Oil-free diaphragm pump with full PTFE flow path. Compact, chemically resistant design ideal for benchtop use with acids, solvents, and corrosive vapors. 40 Torr ultimate pressure.
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The Welch 2014B-01 PTFE Dry Vacuum Pump offers reliable, oil-free operation for chemical and biological labs where corrosive gases or vapors are present. With a chemically inert PTFE flow path, this compact diaphragm pump handles aggressive media without degradation, making it ideal for filtration, aspiration, evaporation, and degassing tasks.
Operating at 35 liters per minute and achieving an ultimate vacuum of 40 Torr, the 2014B-01 supports essential lab processes where moderate vacuum and high chemical resistance are required.
Its oil-free design eliminates contamination risk and reduces maintenance, making it a top choice for educational, academic, and light industrial settings.
Key Features
Specifications Table
| Specification | Welch PTFE Dry Pump – 2014B-01 |
|---|---|
| Pump Type | Oil-Free Diaphragm |
| Wetted Materials | PTFE (Teflon®) |
| Ultimate Vacuum | 40 Torr |
| Flow Rate | 35 L/min |
| Voltage | 115V / 60Hz / 1 Phase |
| Noise Level | Low (~50 dB) |
| Typical Use Cases | Filtration, Degassing, Evaporation, Aspiration |
| Portability | Benchtop / Mobile-Compatible |
| Weight | 19 lbs |
|---|---|
| Dimensions | 21 × 14 × 15 in |
