Welch™ DuoSeal™ High-Vacuum Pumps

Rugged, durable pumps are ideal for demanding applications such as Schlenk drying lines, freeze drying, vacuum distillations, concentrating and degassing

Manufacturer: Welch™ 1399B01

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Catalog No. 01-103

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    Specifications

    Horsepower 0.3hp
    Voltage 115V
    Hertz 60Hz
    Height (English) 10 in.
    Height (Metric) 25.4cm
    Width (English) 9 in.
    Length (English) 17 in.
    Length (Metric) 43.2cm
    Shipping Weight (English) 61 lb.
    Shipping Weight (Metric) 28kg
    Amperage 5.9A
    Includes V-belts, pulleys, belt guard, Oil supply, 3-wire cord, N. American 115V plug, inline switch and instructions
    Motor Speed 750rpm
    Pressure 1.5 x 10-2 torr
    Flow Rate 1.2 cfm (34L/min.)
    Electrical Requirements 115V 60Hz
    Capacity (Metric) 0.5 qt.
    For Use With (Application) Schlenk drying lines, freeze drying, vacuum distillations, concentrating and degassing
    Model 1399
    Type High Vacuum Pump, One-Stage
    Weight (English) 61 lb.
    Weight (Metric) 28kg
    Vacuum Level 2Pa (1.5 × 10-2 torr)
    Width (English) Exterior 9 in.
    Height (English) Exterior 10 in.
    Length (English) Exterior 17 in.

    The ruggedness is a result of reduced frictional wear (less than 580rpm vs. typical 1750rpm direct-drive pumps) and high contamination tolerance (contaminants diluted due to large oil capacity).

    • Dual-voltage models come wired for lowest voltage listed in specifications chart; may be converted to higher voltage listed by rewiring
    • Wiring diagram supplied with each model
    • All models are single phase

  • Description & Specifications
  • Accessories

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