VACUUBRAND MD 4C NT +AK+EK Chemistry Vacuum System is a high-performance solution designed for demanding laboratory applications that require exceptional chemical resistance, superior vapor tolerance, and highly efficient solvent recovery. This system is ideal for processes such as evaporation, evacuation, and the pumping of gases and vapors in chemical, biological, and pharmaceutical laboratories.
Key Features:
- Ultimate vacuum down to 1.5 mbar, even with gas ballast (up to 3 mbar)
- Max. pumping speed at 60 Hz: 2.2 cfm
- Robust 4-head, 3-stage diaphragm design delivers outstanding chemical resistance and vapor tolerance
- Integrated inlet separator (AK) made of protective-coated glass to retain particles and liquids
- Highly efficient exhaust condenser (EK) for nearly 100% solvent recovery and reduced environmental impact
- Quiet operation at 45 dBA and low vibration
- Compact, bench-friendly footprint
Typical Applications
Rotary evaporators, drying ovens, filtration, concentration of solvents with high boiling points, and general lab vacuum tasks requiring high chemical resistance and ultimate vacuum performance.
Included with the System
- Power Cord
- Operator’s Manual
- Manufacturer’s Documentation
- 2-Year Manufacturer’s Warranty
- Fully assembled pumping unit, ready for immediate use
Technical Specifications
| Ultimate Vacuum | 1.5 mbar / 1.1 torr |
| Ultimate Vacuum with Gas Ballast | 3 mbar / 2.2 torr |
| Max. Pumping Speed (50 Hz / 60 Hz) | 3.4 m³/h / 2.2 cfm |
| Number of Heads / Stages | 4 / 3 |
| Max. Back Pressure | 1.1 bar abs. |
| Inlet / Outlet Connection | Hose nozzle DN 8-10 mm |
| Coolant Connection | 2 × hose nozzle DN 6-8 mm |
| Motor Power | 0.25 kW |
| Motor Speed | 1500/1800 min⁻¹ (50/60 Hz) |
| Noise Level | 45 dBA |
| Protection Class | IP 40 |
| Dimensions (L × W × H) | 326 × 243 × 402 mm |
| Weight | 17.3 kg |
| Operating Temp. | 10 °C to 40 °C |
| Storage Temp. | -10 °C to 60 °C |
| Rated Voltage | 100-120 V, 50-60 Hz |
| NRTL Certification | Yes |