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Oil-free rotary screw blower ZS (VSD+)

ZS VSD+ screw blowers reduce energy costs up to 30% compared to conventional lobe blowers. They are Class 0-certified, have an easy set-up, low noise levels and provide 24/7 reliability.


Avoid oil contamination

Avoid the risk of contamination or production downtime with our ISO 8573-1 Class 0 certified positive displacement screw blowers.

Easy installation

Minimize your installation time and costs with our complete ZS package design.

Bring down your energy bill significantly

Rotary screw technology has now established itself as the energy efficient alternative to lobe type air blowers. Our ZS packages reduce your energy costs by an average of 30%. No matter which low pressure application (such as Waste Water Treatment, pneumatic conveying, desulphurisation), our ISO 8573-1 Class 0 certified positive displacement screw blowers protect all your critical processes and products. Variable speed drive technology helps you save even more money by adjusting the air pressure flow and motor speed to your specific needs.


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Energy-efficient low pressure technology


This is the average energy saving you get when using ZS oil-free screw blowers compared to lobe technology.

Discover the air flow optimization comparison in the below animation.