LG HD2 7S2P Specifications
| Configuration | 7S2P |
| Cell | LG 18650HD2 |
| Cell size | 18650 |
| Cell chemistry | |
| Weight | 0.7 kg |
| Length | 4.11 cm |
| Width | 2.09 cm |
| Height | 47.71 cm |
| Charge voltage | 29.40 V |
| End voltage | 17.50 V |
| Capacity | 4000 mAh |
| Maximum continuous discharge current | 10 A |
| Charge current | 8 A |
| Watts | 256 W |
| Energy | 102 Wh |
| Volumetric energy density | 415.92 Wh/L |
| Gravimetric energy density | 151.79 Wh/kg |
| Charge time | 5 hours |
| Operating temperature | -20 ~ 70 °C |
Size Variations
LG HD2 7S2P 1-layer in parablock 2x1
| Length | 283.6 mm |
| Width | 22.9 mm |
| Height | 68 mm |
LG HD2 7S2P 2-layer in parablock 1x2
| Length | 81.66 mm |
| Width | 43.16 mm |
| Height | 136.26 mm |
LG HD2 7S2P 2-layer in parablock 2x1
| Length | 162.46 mm |
| Width | 22.96 mm |
| Height | 136.26 mm |
LG HD2 7S2P 3-layer in parablock 1x2
| Length | 61.4 mm |
| Width | 41.2 mm |
| Height | 204.4 mm |
LG HD2 7S2P 3-layer in parablock 2x1
| Length | 122.06 mm |
| Width | 22.96 mm |
| Height | 204.46 mm |
LG HD2 7S2P 4-layer in parablock 1x2
| Length | 41.16 mm |
| Width | 41.16 mm |
| Height | 272.56 mm |
LG HD2 7S2P 4-layer in parablock 2x1
| Length | 81.6 mm |
| Width | 22.9 mm |
| Height | 272.6 mm |
LG HD2 7S2P 7-layer in parablock 1x2
| Length | 20.94 mm |
| Width | 41.14 mm |
| Height | 477.14 mm |
LG HD2 7S2P 7-layer in parablock 2x1
| Length | 41.14 mm |
| Width | 20.94 mm |
| Height | 477.14 mm |
Calculations
Q. How to calculate the voltage for 7S2P LG HD2 pack?
A. Take the nominal voltage of the LG HD2 (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 LG HD2 pack?
A. Take the nominal capacity of the LG HD2 (2.00Ah) and max. continuous discharge current (25 A) and multiply them by the parallel connections (2) for a total of 4.00Ah and 50A.