Oil-free lobe blowers ZL (VSD)

High process uptime at low capital costs

Simple design, reliable operation
The simplicity and proven design of our lobe blowers make them the perfect match in harsh environments all over the world with limited need for supervision and provide just the right amount of air requested by your application.


Durable and reliable source of oil-free air
Operation in high-ambient temperature environment or at high-altitude is not an issue for ZL lobe blowers. The cooling system and integrated safety and start-up valve contribute to trouble-free operation during the lifetime of the blower.

User friendly operation – closely monitored
Integrated VSD controller with Elektronikon® Mk5 panel provides user-friendly operation and total observance of blower condition.

Easy installation
Safe time and money thanks to the easy and flexible installation of the ZL lobe blower. Thanks to the small footprint and the compact design., this machine can be quickly and easily integrated in your existing compressed air system.

ZL (VSD) lobe blowers: cost-effective and reliable solutions
The positive displacement principle of the ZL tri-lobe blower has proven itself already for many years within tons of low pressure applications, such as pneumatic transport, wastewater treatment, and in chemical applications as a very reliable and stable technology for round the clock operation in the harshest environments.

ZL is available in a variety of configurable models. The customer can choose between a purely mechanical unit using dial gauges for pressure reading or the high-end solution with integrated VSD inverter and Elektronikon® controller.

Technical specifications


Capacity FAD l/s 5 l/s – 2,767 l/s
Capacity FAD 20 m³/h – 10,000 m³/h
Working pressure 0.3 bar(e) – 1 bar(e)
Installed motor power 0.55 kW – 315 kW



Capacity FAD l/s 5 gal/min – 2,767 gal/min
Capacity FAD 11.78 cfm – 5,890 cfm
Working pressure 4.4 psig – 14.5 psig
Installed motor power 0.74 HP – 422.42 HP