Coltri / Nuvair 3E, 3.5E, & 3.5G Portable Open
The compact dimensions and light weight of this compressor make it very easy to transport and operate. It is ideal for filling cylinders at home, on boats or on dive trips.
Features- Excellent Portability
- 4500 PSI Max Pressure
- Grade E Breathing Air Filtration
- Hour Meter Standard on Gas Unit
| Options- Pressure Switch
- Automatic Condensate Drains
- Electric Hour Meter
- Stainless Steel Frame
- Visual CO & Moisture Indicator
- Inverter Drive for use with Smaller Generators
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| Model | Portable Open MCH6 / 3E | Portable Open MCH6 / 3.5E | Portable Open MCH6 / 3.5G |
| Filling Time* | Approx. 23 Minutes | Approx. 19 Minutes | Approx. 19 Minutes |
| Cubic Feet/Minute | 2.8 FAD 3.4 SCFM | 3.5 FAD 4.2 SCFM | 3.5 FAD 4.2 SCFM |
| Liters/Minute | 80 | 100 | 100 |
| Engine Options | Single Phase Electric | Three Phase Electric | Honda Gas (Model# 8013) |
| 115 V / E1 / 60 Hz | 28 Amp (Model# 8015) | N/A | N/A |
| 230V / E1 / 50 or 60 Hz | 14 Amp (Model# 8014.1) | N/A | N/A |
| 230V / E3 / 50 or 60 Hz | N/A | 11 Amp (Model# 8016.2) | N/A |
| Engine Power | 3 hp (2.2 kW) | 4 hp (3 kW) | 6.5 hp (4.85 kW) |
| Max Operating Pressure | 4500 PSI (310 bar) | 4500 PSI (310 bar) | 4500 PSI (310 bar) |
| RPM | 2240 | 2800 | 2800 |
| Number of Stages | 4 | 4 | 4 |
| Number of fill hoses | 1 | 1 | 1 |
| Condensate Drain | Manual | Manual | Manual |
| Sound Level @ 3 Meters | 82dB | 83dB | 87dB |
| Dimensions (HxWxD) | 15.5″ x 26.5″ x 15″ (39 x 67 x 38 cm) | 15″ x 26″ x 15″ (38 x 65 x 38 cm) | 15″ x 31″ x 14″ (38 x 79 x 36 cm) |
| Weight | 90 lbs (41 kg) | 88 lbs (40 kg) | 84 lbs (38 kg) |
| Lubrication | Splash Lubrication, Capacity 11 oz. |
| Air Quality | DIN 3188 – CGA Grade E – NFPA 1500 – EN12021 |
| Options: |
| Autodrains | $620.61 | $620.61 | N/A |
| Stainless Steel Frame | $350 | $350 | $350 |
| Auto Shutdown Pressure Switch | $175 | $175 | $175 |
| Hour Meter | $75 | $75 | Standard |
| CO & Moisture Indicator | $120 | $120 | $120 |
| *Single 80 Cu. Ft. Cylinder from 500 to 3000 PSI The MCH6 is designed for filling SCUBA or SCBA tanks one at a time. The compressor was not engineered or manufactured for continuous duty filling of storage tanks or cascade storage systems of any kind. |
