Diaphragm Type Dry Vacuum Pump

DA / DAP / DAT Series 2st Stage Type



Two-stage / DC motor equipped / with interlock protection / with overcurrent protection


  • A standard type of dry vacuum pump with abundant results and low price.
  • Dry vacuum pump using no oil in the gas contact area.
  • Rich lineup available to suit your application.
  • The two-stage exhaust system has lower pressure (good vacuum) than the one-stage exhaust system.
  • Safety design with built-in automatic reset type thermal protector.
  • Operation is possible from atmospheric pressure.
  • Simple structure and easy maintenance.


  • Vacuum chucks, wafer and tip handling devices.
  • Vacuum tweezers, medical appliances.
  • Printing equipment.
  • Automatic packing machines.
  • Optical appliances.
  • Sterilizer.


Actual Pumping Speed
L/min 9
Ultimate pressure
Pa (kPa) 6.65×103 (-94.7)
  DC Brushless motor, 14W, 4P, 24V
Full load current
A 1.3
kg 1.75
Inlet, outlet pipe diameter※2
mm Rc 1/8
Ambient temperature
Overall dimensions
mm 83.5(W)×165(L)×123.8(H)


1. The pump is stopped when the lord is operated, and the pump can’t be operated just after that.
In this case, please return the atmospheric pressure the inside of the pump.

2. The pump will not often operate normally if it is used with corrosive gases, organic solvents, liquids, or condensed gases (eg steam).

3. The positions and dimensions of the M4 screws in the "DAP-9D-DC24" are varied within the range of tolerances depending on the combination of base component parts.

4 It is a pump only in the room.
Please do not set it up in the place, that rain and water splash, and outdoors.

Dimension drawing


> CAD data download(DXF)

Pumping Speed Curves


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