
Single Channel MicroAir II
- Contact closure input from OD gauge/controllers
- Hysteresis-free, viscostatic-damped operation
- Better than 0.1" water resolution w/ display
CE Compliant
Made in the USA
On Line Controls, Inc. supplies precision ultra-low air pressure regulators engineered for medical device and plastic tubing manufacturers. The MicroAir product line offers single, dual, three, and four-channel configurations with manual or PLC-compatible 0-10V control, hysteresis-free operation, and response times under 0.1 second for catheter, multi-lumen, and bump-taper tubing applications.










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MicroAir regulators are available in multiple ultra-low pressure ranges starting from 0-2 inches of water up to 0-5 psi. Specific ranges include 0-3", 0-5", 0-10", 0-15", and 0-30" of water, and 0-3 and 0-5 psi, depending on the model selected. Range change services are also available for existing units.
Talk to our experts for custom solutions and tailored guidance.

Precise ultra-low air pressure control for catheter and multi-lumen tubing extrusion in medical device production lines.

Stable air pressure regulation for bump and taper tubing extrusion used in automotive fluid and air system components.

Hysteresis-free air regulation maintains consistent wall thickness and outside diameter in plastic profile extrusion applications.

Integrated air pressure control modules for OEM extrusion equipment builders requiring reliable, PLC-compatible pressure regulation.
Talk to our experts for custom solutions and tailored guidance.
Founded in 1980, OLC is the recognized industry leader in ultra-low air pressure regulators, trusted by medical and automotive tubing manufacturers across 18 countries.
Precision voice-coil linear motors with viscostatic damping deliver stable, accurate pressure regulation down to below 1 inch of water with no calibration required.
Every MicroAir unit ships with a three-year warranty on parts and labor plus unlimited phone support, ensuring your extrusion line stays running without downtime.
Submit your application details and our team will respond with product recommendations, pricing, and technical guidance tailored to your tubing process.
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.