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Welch™ Direct-Drive High-Vacuum Pumps: Model 8907

Compact, portable, two-stage direct-drive pumps suitable for vacuum ovens, freeze dryers, concentrators, and chambers

Manufacturer: welch™  8907A

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Catalog No. 01-257-11

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Description & Specifications


Model 8907
Length (Metric) Exterior 46.9cm
For Tube Size (English) 0.56, 0.81 in.
Noise Level 50dBA
Type Direct-Drive High-Vacuum Pump
Width (English) Exterior 6.5 in.
Amperage 4.6A
Flow Rate 2.6 cfm
Includes Line cord, switch, plug and vacuum Oil, integral isolation valve
Certifications/Compliance CSA
Horsepower 0.5hp
Motor Speed 1725rpm
Width (English) 6.5 in.
Shipping Weight (Metric) 21kg
Length (Metric) 46.9cm
For Tube Size (Metric) 1.1, 2cm
Height (English) Exterior 9.62 in.
Weight (Metric) 18.1kg
Width (Metric) Exterior 16.5cm
Dimensions (L x W x H) Exterior 18.5 x 6.5 x 9.62 in. (46.9 x 16.5 x 24.3cm)
Length (English) Exterior 18.5 in.
Weight (English) 40 lb.
Capacity (English) 17 gal./min.
Electrical Requirements 115V 60Hz
Height (Metric) Exterior 24.3cm
Capacity (Metric) 64L/min.
For Use With (Equipment) Vacuum ovens, freeze dryers, concentrators and chambers
Dimensions (L x W x H) 18.5 x 6.5 x 9.62 in. (46.9 x 16.5 x 24.3cm)
Pressure 1 x 10-4 torr
Width (Metric) 16.5cm
Height (Metric) 24.3cm
Height (English) 9.62 in.
Shipping Weight (English) 46 lb.
Length (English) 18.5 in.
Voltage 115V
Hertz 60Hz