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Agilent Varian M4 - REBUILT

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Manufacturer Part Number: F8265301
Agilent Varian M4 - REBUILT
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Agilent Varian M4 - REBUILT

Agilent Varian M4 Diffusion High Vacuum Pump - REBUILT

  • High pumping speed and through put in a compact design
  • Fractionating jet purifies fluid
  • High tolerable fore pressure
  • Stainless steel body with 3 stage aluminum jet
  • Full thermal protection
  • Finned boiler increases surface area prolonging fluid life
  • Rotatable inlet flange
  • Corrosion resistant copper/nickel alloy water lines
  • Foreline baffle prevents fluid loss to backing system

Questions? Please call our toll free number at 866-332-0500 or send an email to our sales team!

Model M2
0189
M4
0187
M6
0188
Speed (l/s)
Air 175 800 1,500
Hydrogen 210 1,000 1,800
Helium
Operating range untrapped, Torr 2 x 10-3 to
< 5 x 10-8
1 x 10-3 to
< 5 x 10-9
Max. fore pressure, Torr
No load 0.55 0.65 0.70
Full load 0.40 0.45 0.60
Max. throughput
@ 1 x 10-2 Torr-l/s 0.65 1.5 2.4
Min. recommended backing pump for max. throughput
cfm 5 10 11
Backstreaming rate at inlet flange
(mg/cm2/min) 1 x 10-3 1 x 10-4
Warmup time (min) 10 12
Cooldown time (min) w/ quick cool coil where applicable 30 20
Fluid charge 100 cm3 250 cm3 400 cm3
Electrical requirements 1-phase
50/60 Hz
120/240 V
Power (watts) 450 1,190 1,785
Cooling water gpm @ 60 - 80°F (15 - 26) 0.1 0.15 0.2

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Need modifications to this item? PTB Sales' expert team of engineers can configure products to your specific needs. Please follow the above link, and fill out the quote form.

Agilent Varian M4 Diffusion High Vacuum Pump - REBUILT

F8265301 / F8265-301  ASA w/ standard cold cap 120V
F8265306 / F8265-306  ASA w/ standard cold cap 208V
F8265302 / F8265-302  ASA w/ standard cold cap 240V