Lishen SA 7S2P Specifications
| Configuration | 7S2P |
| Cell | Lishen LR2170SA |
| Cell size | 21700 |
| Cell chemistry | |
| Weight | 1.0 kg |
| Length | 4.37 cm |
| Width | 2.22 cm |
| Height | 51.84 cm |
| Charge voltage | 29.40 V |
| End voltage | 19.25 V |
| Capacity | 8000 mAh |
| Maximum continuous discharge current | 10 A |
| Charge current | 4 A |
| Watts | 256 W |
| Energy | 204 Wh |
| Volumetric energy density | 544.35 Wh/L |
| Gravimetric energy density | 205.23 Wh/kg |
| Charge time | 5 hours |
| Operating temperature | -20 ~ 60 °C |
Size Variations
Lishen SA 7S2P 1-layer in parablock 2x1
| Length | 301.8 mm |
| Width | 24.2 mm |
| Height | 73.9 mm |
Lishen SA 7S2P 2-layer in parablock 1x2
| Length | 86.86 mm |
| Width | 45.76 mm |
| Height | 148.06 mm |
Lishen SA 7S2P 2-layer in parablock 2x1
| Length | 172.9 mm |
| Width | 24.3 mm |
| Height | 148.1 mm |
Lishen SA 7S2P 3-layer in parablock 1x2
| Length | 65.34 mm |
| Width | 45.74 mm |
| Height | 222.14 mm |
Lishen SA 7S2P 3-layer in parablock 2x1
| Length | 129.86 mm |
| Width | 24.26 mm |
| Height | 222.16 mm |
Lishen SA 7S2P 4-layer in parablock 1x2
| Length | 43.8 mm |
| Width | 43.8 mm |
| Height | 296.2 mm |
Lishen SA 7S2P 4-layer in parablock 2x1
| Length | 86.84 mm |
| Width | 24.24 mm |
| Height | 296.24 mm |
Lishen SA 7S2P 7-layer in parablock 1x2
| Length | 22.24 mm |
| Width | 43.74 mm |
| Height | 518.44 mm |
Lishen SA 7S2P 7-layer in parablock 2x1
| Length | 43.74 mm |
| Width | 22.24 mm |
| Height | 518.44 mm |
Calculations
Q. How to calculate the voltage for 7S2P Lishen SA pack?
A. Take the nominal voltage of the Lishen SA (3.65V) and multiply it by series connections (7) for a total of 25.55V.
Q. How to calculate the capacity and current for 7S2P Lishen SA pack?
A. Take the nominal capacity of the Lishen SA (4.00Ah) and max. continuous discharge current (12 A) and multiply them by the parallel connections (2) for a total of 8.00Ah and 24A.