We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

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

UPONOR Expansion Polymer Barbed Tee

The UPONOR Barbed Tee (MPN Q4751377) is an expansion polymer barbed tube fitting with a 1 1/4 in ID x 3/4 in ID x 3/4 in ID size and barbed x barbed x barbed x barbed connections. It uses an expansion PEX connection…

SKU 3G-OTH-474114

Also listed as: Q 4751377 · Q-4751377

Brand
UPONOR
Item
Expansion Polymer Barbed Tee
Category
Expansion Polymer Barbed Tube Fittings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

UPONOR
Manufacturer Part Number
Q4751377
Type
Barbed x Barbed x Barbed x Barbed
Connection Type
Barbed x Barbed x Barbed x Barbed
[New] - PEX Connection Method
Expansion

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The UPONOR Barbed Tee (MPN Q4751377) is an expansion polymer barbed tube fitting with a 1 1/4 in ID x 3/4 in ID x 3/4 in ID size and barbed x barbed x barbed x barbed connections. It uses an expansion PEX connection method. 3G Electric interprets demand and delivers this fitting alongside genuine industrial equipment across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the UPONOR Barbed Tee Q4751377 used for?

The UPONOR Barbed Tee Q4751377 is used to branch PEX tubing in hydronic heating, plumbing, and industrial fluid systems. Its 1 1/4 in ID x 3/4 in ID x 3/4 in ID size allows reducing flow from a main line to two smaller branches, using barbed connections for secure, leak-resistant joints.

What are the specifications of the UPONOR Barbed Tee Q4751377?

The UPONOR Barbed Tee Q4751377 has a 1 1/4 in ID x 3/4 in ID x 3/4 in ID size with barbed x barbed x barbed x barbed connections. It uses an expansion PEX connection method and is made of polymer. The manufacturer part number is Q4751377.

Where to buy the UPONOR Barbed Tee Q4751377 worldwide?

3G Electric supplies the UPONOR Barbed Tee Q4751377 worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver this fitting alongside genuine equipment across 14 departments, including specialist expertise in combustion, pumps, and controls.

How to install the UPONOR Barbed Tee Q4751377?

Install the UPONOR Barbed Tee Q4751377 by cutting PEX tubing square, sliding an expansion ring over the tube end, expanding the ring and tube with an expansion tool, then inserting the barbed fitting. The ring contracts to form a permanent, watertight seal. Follow UPONOR's instructions for proper tool use and depth marks.

Used in

Common applications for UPONOR
Hydronic heating systems — Uponor manual two-way ball valves for flow isolation in PEX-based radiant heating loops
Water meter installation — Uponor water meter brass ball valves with PEX x NPSM connections for utility metering points
Plumbing maintenance — Uponor tube cutter for PEX used in cutting pipe during repair or retrofitting of water supply lines
Commercial building water distribution — Uponor angle ball valves for space-saving connections in mechanical rooms
Industrial process water — Uponor brass ball valves rated to 250 psi for shut-off in non-potable water lines

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from UPONOR

View all UPONOR parts
This expansion polymer barbed tee fitting has four barbed connections sized 1 1/2 in ID x 1 1/4 in ID x 1 in ID. It is used to branch or split tubing in hydronic heating, radiant floor, and potable water systems. The barbed design secures tubing without additional clamps, and the expansion method creates a leak-resistant joint
UPONOR
This expansion polymer barbed tee fitting has four barbed connections sized 1 1/2 in ID x 1 1/4 in ID x 1 in ID. It is used to branch or split tubing in hydronic heating, radiant floor, and potable water systems. The barbed design secures tubing without additional clamps, and the expansion method creates a leak-resistant joint
Polymer expansion-type barbed x barbed tube coupling for joining PEX tubing in plumbing and radiant heating systems. Features barbed x barbed connection with expansion method for secure, leak-resistant joints. Accommodates 2 1/2 in ID x 2 in ID PEX tubing
UPONOR
Polymer expansion-type barbed x barbed tube coupling for joining PEX tubing in plumbing and radiant heating systems. Features barbed x barbed connection with expansion method for secure, leak-resistant joints. Accommodates 2 1/2 in ID x 2 in ID PEX tubing
This UPONOR expansion polymer barbed tee fitting has a Barbed x Barbed x Barbed x Barbed connection type and uses an expansion PEX connection method. It is designed for branching PEX tubing in hydronic heating, plumbing, and radiant floor systems
UPONOR
This UPONOR expansion polymer barbed tee fitting has a Barbed x Barbed x Barbed x Barbed connection type and uses an expansion PEX connection method. It is designed for branching PEX tubing in hydronic heating, plumbing, and radiant floor systems
This UPONOR barbed tee is an expansion polymer fitting with four barbed connections, sized 2 in ID x 1 1/2 in ID x 1 1/2 in ID. It is designed for use with PEX tubing using the expansion connection method. Typical applications include creating branch connections in fluid handling systems
UPONOR
This UPONOR barbed tee is an expansion polymer fitting with four barbed connections, sized 2 in ID x 1 1/2 in ID x 1 1/2 in ID. It is designed for use with PEX tubing using the expansion connection method. Typical applications include creating branch connections in fluid handling systems
Polymer expansion-type barbed coupling for connecting two 1 in ID PEX tubes. Barbed x barbed connection with expansion method. Used in plumbing and hydronic heating systems for secure joints
UPONOR
Polymer expansion-type barbed coupling for connecting two 1 in ID PEX tubes. Barbed x barbed connection with expansion method. Used in plumbing and hydronic heating systems for secure joints
This UPONOR expansion polymer barbed tube fitting has a 3/4 in ID x 1 in Pipe Size with a Barbed x NPSM connection type. It is designed for use with PEX tubing in plumbing and hydronic heating systems, utilizing an expansion PEX connection method to create a secure joint
UPONOR
This UPONOR expansion polymer barbed tube fitting has a 3/4 in ID x 1 in Pipe Size with a Barbed x NPSM connection type. It is designed for use with PEX tubing in plumbing and hydronic heating systems, utilizing an expansion PEX connection method to create a secure joint
This UPONOR expansion polymer barbed tube fitting features a barbed x barbed connection type with 2 1/2 in ID on both ends. Designed for use with PEX tubing systems, it employs an expansion connection method for secure joints in plumbing, radiant heating, and hydronic applications
UPONOR
This UPONOR expansion polymer barbed tube fitting features a barbed x barbed connection type with 2 1/2 in ID on both ends. Designed for use with PEX tubing systems, it employs an expansion connection method for secure joints in plumbing, radiant heating, and hydronic applications
This UPONOR expansion polymer barbed tee fitting has three barbed ends with inside diameters of 1-1/2 in, 1-1/4 in, and 3/4 in. It is designed for use with PEX tubing and employs an expansion connection method. Typical applications include branching tubing in hydronic heating, plumbing, and industrial fluid-handling systems
UPONOR
This UPONOR expansion polymer barbed tee fitting has three barbed ends with inside diameters of 1-1/2 in, 1-1/4 in, and 3/4 in. It is designed for use with PEX tubing and employs an expansion connection method. Typical applications include branching tubing in hydronic heating, plumbing, and industrial fluid-handling systems