
MultiAir 4-channel MicroAir IV
- 4-channel independent lumen control
- High-speed switching <0.1 second
- 0-10V PLC input control
CE Compliant
Catheter Tubing Extrusion Pressure Control Systems provide ultra-low air pressure regulation for medical tubing manufacturing. Our MicroAir controllers offer precision pressure control from below 1 inch of water to 5 psi, ensuring consistent catheter tube dimensions. Available in single, dual, 3-channel, and 4-channel configurations with manual, contact closure, or 0-10V control options for multi-lumen catheter production.











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Catheter extrusion is the continuous manufacturing process of forming medical-grade tubing through a heated die while using precision internal air pressure to control the tube's diameter and wall thickness.
Talk to our experts for custom solutions and tailored guidance.

Precision catheter and medical tubing extrusion requiring ultra-low pressure control for consistent dimensions and biocompatibility.

High-volume automotive tubing manufacturing with reliable pressure regulation for fuel lines, brake lines, and fluid transfer systems.

Complex profile and multi-lumen plastic tubing extrusion requiring independent channel control for each lumen and precise diameter regulation.

Specialized micro-tube and small diameter catheter production demanding ultra-precise pressure control below 1 inch of water for consistent quality.
Talk to our experts for custom solutions and tailored guidance.
Achieve accuracy to +/- 0.1% of full scale with ultra-low pressure regulation below 1 inch of water for consistent catheter dimensions and quality.
Our MicroAir systems deliver 10-20+ years of stable, hysteresis-free operation with minimal maintenance, backed by our 3-year warranty and unlimited support.
Single to 4-channel configurations provide independent pressure control for each lumen, with high-speed switching under 0.1 seconds for bump and taper applications.
Our extrusion specialists will respond within 24 hours with technical guidance and pricing tailored to your catheter manufacturing requirements.
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