Hangzhou Qiwei Instrument Co., Ltd. is one of the leading manufacturers and suppliers of laboratory oil-free vacuum pump in China. With a professional production team, we are able to meet the needs of the majority of our customers. Welcome to wholesale bulk laboratory oil-free vacuum pump in stock here from our factory. We also accept customized orders.
product key technologies

The oil-free vacuum pump has adjustable pressure, featuring a simple structure, convenient operation, high vacuum degree, long service life, and good durability. It is also a dual-purpose vacuum pump for vacuuming and compression. It has a wide range of applications; when combined with corresponding equipment, it can be used in oxygenators, nitrogen blowers, solid phase extraction instruments, thin-layer colorimetric spraying, solvent filters, atmospheric samplers, and to meet various other vacuum requirements. According to the needs of different operators, different materials and different filter pore diameters of filter membranes can be selected. This achieves the effect of removing impurities in solvents, purifying, and disinfection.
Technical Parameter
|
Model |
Vacuum Pressure (Kpa) |
Positive / Negative Pressure |
Flow Rate (L/min) |
Power (VA) |
Power Supply |
Size (mm) |
Weight (KG) |
|
XZ-1+ |
≤80 |
Negative Pressure |
10 |
80W |
AC220V/50HZ |
250×145×235 |
3.2 |
|
XZ-2+ |
Positive / Negative Pressure |
10 |
80W |
250×145×235 |
3.5 |
||
|
XZ-3+ |
Positive / Negative Pressure |
35 |
85W |
260×145×235 |
10.5 |
||
|
≤80 |
|||||||
|
XZ-4+ |
Positive / Negative Pressure |
40 |
140W |
300×250×280 |
12.5 |
||
|
≤80 |
|||||||
|
XZ-6+ |
Positive / Negative Pressure |
60 |
300W |
400×250×320 |
18.5 |
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