Welch™ Standard Duty WOB-L™ Piston Vacuum Pump: Model 2561

For non-chemical applications

Manufacturer: Welch™ 2561C50

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Catalog No. 01-257-111

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    Horsepower 0.3hp
    Voltage 230V
    Hertz 50Hz
    Height (English) 10.5 in.
    Height (Metric) 26.7cm
    Width (English) 6.5 in.
    Length (English) 17.3 in.
    Length (Metric) 43.9cm
    Shipping Weight (English) 21.5 lb.
    Shipping Weight (Metric) 9.7kg
    Includes Convenient gauge read cut, pressure adjustment valve, protective separator jar, Euro (Schuko) plug
    Pressure 6.7mbar
    Certifications/Compliance CE
    Flow Rate 1.8L/min.
    For Use With (Equipment) Vacuum filtration, vacuum oven, vacuum chamber/roughing, desiccation, aspiration, automation, cell culture
    Electrical Requirements 230V 50Hz
    For Tube Size (English) 0.25 in.
    For Tube Size (Metric) 0.7cm
    Model 2561
    Type Vacuum Pump
    Weight (English) 16.5 lb.
    Weight (Metric) 7.5kg

    Wobbling piston wobbles providing air resistance on upward stroke expanding Teflon seal on piston and increases its efficiency for wobble action.

    • Oil free dry pump powered by WOB-L piston
    • Intake/Exhaust thread NPT: 1/4

    Model 2561

    • Free air displacement: CFM (L/min) at 60Hz: 2.1 (60); m2/hr at 50Hz: 3.0 (50)
    • Ultimate pressure: 5 torr (6.7mbar)
    • Maximum vacuum in Hg: 29.8
    • Motor: 0.3 hp (250w)

    • For pumping vapors of aqueous solutions including buffers but not for acidic, basic or organic vapors or gases
    • 50Hz units supplied with CE marking

    Vacuum filtration, Vacuum oven, Vacuum chamber/Roughing; Dessication; Aspiration; Automation; Cell culture; Glove box

  • Description & Specifications

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