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UPONOR Expansion Polymer Barbed Tube Fitting - Expansion Polymer Barbed Tube Fittings
UPONORExpansion Polymer Barbed Tube Fittings

UPONOR Expansion Polymer Barbed Tube Fitting

The UPONOR Barbed Fitting Adapter (MPN WS4361001) is an expansion polymer barbed tube fitting with a 1 in ID and 1 1/4 in pipe size, featuring a Barbed x NPSM connection type and an expansion PEX connection method…

SKU 3G-OTH-474044

Also listed as: WS 4361001 · WS-4361001

Brand
UPONOR
Item
Expansion Polymer Barbed Tube Fitting
Part Number
WS4361001
Category
Expansion Polymer Barbed Tube Fittings
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

UPONOR
Manufacturer Part Number
WS4361001
Type
Barbed x NPSM, Polymer, Expansion
Connection Type
Barbed x NPSM

Technical Documents

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UPONOR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The UPONOR Barbed Fitting Adapter (MPN WS4361001) is an expansion polymer barbed tube fitting with a 1 in ID and 1 1/4 in pipe size, featuring a Barbed x NPSM connection type and an expansion PEX connection method. 3G Electric interprets customer demand and delivers this genuine industrial component across 14 departments — with specialist depth in combustion, pumps and controls — ensuring you get the right answer, not just a catalog.

Frequently Asked Questions

What is the UPONOR Barbed Fitting Adapter WS4361001 used for?

The UPONOR Barbed Fitting Adapter WS4361001 connects 1 in ID PEX tubing to 1 1/4 in NPSM threaded ports in plumbing and hydronic heating systems. Its expansion PEX connection method creates a secure, leak-resistant joint. 3G Electric supplies this genuine component across 14 industrial departments, with specialist depth in pumps and controls.

What are the specifications of the UPONOR Barbed Fitting Adapter WS4361001?

The UPONOR Barbed Fitting Adapter WS4361001 has a 1 in inside diameter, fits 1 1/4 in pipe size, and uses a Barbed x NPSM connection type. It is made of polymer and employs an expansion PEX connection method. The manufacturer part number is WS4361001.

Where to buy the UPONOR Barbed Fitting Adapter WS4361001 worldwide?

3G Electric supplies the UPONOR Barbed Fitting Adapter WS4361001 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we interpret your demand and deliver the right component — not just a catalog.

How to install the UPONOR Barbed Fitting Adapter with expansion PEX?

For expansion PEX fittings like the UPONOR Barbed Fitting Adapter, expand the PEX tube end with an expansion tool, then insert the barbed adapter fully. The polymer material contracts around the tube for a secure seal. Always follow the manufacturer's instructions and use proper support for the connection.

Used in

Common applications for UPONOR
Hydronic heating systems — Uponor brass ball valves with PEX x PEX connections for zone flow control and isolation.
Potable water plumbing — Uponor expansion brass barbed tube fittings for transitioning PEX to copper piping.
Radiant floor heating — Uponor PEX x Sweat ball valves for manifold isolation and balancing.
Industrial plumbing — Uponor water meter valves for accurate flow measurement and shut-off.
Snow and ice melting systems — Uponor brass ball valves rated to 250 psi CWP for glycol mixture control.
Commercial building services — Uponor tubing cutters for clean, square cuts on PEX tubing during installation.
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UPONOR 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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This expansion polymer barbed tee fitting has a 2-1/2 in ID x 2-1/2 in ID x 2 in ID size with four barbed connections. It is designed for use with PEX tubing using the expansion connection method. Commonly used in hydronic heating and potable water systems to create branch connections
UPONOR
This expansion polymer barbed tee fitting has a 2-1/2 in ID x 2-1/2 in ID x 2 in ID size with four barbed connections. It is designed for use with PEX tubing using the expansion connection method. Commonly used in hydronic heating and potable water systems to create branch connections

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