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Welch Ilmvac™ DryFast™ Vacuum Pump

Use these pumps for applications generating harsh chemical vapors. Welch Ilmvac™ DryFast™ Pumps are constructed with PTFE heads, perfluoroelastomer valves, and a PTFE coated, molded diaphragm for maximum chemical resistance.

Manufacturer:  Welch Ilmvac™ 2034C02

Catalog No. 01-257-503

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  • All Pumps Includes intake/exhaust hose barbs
  • DryFast™ and DryFast™ Ultra models include tunable vacuum control
  • General Purpose pumps include exhaust silencer
  • Oil Free
  • All vapor contact surfaces are PTFE/fluorinated
  • Model 2019 Filtrations of moderate solvents
  • DryFast™ Advanced diaphragm pumps provide full chemical resistance and tunable vacuum
  • Includes hose barb connections
  • Designed for scale-up operations


230 VAC
0.25 Hp
53 dB
22.3 cm
7.2 cm
54.9 mbar
PTFE, Kalrez
35.2 cm
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