Panasonic AA 2S9P Specifications
| Configuration | 2S9P |
| Cell | Panasonic UR18650AA |
| Cell size | 18650 |
| Cell chemistry | |
| Weight | 0.8 kg |
| Length | 18.27 cm |
| Width | 2.24 cm |
| Height | 13.61 cm |
| Charge voltage | 8.40 V |
| End voltage | 5.00 V |
| Capacity | 20250 mAh |
| Maximum continuous discharge current | 10 A |
| Charge current | 5 A |
| Watts | 72 W |
| Energy | 146 Wh |
| Volumetric energy density | 463.75 Wh/L |
| Gravimetric energy density | 184.34 Wh/kg |
| Charge time | 5 hours |
| Operating temperature | -20 ~ 60 °C |
Size Variations
Panasonic AA 2S9P 1-layer in parablock 1x9
| Length | 41.2 mm |
| Width | 183.9 mm |
| Height | 67.9 mm |
Panasonic AA 2S9P 1-layer in parablock 9x1
| Length | 364.4 mm |
| Width | 22.3 mm |
| Height | 67.9 mm |
Panasonic AA 2S9P 2-layer in parablock 3x3
| Length | 61.46 mm |
| Width | 62.76 mm |
| Height | 136.06 mm |
Panasonic AA 2S9P 2-layer in parablock 1x9
| Length | 21.06 mm |
| Width | 183.96 mm |
| Height | 136.06 mm |
Panasonic AA 2S9P 2-layer in parablock 9x1
| Length | 182.66 mm |
| Width | 22.36 mm |
| Height | 136.06 mm |
Calculations
Q. How to calculate the voltage for 2S9P Panasonic AA pack?
A. Take the nominal voltage of the Panasonic AA (3.6V) and multiply it by series connections (2) for a total of 7.20V.
Q. How to calculate the capacity and current for 2S9P Panasonic AA pack?
A. Take the nominal capacity of the Panasonic AA (2.25Ah) and max. continuous discharge current (4.2 A) and multiply them by the parallel connections (9) for a total of 20.25Ah and 37.800000000000004A.