Diaphragm Type Dry Vacuum Pumps (Chemical Type) DTC-41
Two-stage / with thermal protector


All contacted parts of the gas are made of PTFE and FPM.
Suitable for pumping out corrosive gas or organic solvent.
High vacuum down to 1000Pa.


Rotary evaporator.
Evaporating system.
Vacuum Concentrator.
Vacuum filtration.
Exhaust of gas-transfer tube.
Vacuum drying system.
Laser-gas circulation.
Medical/Pharmaceutical equipments.
Analysis/scientific equipment.

  Unit 50Hz 60Hz
Actual Pumping Speed L/min 40 46
Ultimate pressure Pa 1.0 × 103
Motor   Single phase, 100V, 100W, 4P, Capacitor run
Full load current A 2.2 2.3
Weight kg 10.3
Inlet, outlet pipe diameter mm O.D. dia.10 × I.D. dia.6 (G1/4)
Ambient temperature °C 0 – 40
Overall dimensions mm 155(W) × 336.5(L) × 217(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. Please don’t suck a causticity gas, an organic solvent, liquid and condensed gas (steam etc.).
Moreover, garbage, dust and etc. must not enter in the pump.
3. It is a pump only in the room.
Please do not set it up in the place, that rain and water splash, and outdoors.

Outline Drawing

Pumping Speed Curves
Optional Voltage
Voltage Applicable Volt CE Marked TUV Marked cTUVus Marked
Single phase, 100V Standard
Single phase, 200V
Single phase, 220V
Single phase, 230V (50Hz)

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Copyright (C) 2003 ULVAC KIKO, Inc. All Right Reserved. Ver.4.00 (December 2011)
· The dimensions and specifications of the products listed in this site are subject to change without prior notice for improvement of their performance.