UPONOR Barbed Fitting Coupling: 2 in ID x 1 1/2 in ID Size, Barbed x Barbed, Polymer
The UPONOR Barbed Fitting Coupling (MPN Q4772015) is an expansion polymer barbed tube fitting with a 2 in ID x 1 1/2 in ID size. It features a Barbed x Barbed connection type and uses the expansion PEX connection…
SKU 3G-OTH-474049
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Product Description
The UPONOR Barbed Fitting Coupling (MPN Q4772015) is an expansion polymer barbed tube fitting with a 2 in ID x 1 1/2 in ID size. It features a Barbed x Barbed connection type and uses the expansion PEX connection method. 3G Electric interprets demand and supplies this fitting across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the UPONOR Barbed Fitting Coupling Q4772015 used for?
The UPONOR Barbed Fitting Coupling Q4772015 connects two PEX pipes in expansion plumbing systems. It is used in residential and commercial hydronic heating, radiant floor heating, and potable water distribution. 3G Electric supplies this fitting across 14 industrial departments, with specialist depth in combustion, pumps and controls.
What are the specifications of the UPONOR Q4772015 coupling?
The UPONOR Q4772015 is a polymer barbed coupling with a 2 in ID x 1 1/2 in ID size. It uses a Barbed x Barbed connection type and the expansion PEX connection method. The manufacturer part number is Q4772015. 3G Electric sources this fitting for global delivery.
Where to buy the UPONOR Q4772015 coupling worldwide?
3G Electric supplies the UPONOR Q4772015 barbed fitting coupling to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source across 14 industrial departments, with specialist depth in combustion, pumps and controls.
How to install the UPONOR expansion barbed coupling?
Install the UPONOR Q4772015 coupling by expanding the PEX tube end with an expansion tool, then inserting the barbed fitting. The polymer contracts to form a secure seal. Always follow the manufacturer's instructions for proper expansion and insertion depth. 3G Electric provides sourcing support for this fitting.
Used in
Common applications for UPONORUPONOR Products
3G Electric supplies UPONOR expansion polymer barbed tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.


![UPONOR Barbed Tee: 1 1/4 in ID x 1 in ID x 3/4 in ID Size, Barbed x Barbed x Barbed x Barbed (MPN Q4751317). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Barbed x Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F9879854e-8a72-4af7-a449-54a0f58cbb98.jpg&w=200)
![UPONOR Barbed Tee: 1 1/4 in ID x 1 1/4 in ID x 3/4 in ID Size, Barbed x Barbed x Barbed x Barbed (MPN Q4751337). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Barbed x Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F91716fcc-7866-4513-b240-6263987da107.jpg&w=200)
![UPONOR Barbed Tee: 1 in ID x 1 in ID x 3/4 in ID Size, Barbed x Barbed x Barbed x Barbed, Polymer (MPN Q4751175). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Barbed x Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F8c960fd5-ac90-446a-a8d0-364ebbc2a237.jpg&w=200)
![UPONOR Barbed Tee: 2 in ID x 1 1/2 in ID x 2 in ID Size, Barbed x Barbed x Barbed x Barbed, Polymer (MPN Q4752152). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Barbed x Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F8964b681-36e8-4b29-b0f5-627444faf43f.jpg&w=200)
![UPONOR Barbed Tee: 3 in ID x 3 in ID x 3 in ID Size, Barbed x Barbed x Barbed x Barbed, Polymer (MPN Q4753000). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Barbed x Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F86b0968f-6e1f-4d8d-92ef-393bcfab3e9b.jpg&w=200)
![UPONOR Barbed Fitting Elbow: 1 1/4 in ID x 1 1/4 in ID Size, Barbed x Barbed, Polymer, Expansion (MPN Q4761250). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F833adeab-1261-4369-830b-c5920c7a806b.jpg&w=200)
![UPONOR Barbed Tee: 1 1/2 in ID x 1 1/2 in ID x 1 1/4 in ID Size, Barbed x Barbed x Barbed x Barbed (MPN Q4751553). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Barbed x Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F81c950b6-4e55-4ce8-987d-3b4e44e2e64f.jpg&w=200)
![UPONOR Barbed Fitting Elbow: 1 1/2 in ID x 1 1/2 in ID Size, Barbed x Barbed, Polymer, Expansion (MPN Q4761500). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Barbed.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F7f5ff0cf-1c76-4aae-af63-2b59e6274c7d.jpg&w=200)