Samsung 40T 18S1P Specifications
| Configuration | 18S1P |
| Cell | Samsung INR21700-40T |
| Cell size | 21700 |
| Cell chemistry | |
| Weight | 1.3 kg |
| Length | 2.22 cm |
| Width | 2.22 cm |
| Height | 131.91 cm |
| Charge voltage | 75.60 V |
| End voltage | 45.00 V |
| Capacity | 4000 mAh |
| Maximum continuous discharge current | 10 A |
| Charge current | 6 A |
| Watts | 648 W |
| Energy | 259 Wh |
| Volumetric energy density | 579.04 Wh/L |
| Gravimetric energy density | 205.56 Wh/kg |
| Charge time | 5 hours |
| Operating temperature | -20 ~ 60 °C |
Size Variations
Samsung 40T 18S1P 2-layer in parablock 1x1
| Length | 194.4 mm |
| Width | 22.4 mm |
| Height | 146.5 mm |
Samsung 40T 18S1P 3-layer in parablock 1x1
| Length | 129.86 mm |
| Width | 22.36 mm |
| Height | 219.76 mm |
Samsung 40T 18S1P 4-layer in parablock 1x1
| Length | 108.36 mm |
| Width | 22.36 mm |
| Height | 293.06 mm |
Samsung 40T 18S1P 5-layer in parablock 1x1
| Length | 86.8 mm |
| Width | 22.3 mm |
| Height | 366.3 mm |
Samsung 40T 18S1P 6-layer in parablock 1x1
| Length | 65.3 mm |
| Width | 22.3 mm |
| Height | 439.6 mm |
Samsung 40T 18S1P 9-layer in parablock 1x1
| Length | 43.74 mm |
| Width | 22.24 mm |
| Height | 659.44 mm |
Samsung 40T 18S1P 18-layer in parablock 1x1
| Length | 22.2 mm |
| Width | 22.2 mm |
| Height | 1319.1 mm |
Calculations
Q. How to calculate the voltage for 18S1P Samsung 40T pack?
A. Take the nominal voltage of the Samsung 40T (3.6V) and multiply it by series connections (18) for a total of 64.80V.
Q. How to calculate the capacity and current for 18S1P Samsung 40T pack?
A. Take the nominal capacity of the Samsung 40T (4.00Ah) and max. continuous discharge current (45 A) and multiply them by the parallel connections (1) for a total of 4.00Ah and 45A.