| Weight | 13.6 kg | 27 kg |
| Size | 14" W × 9" D × 23" H (36 × 22 × 58 cm) | — |
| Continuous flow settings | 0.125 to 5 LPM | — |
| Oxygen concentration | 90% (+6.5% / -3%) at 5 LPM | — |
| Oxygen output pressure | 7 PSI | — |
| Sound level | ≤ 40 dBA | — |
| Power | 230 VAC, 50 Hz | 350 W |
| Power consumption | 290 Watts | — |
| Filters | Cabinet, compressor intake and bacteria | — |
| Flow control | Lockable flow control valve | — |
| Operating system | Timed cycle / Rapid Pressure Swing (RPSA) | — |
| Time to full purity | Less than 3 minutes | — |
| OMS | Self-monitoring alarm system in OMS model (optional) | — |
| Origin | Nidek Medical Products Inc., Birmingham, Alabama 35217, USA | — |
| Flow rate | — | 0.5–10 LPM |
| O2 purity | — | ≥93% (at ≤5 LPM) |
| Alarms | — | Low O2 purity, power failure, high temperature |
