
Swagelok® Analytical Subsystems (PrESS)
Swagelok pre-engineered subsystems (PrESS) for analytical applications are designed and assembled by fluid system specialists to be compact, accurate, and convenient to use.
Talk to a SpecialistPre-engineered and fully assembled fluid sampling and control subsystems bring efficiency and consistency to your operations. Use Swagelok pre-engineered subsystems (PrESS) to deploy fully documented fluid sampling and control systems without the worry of acquiring and assembling multiple parts.
For use in all types of plants and facilities where liquids and gases are processed, our proven subassemblies minimize system footprints, simplify system design, and promote representative samples and accurate analytical results.
Analytical Subsystems Catalogs
Locate detailed product information, including materials of construction, pressure and temperature ratings, options, and accessories.

Custom Fabrication for All Industries
Learn how Swagelok-trained specialists can save you time and improve your fluid system performance by designing and assembling systems for you.
Find the Support You NeedSwagelok Resources Curated for You

Tips to Maintaining a Representative Sample in an Analytical Instrumentation System
Maintaining a representative sample within an analytical instrumentation system can be difficult. Learn how to identify major issues and avoid complications associated with a compromised representative sample from the experts at Swagelok.

How Shenyang Blower Works Group Improved Safety and Reliability
Learn how Swagelok Shanghai has helped Shenyang Blower Works Group Corporation achieve consistency, reliability, and cost savings for its customers while improving its own safety and production efficiency.

Fiber Optics Equipment Manufacturer Increases Efficiency with Customized Solutions
Since the 1980s, Rosendahl Nextrom has depended on Swagelok to move its business forward. Learn more about the solutions that allowed the company to outpace its competitors and remain an industry leader.

Enhancing Production with Custom Fluid System Assemblies
Learn how Swagelok Custom Solutions helped Charbonneau Industries focus on their core capabilities by speeding production, reducing labor costs and securing system quality with prefabricated thermal relief valves systems.