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Welch™ Gem™ Vacuum Pumps and Systems

Designed for rotary evaporations with high boiling point solvents

Manufacturer: welch™  8890A70

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Catalog No. 01-129-1

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Description & Specifications


Includes Tubing, gauge, Model 1421 vacuum regulator, 1416B exhaust mist eliminator, plus the GEM pump to connect to a rotary evaporator
Pressure 0.1 torr
Certifications/Compliance CSA
Flow Rate 31L/min.
For Tube Size (English) 0.39 in.
Weight (English) 24.5 lb.
Height (English) 8.4 in.
Height (Metric) 21.3cm
Width (English) 5.1 in.
Length (English) 14.5 in.
Length (Metric) 36.8cm
Shipping Weight (English) 26 lb.
Shipping Weight (Metric) 11.8kg
Motor Speed 3450rpm
Horsepower 0.25hp
Voltage 115V
Hertz 60Hz
Electrical Requirements 115V 60Hz
For Tube Size (Metric) 1cm
For Use With (Equipment) Rotary evaporator
Noise Level 50dBA
Weight (Metric) 11.1kg