UPONOR Barbed Tee: 3/4 in ID x 1/2 in ID x 1/2 in ID Size
The UPONOR Barbed Tee (MPN Q4757555) is an expansion polymer barbed tube fitting with a 3/4 in ID x 1/2 in ID x 1/2 in ID size and barbed x barbed x barbed x barbed connections. It uses an expansion PEX connection…
SKU 3G-OTH-474127
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Product Description
The UPONOR Barbed Tee (MPN Q4757555) is an expansion polymer barbed tube fitting with a 3/4 in ID x 1/2 in ID x 1/2 in ID size and barbed x barbed x barbed x barbed connections. It uses an expansion PEX connection method, supplied by 3G Electric across 14 industrial departments, with specialist depth in combustion, pumps and controls.
Frequently Asked Questions
What is the UPONOR Barbed Tee Q4757555 used for?
The UPONOR Barbed Tee Q4757555 is used to create branch connections in PEX plumbing systems, splitting one supply line into two. It is common 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 pumps and controls.
What are the specifications of the UPONOR Barbed Tee Q4757555?
The UPONOR Barbed Tee Q4757555 has a 3/4 in ID x 1/2 in ID x 1/2 in ID size with barbed x barbed x barbed x barbed connections. It uses an expansion PEX connection method and is made from polymer. The manufacturer part number is Q4757555. 3G Electric sources this fitting for worldwide delivery.
Where to buy the UPONOR Barbed Tee Q4757555 worldwide?
You can buy the UPONOR Barbed Tee Q4757555 worldwide through 3G Electric, which handles full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, 3G Electric sources genuine UPONOR fittings and supports customers across 14 departments, including combustion, pumps, and controls.
How to install the UPONOR Barbed Tee Q4757555?
To install the UPONOR Barbed Tee Q4757555, use an expansion tool to expand the PEX tube, then insert the barbed end fully. The polymer fitting contracts to form a secure seal. Ensure the tube is clean and cut square. 3G Electric supplies this fitting and can advise on proper installation practices for your system.
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.


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![UPONOR Barbed Fitting Elbow: 3 in ID x 3 in ID Size, Barbed x Barbed, Polymer, Expansion (MPN Q4763030). 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%2F4c846549-e5d5-4f49-ae3b-06d659b3aa9c.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 3/4 in ID x 3/4 in Pipe Size, Barbed x NPT, Polymer, Expansion (MPN Q4627575). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x NPT.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F4a0f97cc-024b-47d7-9011-685a04c0490e.jpg&w=200)
![UPONOR Barbed Fitting Elbow: 1 in ID x 1 in ID Size, Barbed x Barbed, Polymer, Expansion (MPN Q4761000). 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%2F48249ed3-f688-4a5d-92ab-d2b4ddf62ea9.jpg&w=200)
![UPONOR Barbed Fitting Plug: 2 in ID Size, Barbed, Polymer, Expansion (MPN Q4352000). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F463ed9db-ae35-4b68-8e44-9ee7826f4efe.jpg&w=200)
![UPONOR Barbed Tee: 3 in ID x 2 in ID x 2 in ID Size, Barbed x Barbed x Barbed x Barbed, Polymer (MPN Q4753220). 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%2F45687493-5ea9-424f-a9b8-9446ad030296.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 1 in ID x 1 1/4 in Pipe Size, Barbed x NPSM, Polymer, Expansion (MPN WS4361000). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x NPSM.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F3f52ea13-6891-490d-84fd-a0a5cfaed22d.jpg&w=200)