multiply them by the parallel connections (8) for a total of 26.80Ah and 39.04A.