CE Compliant certified

CE Compliant

Multi-Lumen Tubing Air Pressure Regulator

Multi-lumen tubing air pressure regulators deliver independent, ultra-precise air pressure control for each lumen during plastic tubing extrusion. These systems offer manual, automated, and high-speed programmable control with response times under 0.1 seconds. Featuring hysteresis-free operation, stainless steel construction, and pressure ranges from 0-3 inches of water to 0-5 psi, they ensure consistent diameter control across medical, catheter, and automotive tubing production.

MultiAir 3-channel MicroAir IV
MultiAir 4-channel MicroAir IV
Dual Channel MicroAir IV
MultiAir 3-channel MicroAir II
MicroAir IV
Dual Channel MicroAir I
Dual Channel MicroAir II
MultiAir 3-channel MicroAir I
Single Channel MicroAir I
Single Channel MicroAir II
Single Channel MicroAir IV

Our Range of Products

MultiAir 3-channel MicroAir IV

MultiAir 3-channel MicroAir IV

  • 0-10V PLC control input
  • <0.1 second response time
  • 3 independent channels
MultiAir 4-channel MicroAir IV

MultiAir 4-channel MicroAir IV

  • 4 independent lumen control
  • High-speed programmable switch
  • Voice-coil linear motor
Dual Channel MicroAir IV

Dual Channel MicroAir IV

  • Dual channel design
  • Bump & taper capability
  • Instantaneous flow response
MultiAir 3-channel MicroAir II

MultiAir 3-channel MicroAir II

  • Contact closure input
  • Dual speed manual control
  • Hysteresis-free regulation
MicroAir IV

MicroAir IV

  • <0.1 sec high-speed response
  • ±0.2% accuracy
  • Voice-coil motor precision
Dual Channel MicroAir I

Dual Channel MicroAir I

  • 30-turn manual adjustment
  • Dual channel control
  • Stainless steel housing

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Frequently Asked Questions

What is the response time for multi-lumen air pressure regulators?

High-speed MicroAir IV models achieve response times under 0.1 seconds (typically 20 milliseconds), while standard MicroAir I and II models reach full scale in approximately 2 minutes.

Can each lumen be controlled at different pressure ranges?

What pressure ranges are available for multi-lumen tubing applications?

How are these regulators controlled during production?

What maintenance is required for multi-lumen air pressure regulators?

Are these regulators suitable for medical catheter tubing production?

Can I upgrade from manual to automated control later?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Medical Tubing Manufacturing

Medical Tubing Manufacturing

Precise multi-lumen control for catheter and medical tubing extrusion with ultra-low pressure regulation ensuring consistent wall thickness and lumen dimensions.

Automotive Tubing Production

Automotive Tubing Production

High-speed bump and taper tubing control for automotive applications with programmable switching and instantaneous response to diameter changes.

Catheter Manufacturing

Catheter Manufacturing

Independent lumen pressure control for complex catheter designs with response times under 0.1 seconds for bump and taper applications in medical devices.

Plastic Profile Extrusion

Plastic Profile Extrusion

Stable diameter control for plastic profile extrusion with hysteresis-free operation maintaining constant pressure across varying flow rates and production speeds.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Why Medical & Automotive Tubing Manufacturers Choose On Line Controls, Inc.

44+ Years of Engineering Excellence

Industry-leading expertise in ultra-low air pressure regulation since 1980. Our MicroAir systems deliver unmatched precision for medical catheter, automotive, and multi-lumen tubing extrusion with proven 10-20+ year lifespans.

Made in USA with Global Support

All products manufactured in Shrewsbury, Massachusetts with direct worldwide sales. Three-year warranty on parts and labor, unlimited phone support, and technical expertise available across 18 countries including USA, Germany, Japan, and China.

Precision Without Compromise

Achieve ±0.1% accuracy with hysteresis-free operation and response times under 0.1 seconds. Our systems maintain constant pressure from zero to maximum flow rates, require no calibration, and deliver stable control for demanding multi-lumen applications.

Get Expert Guidance on Multi-Lumen Air Pressure Solutions

Request a quote and our engineering team will respond within 24 hours with technical recommendations, pressure range options, and configuration guidance tailored to your tubing extrusion needs.

Contact Us Today

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