| Model | OAT-300/8 | OAT-300/10 | OAT-300/13 | OAT-600/8 | OAT-600/10 | OAT-600/13 |
| Capacity (L) | 300L | 300L | 300L | 600L | 600L | 600L |
| Working pressure (bar) | 8 | 10 | 13 | 8 | 10 | 13 |
| Height (mm) | 1610 | 1610 | 1610 | 1905 | 1905 | 1905 |
| Inner diameter (mm) | 550 | 550 | 550 | 700 | 700 | 700 |
| Weight (kg) | 75 | 81 | 110 | 120 | 140 | 160 |
| Model | OAT-1000/13 | OAT-1000/13 | OAT-1000/13 | OAT-2000/8 | OAT-2000/10 | OAT-2000/13 |
| Capacity (L) | 1000L | 1000L | 1000L | 2000L | 2000L | 2000L |
| Working pressure (bar) | 8 | 10 | 13 | 8 | 10 | 13 |
| Height (mm) | 2180 | 2180 | 2180 | 2860 | 2860 | 2860 |
| Inner diameter (mm) | 800 | 800 | 800 | 1000 | 1000 | 1000 |
| Weight (kg) | 165 | 212 | 230 | 370 | 390 | 465 |
| Model | OAT-2000/8 | OAT-2000/10 | OAT-2000/13 | OAT-5000/13 | OAT-5000/13 | OAT-5000/13 |
| Capacity (L) | 3000L | 3000L | 3000L | 5000L | 5000L | 5000L |
| Working pressure (bar) | 8 | 10 | 13 | 8 | 10 | 13 |
| Height (mm) | 3020 | 3020 | 3020 | 3200 | 3200 | 3200 |
| Inner diameter (mm) | 1300 | 1300 | 1300 | 1600 | 1600 | 1600 |
| Weight (kg) | 510 | 703 | 850 | 890 | 1005 | 1021 |