CE Compliant certified

CE Compliant

1/4 NPT Air Pressure Regulator and Water Separator

Ultra-low air pressure regulators engineered for plastic tubing extrusion with 1/4 NPT connections and integrated water separation. These precision control systems regulate internal air pressure during free extrusion of medical, catheter, and automotive tubing with hysteresis-free operation and response times under 0.1 seconds.

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

Our Range of Products

MultiAir 4-channel MicroAir IV

MultiAir 4-channel MicroAir IV

  • High-speed programmable switching
  • Separate control for each lumen
  • Precision voice-coil motor
MultiAir 3-channel MicroAir IV

MultiAir 3-channel MicroAir IV

  • Multi-channel control
  • High-speed switching
  • Precision voice-coil motor
Dual Channel MicroAir IV

Dual Channel MicroAir IV

  • 0-10V PLC input control
  • Dual channel design
  • Instantaneous response
Single Channel MicroAir IV

Single Channel MicroAir IV

  • Three operational modes
  • Voice-coil linear motor
  • Instant flow rate response
MultiAir 3-channel MicroAir II

MultiAir 3-channel MicroAir II

  • Contact closure inputs
  • Three separate channels
  • Dual speed manual control
Single Channel MicroAir I

Single Channel MicroAir I

  • 30-turn precision adjustment
  • Sub-inch water pressure control
  • 10-20 year lifespan

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Frequently Asked Questions

What pressure ranges are available for these NPT air regulators?

Ranges from 0-3 inches of water up to 0-5 psi, with ultra-low precision control capabilities.

How fast do these air pressure regulators respond?

What type of air connections do these regulators use?

Can these regulators control multiple tubing lumens simultaneously?

What warranty coverage is provided with these air regulators?

Are these regulators suitable for medical tubing production?

Do these units require regular calibration or maintenance?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Medical Device Manufacturing

Medical Device Manufacturing

Precision air control for catheter and medical tubing extrusion with ultra-low pressure regulation

Automotive Tubing Production

Automotive Tubing Production

High-speed air pressure control for automotive tubing and profile extrusion applications

Plastic Extrusion Manufacturing

Plastic Extrusion Manufacturing

Multi-channel pressure regulation for complex plastic profiles and multi-lumen tubing production

Micro-Tube Manufacturing

Micro-Tube Manufacturing

Ultra-precise pressure control for micro-tube and small diameter tubing production applications

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

You might also like

Why Plastic Tubing Manufacturers Choose On Line Controls

Ultra-Precision Control

Industry-leading accuracy with hysteresis-free operation for consistent tubing diameter control and quality output.

Proven Reliability

Over 40 years of engineering excellence with products designed for 10-20+ year lifespans and minimal maintenance.

Comprehensive Support

3-year warranty on all products with unlimited phone support and technical assistance from experienced engineers.

Get Expert Guidance on Your Air Pressure Control Needs

Connect with our experienced engineers for technical specifications, custom configurations, and personalized quotes.

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