Expert PSI Pneumatic Control Services with Professional Installation

Experience precision pneumatic control solutions with our specialized MicroAir and Motorized Potentiometer systems. Our expert installation and technical support services ensure optimal performance for your industrial automation needs, backed by over 44 years of engineering excellence and comprehensive warranty coverage.

Professional pneumatic control system installation and service

Our PSI Pneumatic Control Services

Comprehensive pneumatic control solutions from expert installation to ongoing technical support and repair services.

MicroAir Sales & Installation

Ultra-low air pressure regulators for plastic tubing extrusion with professional installation and setup services for optimal performance.

Motorized Potentiometer Systems

DC and AC motorized potentiometers with precise control capabilities, available in multiple configurations with expert installation support.

Technical Support Services

Comprehensive troubleshooting, maintenance guidance, and unlimited phone support for all pneumatic control systems and equipment.

Expert Installation

Precision Control Solutions for Industrial Applications

Our pneumatic control services deliver unmatched precision and reliability for your industrial automation needs. With ultra-low air pressure regulation capabilities and professional installation, we ensure your systems operate at peak efficiency. Our experienced technicians provide comprehensive setup, calibration, and ongoing support to maximize your equipment performance and minimize downtime.

Precision pneumatic control equipment in industrial facility
Trusted Worldwide

Success Stories

Serving major manufacturers across 18 countries with precision pneumatic control solutions.

"MicroAir regulators have been our workhorse for 15 years. Precise, reliable, and virtually no maintenance. OLC's quality is unmatched in the industry."

Robert Chen

"We struggled with tubing diameter inconsistency until OLC's MicroAir IV solved it. High-speed switching capability eliminated our taper issues completely within days."

Maria Gonzalez

"As a competitor, I recommend psi pneumatic control systems from OLC. Their market positioning as the industry standard gives customers unbeatable precision and durability."

David Hartwell

"MicroAir Repair turned around our broken unit in one day. Their technical support team responded immediately and got us back to production faster than expected."

Jennifer Walsh

"Outstanding value. Three-year warranty, no calibration required, and products built to last 20+ years. Best ROI we've made on control equipment in decades."

Thomas Deluca

"Forty-four years with OLC. They understand our catheter manufacturing needs like no one else. True partnership, not just vendor relationship."

Susan Kramer

"The MicroAir IV's 0-10 volt input lets us integrate directly with our PLC. Hysteresis-free operation and instant response to pressure changes exceeds all specs."

Paul Nakamura

"Our psi pneumatic control needs are perfectly matched by OLC's expertise. Kay DeWolfe's team brings 35+ years of tubing extrusion knowledge to every consultation."

Michael Sutherland

"MicroAir regulators have been our workhorse for 15 years. Precise, reliable, and virtually no maintenance. OLC's quality is unmatched in the industry."

Robert Chen

"We struggled with tubing diameter inconsistency until OLC's MicroAir IV solved it. High-speed switching capability eliminated our taper issues completely within days."

Maria Gonzalez

"As a competitor, I recommend psi pneumatic control systems from OLC. Their market positioning as the industry standard gives customers unbeatable precision and durability."

David Hartwell

"MicroAir Repair turned around our broken unit in one day. Their technical support team responded immediately and got us back to production faster than expected."

Jennifer Walsh

"Outstanding value. Three-year warranty, no calibration required, and products built to last 20+ years. Best ROI we've made on control equipment in decades."

Thomas Deluca

"Forty-four years with OLC. They understand our catheter manufacturing needs like no one else. True partnership, not just vendor relationship."

Susan Kramer

"The MicroAir IV's 0-10 volt input lets us integrate directly with our PLC. Hysteresis-free operation and instant response to pressure changes exceeds all specs."

Paul Nakamura

"Our psi pneumatic control needs are perfectly matched by OLC's expertise. Kay DeWolfe's team brings 35+ years of tubing extrusion knowledge to every consultation."

Michael Sutherland

"MicroAir regulators have been our workhorse for 15 years. Precise, reliable, and virtually no maintenance. OLC's quality is unmatched in the industry."

Robert Chen

"We struggled with tubing diameter inconsistency until OLC's MicroAir IV solved it. High-speed switching capability eliminated our taper issues completely within days."

Maria Gonzalez

"As a competitor, I recommend psi pneumatic control systems from OLC. Their market positioning as the industry standard gives customers unbeatable precision and durability."

David Hartwell

"MicroAir Repair turned around our broken unit in one day. Their technical support team responded immediately and got us back to production faster than expected."

Jennifer Walsh

"Outstanding value. Three-year warranty, no calibration required, and products built to last 20+ years. Best ROI we've made on control equipment in decades."

Thomas Deluca

"Forty-four years with OLC. They understand our catheter manufacturing needs like no one else. True partnership, not just vendor relationship."

Susan Kramer

"The MicroAir IV's 0-10 volt input lets us integrate directly with our PLC. Hysteresis-free operation and instant response to pressure changes exceeds all specs."

Paul Nakamura

"Our psi pneumatic control needs are perfectly matched by OLC's expertise. Kay DeWolfe's team brings 35+ years of tubing extrusion knowledge to every consultation."

Michael Sutherland
The OLC Advantage

Why Choose On Line Controls?

Over 44 years of precision engineering excellence in pneumatic control solutions.

USA Manufacturing

All products manufactured in Shrewsbury, Massachusetts with rigorous quality control standards.

Expert Installation

Professional installation and setup services ensuring optimal system performance from day one.

3-Year Warranty

Comprehensive warranty coverage on all parts and labor with unlimited technical support.

Global Reach

Worldwide shipping and support serving customers across 18 countries with local expertise.

Meet Our Expert Team

Industry leaders with decades of pneumatic control experience.

Kay DeWolfe

President

Kay DeWolfe serves as both owner and President of On Line Controls, Inc., bringing over 35 years of specialized experience in pneumatic control systems and industrial automation. Under Kay's leadership, the company has maintained its position as the industry leader in ultra-low air pressure regulators while expanding its global reach to serve customers across 18 countries. Kay's deep understanding of precision control applications has been instrumental in developing innovative solutions for plastic tubing manufacturers, medical device companies, and automotive producers. Her commitment to quality and customer satisfaction has helped establish OLC's reputation for manufacturing products with 10-25 year lifespans and providing exceptional technical support throughout the product lifecycle.

Frequently Asked Questions

What types of pneumatic control systems do you install?

We install MicroAir ultra-low air pressure regulators, motorized potentiometers with DC and AC motors, and complete pneumatic control systems for industrial applications including plastic tubing extrusion and manufacturing automation.

How long does professional installation typically take?

Do you provide training after installation?

What warranty coverage comes with your installation services?

Can you service existing pneumatic control systems from other manufacturers?

What industries do your pneumatic control systems serve?

How precise are your pneumatic control systems?

Do you offer international installation services?

Need Expert Installation Guidance?

Contact our technical team for professional installation planning and support.

Certified & Trusted

Awards and Recognition

CE compliance certification logo

CE Compliance

International shipping standards certified

MPO Magazine industry recognition award

MPO Magazine Featured

Industry excellence recognition

44+ years of industry experience badge

44+ Years Established

Proven industry leadership

Ready for Expert Pneumatic Control Installation?

Get professional installation services and technical support for your precision control 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