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Standard Duty Dry Vacuum Pump
WOB-L® Dry Vacuum Pumps, Standard-Duty, Welch®
Catalog #: 80077-612
Supplier:  Welch Vacuum
Product available on GSA Advantage®
Standard Duty Dry Vacuum Pump
WOB-L® Dry Vacuum Pumps, Standard-Duty, Welch®
Catalog #: 80077-612
Supplier:  Welch Vacuum
Product available on GSA Advantage®

Specifications

  • Description:
    WOB-L standard-duty With US plug lead
  • Height:
    22.9 cm (9")
  • Cat. no.:
    80077-612
  • Electrical:
    115 V, 50/60 Hz
  • Shipping Weight:
    8.4 kg (18.5 lbs.)
  • Free Air Displacement:
    45 L/min (1.6 cfm)
  • Tubing Needed, I.D.:
    7 mm (¼")
  • HP:
    ¼
  • Ultimate Vacuum:
    701 mm Hg (27.6" Hg)
  • Maximum Pressure:
    80 mbar (60 torr)
  • Length:
    25.4 cm (10")
  • Width:
    19.1 cm (7½")
  • Supplier No.:
    2546B-01

Specifications

About this item

These oil-free pumps are ideal for basic lab operations.

  • Discharge air noise is muffled with a silencer
  • Not recommended for pumping acid, base, or organic vapors

Standard-duty pumps are protected from moisture and corrosion and use a WOB-L piston pumping mechanism. A liquid trap attached to each pump traps water if it is accidentally drawn into the line.

The 115 V, 60 Hz maintained on/off foot switch (14233-684, sold separately) allows hands-free operation of pumps. Made of durable black painted steel, the switch features a nonskid base and foot treadle pads to ensure secure footing during repeated operations. Comes with a 2.4 m (8') cord.

They are suited for applications requiring a rough vacuum of 648 to 752 mm Hg (251/2 to 2919/32" Hg) and free air displacement of up to 201 l/min. (7.1 cfm).

Ordering information: Chemical-duty models are also available, Contact your Avantor representative for more information.
Delivery: Vacuum gauge included.
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