Proven technology, proven designs –
quality products you can trust.

Dolphin Liquid Ring Vacuum Pumps and Compressors

Ultimate pressure: 25 - 100 Torr
Pressure: 30 psig
Pumping Speed 60 Hz: 18 - 6415 ACFM

Dolphin liquid ring vacuum pumps are available as one-stage or two-stage vacuum pumps in both a close coupled and a base plate version. The proven compression principle allows them to be used in all sectors of industry. Critical applications such as evacuating saturated gases and vapours are easily carried out using Dolphin liquid ring vacuum pumps.

Application-oriented
Dolphin liquid ring vacuum pumps are designed for continuous operation. The number of different designs, accessories and material options allow these vacuum pumps to be optimized for any process.

Reliable 
Dolphin vacuum pumps have a robust design and are constructed using application-oriented materials. The modular design of the base plate version allows various assemblies to suit many different processes.


Dolphin – robust and compact. Ideal for difficult applications.

Would you like to know more?
Contact us directly (Busch United States):
+1 757 463 7800 Get in contact

Dolphin LA

Single-Stage Liquid Ring Vacuum Pumps

Dolphin LB

Two-Stage Liquid Ring Vacuum Pumps

Dolphin LM / LT

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Reliable Vacuum for a Variety of Industrial Processes Reliable Vacuum for a Variety of Industrial Processes

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Dolphin LX

Compact Liquid Ring Vacuum Pumps

Dolphin LG / LR

Liquid Ring Vacuum Pumps

Dolphin VL

The Complete Solution

Dolphin ATEX

For Safe Operation in Explosion Hazard Areas

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