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Agilent VHS-4 - NEW

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Agilent VHS-4 - NEW
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Agilent VHS-4 - NEW

Agilent Varian VHS-4 Diffusion High Vacuum Pump - NEW

  • Highest pumping speed available
  • Fluid-level sight glass provides a quick indication of pump fluid status at all times
  • Fill and drain assembly for pump oil
  • Fractionating jet purifies pumping fluid
  • High tolerable forepressure
  • Full thermal protection
  • Stainless steel pump body and jet
  • Finned boiler increases surface area, prolonging fluid life

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

Agilent Varian VHS-4

Specifications VHS-4
0183
VHS-6
0184
VHS-10
0185
Speed (l/s)
    Air 1,200 2,400 5,300
    Hydrogen 1,600 3,200 7,000
    Helium 1,500 3,000 6,600
Normal operating range 2 x 10E-3 to
5 x 10E-9
1 x 10E-3 to 5 x 10E-9
Untrapped, Torr 2.6 x 10E-3 to
6.5 x 10E-9
1.3 x 10E-3 to 6.5 x 10E-9
Max. fore pressure, Torr
    No load 0.65
    Full load 0.55
Max. throughput, @ 1 x 10-2 Torr 2.5 3.5 7.7 @ 4,400 W
8.1 @ 5,100 W
Min. recommended backing pump for max. throughput (cfm) 10 17 30
Backstreaming rate @ inlet flange (mg/cm2/min) 5 x 10-4
Warmup time (min) 10 15
Cooldown time (min) w/ quick cool coil where applicable 10 25
Fluid charge 300 cm3 500 cm3 1,000 cm3
Electrical requirements 1-phase 3-phase
50/60 Hz
120/240 V 240/480 V
Power (Watts) 1,450 2,200 4,400/5,100
Cooling water gpm @ 60-80°F (15-26°C) 0.15 0.25 0.40

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Agilent Varian VHS-4 Diffusion High Vacuum Pump - NEW

86460301 / 86460-301  ASA w/ standard cold cap 120V
86460311 / 86460-311  ASA w/ extended cold cap 120V
86460306 / 86460-306  ASA w/ standard cold cap 208V
86460316 / 86460-316  ASA w/ extended cold cap 208V
86460302 / 86460-302  ASA w/ standard cold cap 240V
86460312 / 86460-312  ASA w/ extended cold cap 240V
L6256301 / L6256-301  ISO w/ standard cold cap 120V
L6256311 / L6256-311  ISO w/ extended cold cap 120V
L6256306 / L6256-306  ISO w/ standard cold cap 208V
L6256316 / L6256-316  ISO w/ extended cold cap 208V
L6256302 / L6256-302  ISO w/ standard cold cap 240V
L6256312 / L6256-312  ISO w/ extended cold cap 240V