Samsung 25R 2S8P Specifications
| Configuration | 2S8P |
| Cell | Samsung INR18650-25R |
| Cell size | 18650 |
| Cell chemistry | |
| Weight | 0.7 kg |
| Length | 16.25 cm |
| Width | 2.24 cm |
| Height | 13.56 cm |
| Charge voltage | 8.40 V |
| End voltage | 5.00 V |
| Capacity | 20000 mAh |
| Maximum continuous discharge current | 10 A |
| Charge current | 5 A |
| Watts | 72 W |
| Energy | 144 Wh |
| Volumetric energy density | 526.18 Wh/L |
| Gravimetric energy density | 200.00 Wh/kg |
| Charge time | 5 hours |
| Operating temperature | -20 ~ 75 °C |
Size Variations
Samsung 25R 2S8P 1-layer in parablock 4x2
| Length | 162.44 mm |
| Width | 42.54 mm |
| Height | 67.69 mm |
Samsung 25R 2S8P 1-layer in parablock 1x8
| Length | 41.2 mm |
| Width | 163.7 mm |
| Height | 67.65 mm |
Samsung 25R 2S8P 1-layer in parablock 8x1
| Length | 324 mm |
| Width | 22.3 mm |
| Height | 67.65 mm |
Samsung 25R 2S8P 2-layer in parablock 2x4
| Length | 41.26 mm |
| Width | 82.96 mm |
| Height | 135.56 mm |
Samsung 25R 2S8P 2-layer in parablock 4x2
| Length | 81.66 mm |
| Width | 42.56 mm |
| Height | 135.56 mm |
Samsung 25R 2S8P 2-layer in parablock 1x8
| Length | 21.06 mm |
| Width | 163.76 mm |
| Height | 135.56 mm |
Samsung 25R 2S8P 2-layer in parablock 8x1
| Length | 162.46 mm |
| Width | 22.36 mm |
| Height | 135.56 mm |
Calculations
Q. How to calculate the voltage for 2S8P Samsung 25R pack?
A. Take the nominal voltage of the Samsung 25R (3.6V) and multiply it by series connections (2) for a total of 7.20V.
Q. How to calculate the capacity and current for 2S8P Samsung 25R pack?
A. Take the nominal capacity of the Samsung 25R (2.50Ah) and max. continuous discharge current (20 A) and multiply them by the parallel connections (8) for a total of 20.00Ah and 160A.