Product Group:
7901-PP-01
7901-PP-01 71621

Rotary Vane Vacuum Pumps

  • Reliable dry pumps for inert gas pumping applications in labs and cleanrooms
  • Peak pumping speed: 22 CFM (37.38 m^3/hr)
  • Universal single-phase power featuring multi-stage Roots-type pumping concept
  • Frictionless, oil-free design features non-wearing parts resulting in no particulate contamination
  • Rotation and pumping speeds remain constant regardless of voltage and frequency
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Stocked Ships Free
Manufactured By: Welch Vacuum
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 Oil-less

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 Price Usually Ships in Stocked
115 V No 0.006 mbar 363 L/min $4,332 5-7 Days Stocked
115 V No 0.006 mbar 519 L/min $5,802 5-7 Days Stocked
115 V No 0.07 mbar 78 L/min $3,174 5-7 Days Stocked
115 V No 0.07 mbar 118 L/min $3,480 5-7 Days Stocked
120 V No 0.002 mbar 193 L/min $4,211 20-26 Days
240 V No 0.006 mbar 305 L/min $4,332 5-7 Days Stocked
240 V No 0.07 mbar 158 L/min $3,777 5-7 Days Stocked
132 V No 0.0001 mbar 107 L/min $3,250 20-30 Days
135 V No 0.01 mbar 150/175 L/min $2,908 1-3 Days Stocked
132 V No 0.01 mbar 233/275 L/min $4,027 20-26 Days
132 V No 0.01 mbar 300/367 L/min $4,773 20-26 Days
460 V No 0.003 mbar 533/600 L/min $6,446 20-26 Days
460 V No 0.004 mbar 1917/2250 L/min $18,913 20-26 Days

Summary

  • Reliable dry pumps for inert gas pumping applications in labs and cleanrooms
  • Peak pumping speed: 22 CFM (37.38 m^3/hr)
  • Universal single-phase power featuring multi-stage Roots-type pumping concept
  • Frictionless, oil-free design features non-wearing parts resulting in no particulate contamination
  • Rotation and pumping speeds remain constant regardless of voltage and frequency
  • Digital timer tracks operational hours for scheduled maintenance
  • Easily integrate into any application
  • Designed for non-corrosive applications with analytical instruments, R&D and industrial
  • No hydrocarbon back-streaming due to lubricant-free pumping module
  • Complete overhauls due only every 20,000 hours, keeping maintenance costs low
  • Remote control works through the Sub-D connector
  • Air cooled; no water required

Features & Benefits

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Global Customer Base

At Terra, we are committed to providing top-tier equipment to customers throughout the world. Over the past 5 years, clients in over 100 countries have purchased equipment from Terra.

Top-Tier Clients

Terra’s key customers include some of the largest research labs, production facilities and universities in the world
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