
MicroAir IV
- Response time under 0.1 second
- 0-10V PLC-compatible input
- Voice-coil linear motor design
CE Compliant
Made in USA
Advanced pressure regulators engineered specifically for automotive tubing extrusion applications. These ultra-low air pressure control systems deliver precise internal air support during plastic tube manufacturing, enabling consistent wall thickness and diameter control. Available in single to 4-channel configurations with manual, contact closure, or PLC-compatible 0-10V input control options.











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Our regulators offer multiple ranges from ultra-low 0-3 inches of water up to 0-5 psi, suitable for various automotive tubing diameters and wall thicknesses.
Talk to our experts for custom solutions and tailored guidance.

Precise air pressure control for automotive tubing extrusion including fuel lines, brake lines, and coolant hoses with consistent wall thickness.

Ultra-precise pressure regulation for medical tubing and catheter manufacturing requiring tight tolerances and consistent quality control.

Independent channel control for complex multi-lumen tubing applications with separate pressure regulation for each internal passage.

High-speed pressure switching for bump and taper tubing profiles with response times under 0.1 seconds for precise dimensional control.
Talk to our experts for custom solutions and tailored guidance.
Over 44 years of engineering ultra-low air pressure regulators, delivering industry-leading accuracy with +/- 0.1% stability. Products manufactured in the USA with 10-25 year lifespan and three-year warranty coverage.
High-speed switching capability with response times under 0.1 seconds (typically 20 msec). Precision voice-coil linear motors with viscostatic damping ensure hysteresis-free operation for bump, taper, and multi-lumen tubing applications.
Worldwide shipping via UPS, DHL, and FEDEX with unlimited phone support. Technical expertise available throughout product lifecycle, from initial setup to range changes. Direct manufacturer relationships eliminate middleman delays.
Connect with our extrusion specialists to discuss your pressure control requirements. Receive expert guidance on channel configuration, pressure ranges, and control options within one business day.
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