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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


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