Kaeser Compressors, Inc.
With a heritage that extends back to 1919, Kaeser Compressors is an industry leader in industrial compressed air equipment, including rotary lobe blower packages, rotary screw compressors, vacuum pumps, portable diesel screw compressors, air treatment components and other system accessories. Wastewater treatment plants across the country rely on us for air system solutions that are engineered for long life and continuous energy savings. Our products represent continuing advances in innovation, technology and performance. Kaeser’s built for a lifetime quality coupled with our commitment to energy efficiency provide our customers with the lowest life-cycle costs possible.


P.O. Box 946
Fredericksburg, VA 22404
United States
Phone: 866.516.6888
Fax: 540.898.5520

Products + Services

The Air Systems Solutions for Wastewater Treatment Plants brochure includes a description of Omega blower packages and controls suited for the wastewater treatment market. There is a complete scope of supply, simplified installation and reduced maintenance costs for trouble-free performance. more
  • The Air Systems Solutions for Wastewater Treatment Plants brochure includes a description of Omega blower packages and controls suited for the wastewater treatment market. There is a complete scope of supply, simplified installation and reduced maintenance costs for trouble-free performance. more
  • These rotary screw blower systems combine the energy efficiency of the Sigma Profile rotary screw airend with the convenience of a complete blower package designed specifically for demanding WWTP applications. They are up to 35% more efficient than conventional blower designs and also are significantly more efficient than comparable rotary screw blower packages. more
  • The Com-paK is designed to minimize space requirements and reduce installation costs. All routine maintenance points are accessible from the front, while all utility connections are located in the back. All pipe connections and cooling air apertures are located at the rear of the unit, which makes side-by-side installation possible. The fully enclosed design and proprietary Omega tri-lobe blower... more
  • These rotary screw and rotary lobe blower packages come complete with a premium efficiency TEFC motor, silencers, starters/drive, an insulated enclosure and a full complement of sensors. The Sigma Control 2 onboard controller features expansive monitoring capabilities and easily integrates with centralized control systems. STC (wye-delta start) or SFC (variable speed drive) versions are available. more
  • The requirements wastewater treatment plant designers and operators consider when evaluating and selecting blowers and compressed air equipment are important. In addition to effective performance and high-quality equipment, Kaeser offers comprehensive design and installation support, a 24-hour emergency parts delivery guarantee, maintenance and repair, and other system services. more
  • Proper system control is key to energy efficiency. Download Kaeser's white paper Energy Efficient System Design for Wastewater Treatment Plants: A System Splitting Approach to see how using an adaptive master controller with a system splitting solution can unlock an average energy savings of up to 30%. The white paper demonstrates how to calculate specific power for individual units as well as... more
  • Kaeser’s Sigma Air Manager (SAM) 3D combines industrial PC and Internet technology to improve operations with more stable pressure and lower energy costs. It automatically adjusts air flow to maintain desired dissolved oxygen levels and minimizes energy consumption. The controller alternates base and peak load blowers to balance service hours and improve reliability. SAM 3D is compatible with... more


Kaeser Compressors: The Benefits of Package and System Integration
Kaeser Compressors at WEFTEC.14
Kaeser Compressors: The Kaeser Experience
The Kaeser Experience
Rotary Screw Blower Packages
Explore a New Screw Blower
Energy-Efficient System Design for Wastewater Treatment Plants: System-Splitting
Kaeser Compressors: Using Blowers and Master Controllers in Wastewater Treatment Facilities

Energy-Efficient System Design for Wastewater Treatment Plants: A System-Splitting Approach

Energy is the single highest operating cost in a wastewater treatment plant, with energy to operate blowers for aeration being the single highest energy consumer. With... more

Kaeser Breaks Ground on Building Expansion

Kaeser Compressors has broken ground on a new building expansion to their headquarters in Fredericksburg, Va. Representatives from building contractor Emerald... more

Kaeser Expands International Headquarters in Germany

Kaeser Kompressoren SE, the international headquarters of Kaeser Compressors Inc., has broken ground on a major expansion at its main location in Coburg, Germany. The... more

Kaeser Launches Line of Rotary Screw Blower Packages

Kaeser Compressors Inc. has brought the energy-efficiency savings of its world-renowned Sigma Profile to the low-pressure world with the launch of its new line of rotary... more

Kaeser Redesigns Belt Drive Rotary Screw Compressors

Kaeser Compressors Inc. announced that the new AS series of rotary screw compressors is now available. These units deliver reliability, simple maintenance and... more

Kaeser Releases Variable Speed Drive Screw Compressors

The new SFC 30S and SFC 30 variable speed drive rotary screw compressors from Kaeser Compressors are now available. The SFC 30S has a flow range of 37 to 171 cu ft per... more

Product Categories

Blowers, Air; Aftercoolers, Compressed Air; Compressors, Air; Pumps, Rotary; Pumps, Vacuum


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