Please select your country or region to be
directed to the appropriate Lesker site.


Unit Price:
KJLC will contact you
STP603 /
STP603C Series Manual
For a download of the product manual, click here.
Pumps FAQ
Click here for answers to some of the most common questions we are asked.
Contact Us
Contact Us
Questions? Let's Talk!
Contact your dedicated Lesker sales team today.
+1 800 245 1656


Manufacturer Edwards Vacuum
Model STP603 /
Pumping Speeds
N2: 650 L/s
H2: 550 L/s
Ultimate Pressure
ISO-F Flange
6.65 x 10-8 hPA
6.65 x 10-8 mbar
6.67 x 10-6 Pa
5.00 x 10-8 Torr
Max Foreline Pressure 1.33 x 10-1 hPA
1.33 x 10-1 mbar
13.3 Pa
1.00 x 10-1 Torr
Cooling Method(s) Method
Forced Air
Foreline Flange KF40
Inlet Flange ISO160-F
Compression Ratio(s) N2: 100000000
H2: 100000
Weight Lbs 68.2
Weight kg 31.0
Lubrication Type Dry
Vacuum Range High Vacuum (10-4 - 10-8 Torr)
Technology Type Turbomolecular
Contact Us - B72102020 -