Panasonic ZTA 7S7P Specifications
| Configuration | 7S7P |
| Cell | Panasonic UR18650ZTA |
| Cell size | 18650 |
| Cell chemistry | |
| Weight | 2.4 kg |
| Length | 14.23 cm |
| Width | 2.30 cm |
| Height | 47.80 cm |
| Charge voltage | 30.45 V |
| End voltage | 21.00 V |
| Capacity | 21000 mAh |
| Maximum continuous discharge current | 10 A |
| Charge current | 10 A |
| Watts | 259 W |
| Energy | 544 Wh |
| Volumetric energy density | 626.03 Wh/L |
| Gravimetric energy density | 226.57 Wh/kg |
| Charge time | 5 hours |
| Operating temperature | -20 ~ 60 °C |
Size Variations
Panasonic ZTA 7S7P 1-layer in parablock 7x1
| Length | 990.6 mm |
| Width | 22.9 mm |
| Height | 68.1 mm |
Panasonic ZTA 7S7P 2-layer in parablock 1x7
| Length | 83.6 mm |
| Width | 142.3 mm |
| Height | 136.5 mm |
Panasonic ZTA 7S7P 2-layer in parablock 7x1
| Length | 566.46 mm |
| Width | 22.96 mm |
| Height | 136.46 mm |
Panasonic ZTA 7S7P 3-layer in parablock 1x7
| Length | 63.4 mm |
| Width | 142.3 mm |
| Height | 204.8 mm |
Panasonic ZTA 7S7P 3-layer in parablock 7x1
| Length | 425.1 mm |
| Width | 23 mm |
| Height | 204.8 mm |
Panasonic ZTA 7S7P 4-layer in parablock 1x7
| Length | 43.2 mm |
| Width | 142.3 mm |
| Height | 273.1 mm |
Panasonic ZTA 7S7P 4-layer in parablock 7x1
| Length | 283.7 mm |
| Width | 23 mm |
| Height | 273.1 mm |
Panasonic ZTA 7S7P 7-layer in parablock 1x7
| Length | 22.96 mm |
| Width | 142.26 mm |
| Height | 477.96 mm |
Panasonic ZTA 7S7P 7-layer in parablock 7x1
| Length | 142.26 mm |
| Width | 22.96 mm |
| Height | 477.96 mm |
Calculations
Q. How to calculate the voltage for 7S7P Panasonic ZTA pack?
A. Take the nominal voltage of the Panasonic ZTA (3.7V) and multiply it by series connections (7) for a total of 25.90V.
Q. How to calculate the capacity and current for 7S7P Panasonic ZTA pack?
A. Take the nominal capacity of the Panasonic ZTA (3.00Ah) and max. continuous discharge current (5.8 A) and multiply them by the parallel connections (7) for a total of 21.00Ah and 40.6A.