Used Dental Vacuum Pumps | Air Techniques STS-3 Dry Vac

The STS 3 (Super Turbine Suction) is a dry vacuum pump that produces high-volume air flow for multiple operatories. The CAS (Cyclonic Action Separator) tank will ensure that no liquids or foams enter the vacuum pump.


  • The CAS™ (Cyclonic Action Separator) tank
  • Relief valve
  • Dry vacuum pump
  • Multiple users online
  • Permanent split capacitor motor


  • Highly reliable
  • Tank are easily installed and maintained
  • Easily accessible relief valve


  1. To prevent fire or electrical shock, do not expose this appliance to rain in or moisture.
  2. Un-insulated voltage within the unit may be of sufficient magnitude to cause electric shock.
  3. Cleaning agents that contain bleach or foam should not to be used in this system. These cleaners will leech mercury from amalgam and pollute our environment. Please use non- foaming, non-leaching, and biodegradable Clean Stream for proper cleaning.
  4. Solids collector may contain biologically hazardous material. Wear protective gloves.Dispose of waste in approved bio-hazard container.

Technical Specifications:

  • Dimensions (Inch): 23.5 W x 19.5 D x 17 H
  • Weight: 119 lbs
  • Voltage (Minimum/Maximum): 200/250
  • Full Load: 13 Amps
  • Starting Load: 65 Amps
  • Frequency: 60 Hz
  • Maximum Vacuum: 14 InHg
  • Preset Vacuum Level: 10 InHg
  • Tank Material: 304 Stainless Steel
  • Operating Temperature: 40 to 104°F (10 to 40°C)
  • Storage Temperature: 0 to 150°F (-18 to 66°C)
  • Relative Humidity: 90% (no condensation)
  • Maximum Exhaust Air Flow: 27 SCFM
  • Exhaust Fan Requirements: 500 CFM Minimum
  • Horsepower (each pump): 1.75kW or 2.3 HPCurrent: 20A