Roots vacuum pumps

Pfeiffer Vacuum ACP series

The Pfeiffer Vacuum ACP series at a glance: 4 models from the field of Roots vacuum pumps – with technical data, variants and the option to send an enquiry.

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  • 4Models
  • 14–88m³/h pumping speed at 50 Hz
  • 0.03mbar lowest ultimate pressure
Operating principle: Roots vacuum pumps (schematic drawing)
Operating principle: Roots vacuum pumps

Product overview

Products of the Pfeiffer Vacuum ACP series

Each row leads to the model with its technical data and variants.

ACP 15Pumping speed 14 m³/h 50 HzUltimate pressure 0.05 mbarVariants 9
ACP 28Pumping speed 27 m³/h 50 HzUltimate pressure 0.04 mbarVariants 14
ACP 40Pumping speed 37 m³/h 50 HzUltimate pressure 0.04 mbarVariants 15
ACP 90Pumping speed 88 m³/h 50 HzUltimate pressure 0.03 mbarVariants 6

About the series

Technology and features

Operating principle

Multi-stage Roots vacuum pumps compress the gas through several Roots stages arranged in series directly against atmospheric pressure and need no backing pump to do so. The pump chamber is dry and contact-free; gears and bearings are separated from the gas chamber.

The technology page shows the operating principle with an interactive drawing: Roots vacuum pumps.

Features of the series

  • Powerful: constant pumping speed, low ultimate pressure
  • Dry: hydrocarbon-free, oil-free and contact-free operation
  • Reliable: no wearing parts in the pump chamber, long service life

Manufacturer's data as given in the product descriptions of the individual models.

Frequently asked questions

Questions about the Pfeiffer Vacuum ACP series

Which models does the Pfeiffer Vacuum ACP series comprise?
The Ehrler & Beck catalogue lists 4 models of the series. The product overview names each model with its key figures and the number of its variants; the model page shows the technical data.
Which pumping speeds does the series cover?
At 50 Hz the models cover pumping speeds from 14 to 88 m³/h. The figure comes from the product data of the individual models; values for 60 Hz, where available, are given in the product overview.
What ultimate pressure do the models of the series reach?
Depending on the model, the ultimate pressure lies between 0.03 and 0.05 mbar. The figures on the page of the respective model are decisive.
How does the technology of the series work?
The series belongs to the field of Roots vacuum pumps. The technology page explains the operating principle with an interactive drawing and names all series of this technology.
Does Ehrler & Beck supply spare parts and service for the Pfeiffer Vacuum ACP series?
Yes. Ehrler & Beck supplies the models of the series as well as spare parts and accessories and takes care of maintenance and repair. For a quotation, an enquiry with the model or part number is all it takes.

Which model fits your process?

Tell us the gas to be conveyed, the working pressure and the flow rate you need – we will advise you on selection, spare parts and service.

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