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Diaphragm Vacuum Pump

Model : VP-D25; VP-D25I; VP-D40; VP-D45

Pump Head Material : PTFE + FV rubber with chemical resistance
Ultimate Vacuum : 50 mbar
Speed of Evacuation : 25 L/Min; 40 L/Min; 45 L/Min

The diaphragm vacuum pump is ideal for low to high boiling point rotary evaporation and distillation, filtration, blotting and solid phase extraction.
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Diaphragm Vacuum Pump Specifications:

ModelVP-D25VP-D25IVP-D40VP-D45
Pumping Speed (L/min)254045
Ultimate Vacuum (MPa)0.095
Inlet Diameter (mm)Φ10×Φ6Φ10×Φ7
Extreme Pressure (mbar)50
Motor Power (W)180
Power Supply220-240V, 50Hz
Size (W×D×H)(mm)310x225x168310x230x170310x230x170195x440x310
Shipping Size (W×D×H)(mm)420x350x300450x370x380420x350x300350x550x520
N.W./G.W. (kg)11/1516/2011/1530/38

Diaphragm Vacuum Pump Features:

VP-D20/VP-D20I/VP-D30/VP-D40 diaphragm vacuum pump provides negative pressure condition for processes of evaporation, distillation, crystallization, drying, sublimation, reduced pressure filtration etc. It can be used to extract a variety of highly toxic, flammable and explosive, strong acid, and alkali sample.


  1. A substitute for water circulating vacuum pump and rotary vane vacuum pump.

  2. No need of any working medium. No friction between working parts.

  3. Vacuum level can be adjusted according to experiment requirements.

  4. All parts that contacting gases are made of PTFE + FV rubber with chemical resistance.

  5. Motor is supplied by famous manufacturer.

  6. With reasonable design, transmission runs smoothly.

  7. Valve plate adopts imported materials.


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As a professional manufacturer, Scitek Global is certified by ISO 9001, ISO 13485, ISO 45001 and ISO 14001. Almost all our products are certified by ETL, CE and FDA .

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