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Description: 1/2hp motor operates at 525 rpm to run cooler and reach lower ultimate pressure with less backstreaming. Elliptical bore design produces a high free air displacement, 160L/minute. Tubing: 20.6mm ID. Oil capacity: 2.1L. 115/230V, 60Hz.
Catalog Number: 54976-029
Supplier: Welch Vacuum

Product available on GSA Advantage®


Description: 1hp motor operates at 400 rpm to run cooler and reach lower ultimate pressure with less backstreaming. Elliptical bore design produces a high free air displacement, 500L/minute. Tubing: 41mm ID. Oil capacity: 1.18L. 115/230V, 60Hz.
Catalog Number: 54993-345
Supplier: Welch Vacuum

Product available on GSA Advantage®


Catalog Number: 15431-758
Supplier: Desco


Description: 1/3hp explosion-proof motor operates at 580 rpm to run cooler and reach lower ultimate pressure with less backstreaming. Elliptical bore design produces a high free air displacement, 25L/minute. Tubing: 11.1mm ID. Oil capacity: 0.59L. 115V, 60Hz.
Catalog Number: 54973-213
Supplier: Welch Vacuum

Product available on GSA Advantage®


Description: Unmounted pump without the motor, base, or belt guard. Elliptical bore design produces a high free air displacement, 160L/minute. Tubing: 20.6mm ID. Oil capacity: 2.1L.
Catalog Number: 54976-110
Supplier: Welch Vacuum


Description: 1/3hp motor operates at 580 rpm to run cooler and reach lower ultimate pressure with less backstreaming. Elliptical bore design produces a high free air displacement, 25L/minute. Tubing: 11.1mm ID. Oil capacity: 0.59L. 230V, 60Hz.
Catalog Number: 54973-087
Supplier: Welch Vacuum


Description: 1hp motor operates at 400 rpm to run cooler and reach lower ultimate pressure with less backstreaming. Elliptical bore design produces a high free air displacement, 500L/minute. Tubing: 41mm ID. Oil capacity: 1.18L. 230/460V, 60Hz.
Catalog Number: 54993-360
Supplier: Welch Vacuum


Catalog Number: MSPP-EW7920035
Supplier: Cole Parmer

Irregular Voltage


Catalog Number: MSPP-EV9110220
Supplier: ACROSS INTERNATIONAL MS


Catalog Number: 101104-748
Supplier: Advantec MFS


Catalog Number: 101104-746
Supplier: Advantec MFS


Catalog Number: 470348-976
Supplier: Fischer Technical


Catalog Number: 470348-962
Supplier: Fischer Technical


Catalog Number: 470348-972
Supplier: Fischer Technical


Catalog Number: 470348-950
Supplier: Fischer Technical


Catalog Number: 470348-952
Supplier: Fischer Technical


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