WATTS RADIANT Barbed Fitting Coupling: 3/4 in ID x 3/4 in ID Size, Barbed x Barbed, Brass
The WATTS RADIANT Barbed Fitting Coupling (MPN PCCCA4K) is a brass crimp-on tube fitting with a 3/4 in ID x 3/4 in ID size and barbed x barbed connection type. It uses a crimp PEX connection method, designed for…
SKU 3G-OTH-473756
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Product Description
The WATTS RADIANT Barbed Fitting Coupling (MPN PCCCA4K) is a brass crimp-on tube fitting with a 3/4 in ID x 3/4 in ID size and barbed x barbed connection type. It uses a crimp PEX connection method, designed for joining PEX tubing in radiant heating systems.
Frequently Asked Questions
What is a WATTS RADIANT Barbed Fitting Coupling used for?
This brass barbed coupling (MPN PCCCA4K) joins two lengths of 3/4 in PEX tubing in radiant heating systems. It uses a crimp connection method for a secure, leak-resistant joint. 3G Electric supplies this fitting for hydronic heating, snow-melt, and other closed-loop applications worldwide.
What are the specifications of the WATTS RADIANT PCCCA4K coupling?
The WATTS RADIANT PCCCA4K is a brass barbed coupling with a 3/4 in ID x 3/4 in ID size. It features barbed x barbed connections and uses a crimp PEX connection method. This fitting is designed for radiant heating systems and is manufactured by WATTS RADIANT.
Where to buy WATTS RADIANT barbed fittings in worldwide?
3G Electric supplies WATTS RADIANT barbed fittings, including the PCCCA4K coupling, to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote on this brass crimp fitting for your radiant heating project.
How to install a WATTS RADIANT crimp barbed coupling?
Slide a crimp ring over the PEX tubing, insert the barbed end of the WATTS RADIANT coupling fully into the tube, then position the ring over the barb and use a crimp tool to compress it evenly. Always follow the manufacturer's instructions and use the correct size ring for a reliable joint.
WATTS RADIANT Products
3G Electric supplies WATTS RADIANT crimp-on brass barbed tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.


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