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Welch™ Gemini™ Dry Vacuum Pump: Model 2050

Economica, go-anywherel pumps with advanced chemical resistance

Manufacturer: welch™  2050B01

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Not recommended for use with strong acids or bases. For organic fume applications, check for chemical compatibility with Viton™. Not recommended for rotary evaporator, concentrator or vacuum oven applications.

Products in this grouping may have voltages other than the standard US 110/115V. Please review and confirm your selection before completing your order. Some of these products may not be returned.

Catalog No. 12-584-52

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Description & Specifications


Model 2050
Includes AC/DC adapter
Weight (English) 5.3 lb.
For Tube Size (English) 0.39 in.
Flow Rate 8.5L/min.
Width (English) 4.5 in.
Shipping Weight (Metric) 3.2kg
Horsepower 0.005hp
Plug Type North American
Hertz 60Hz
Height (English) 7.5 in.
For Tube Size (Metric) 1cm
Electrical Requirements 115V 60Hz
Weight (Metric) 2.3kg
Pressure 253mbar
Height (Metric) 19.1cm
Length (English) 7.6 in.
Length (Metric) 19.4cm
Voltage 115V
Shipping Weight (English) 7 lb.