Acecare carbon fiber tanks are sized by water volume in liters. Use this chart to convert each tank size into cubic inches of water volume and cubic feet of gas capacity at the 300-bar nominal standard, so you can compare sizes at a glance.
| Size (L) | Cubic inches | Cubic feet (at 300 bar) | Notes |
|---|---|---|---|
| 0.5 L | 30 cu in | 5 cu ft | |
| 1.1 L | 68 cu in | 12 cu ft | |
| 2 L | 122 cu in | 21 cu ft | |
| 3 L | 183 cu in | 32 cu ft | |
| 6.8 L | 415 cu in | 72 cu ft | 45-min SCBA |
| 9 L | 550 cu in | 96 cu ft | 60-min SCBA |
| 12 L | 732 cu in | 127 cu ft |
Gas capacities are calculated at the 300-bar nominal standard (liters × 300 ÷ 28.3168).