Which do I need? The Ultimate Guide to Airline Fittings

December 20, 2023

Unraveling Airline Connectors: Decoding the differences - PCL vs. Euro/Hi-Flow.

Unraveling Airline Connectors: Decoding the differences - PCL vs. Euro/Hi-Flow.

Greetings! You've probably come across this article because navigating the world of air tool connectors quite frankly feels like sorting through a puzzle with multiple pieces; pieces of different shapes, sizes and colours - none of which seem to ever match up.

Well, if that's you, then you've come to the right place. This short article intends to simplify this puzzle for you and by the end of it, you'll be equipped with all the basic knowledge you need to make an informed decision on which airline connector you need.

 

Understanding Quick-Release Couplings

Let's start with the basics, what are quick release couplings? Picture quick-release couplings as the various puzzle pieces in the realm of airline connectors. A quick-release coupling is an umbrella term used to categorize airline connectors by their fast release mechanism. They're like the swift maestros of connector world, enabling rapid connections and disconnections between air tools and the main air source. They embody efficiency and convenience, ensuring seamless operations.

 

The PCL Standard Airflow Coupling and Uni Hi Flow (Euro) Coupling

Among these, two prominent pieces are the PCL Standard Airflow Coupling and the advanced Uni Hi Flow Coupling, both of which fall under this 'quick-release' category. They share a similar pull-back collar mechanism for disconnecting, offering convenience and ease.

Difference between PCL and Hi Flow Airline fittings        Difference between PCL and Hi Flow/Euro Airline fittings

Differentiating Efficiency

While both PCL and Uni Hi Flow belong to the quick-release realm, and therefore have the same style pull-back collar mechanism, they are in fact slightly different and will never fit together. The distinguishing factor lies in their efficiency. PCL connectors, though reliable, limit airflow due to their design. Conversely, Uni Hi Flow connectors are the evolved versions, allowing for improved airflow and thus, slightly enhanced tool performance.

Hi-Flow connectors will come standard with any new compressor and air tool, whereas older pneumatic tooling set-ups may still rely on the preceding PCL couplings.

 

Choosing the Appropriate Connector

Selecting between PCL and Uni Hi Flow connectors is akin to picking the right tool for the job. While they share the quick-release feature, understanding their efficiency differences empowers you to optimize your tool's performance.

Given the benefits of the optimized Hi-Flow connector, you should probably endeavor to use this coupling. That said, if your entire production line is already set-up with PCL airline fittings, the juice probably isn't worth the squeeze and you'd may as well stick with what you know. 

There are many other types of fittings but I just wanted to cover the most popular fittings we come across and at least with these few images, it will be easier to identify which airline connectors you require.

Hope this was of some assistance.

 

 

If you're still confused or have any further questions, don't hesitate to get in touch. You can reach us on 0333 8000 345, info@mytoolkit.co.uk or DM us on our social media channels @mytoolkitonline.

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** When using nails, staples or any tooling equipment, it's important to follow safety guidelines and use them responsibly. 


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