
MultiAir 4-channel MicroAir IV
- 4 independent channel control
- Multi-lumen applications
- Programmable 0-10V switching
CE Compliant
Ultra-low air pressure regulators engineered for precise internal air support during plastic tubing extrusion. Our MicroAir systems deliver exceptional control down to below 1 inch of water, ensuring consistent tubing diameter and structural integrity across medical, automotive, and industrial applications. Available in single, dual, 3-channel, and 4-channel configurations with manual or automated control options.











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Our MicroAir regulators offer ranges from 0-3 inches of water up to 0-5 psi, with the ability to control pressures below 1 inch of water with exceptional precision.
Talk to our experts for custom solutions and tailored guidance.

Precision air control for catheter and medical tubing extrusion requiring exact dimensional tolerances and FDA-compliant processes.

Reliable pressure regulation for automotive fuel lines, brake lines, and fluid transfer tubing with consistent wall thickness.

Independent channel control for complex multi-lumen profiles used in medical devices and specialized industrial applications.

Stable air pressure control for consistent cross-sectional dimensions in extruded plastic profiles and specialty tubing shapes.
Talk to our experts for custom solutions and tailored guidance.
Industry-leading ultra-low air pressure regulators trusted by medical, automotive, and industrial tubing manufacturers worldwide since 1980.
Control pressures down to below 1 inch of water with hysteresis-free operation and response times under 0.1 seconds for critical applications.
USA-manufactured regulators with 3-year warranty, unlimited phone support, and proven longevity reduce downtime and total cost of ownership.
Connect with our experienced team to find the right MicroAir regulator for your tubing extrusion needs. We'll respond within 24 hours with technical recommendations.
For immediate assistance, feel free to give us a direct call at 978-562-5353. You can also send us a quick email at olc@onlinecontrols.com
For immediate assistance, feel free to give us a direct call at 978-562-5353. You can also send us a quick email at olc@onlinecontrols.com