Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

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

UPONOR Expansion Brass Barbed Tube Fitting

The UPONOR Barbed Fitting Adapter (MPN LFP4511313) is an expansion brass barbed tube fitting with a 1 1/4 in ID x 1 1/4 in Pipe Size, featuring a Barbed x Press-fit connection type in brass/copper. It uses an…

SKU 3G-OTH-467896

Also listed as: LFP 4511313 · LFP-4511313

Brand
UPONOR
Item
Expansion Brass Barbed Tube Fitting
Category
Expansion Brass 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 — 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
LFP4511313
Type
Barbed x Press-fit, Brass/Copper
Connection Type
Barbed x Press-fit
[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 Fitting Adapter (MPN LFP4511313) is an expansion brass barbed tube fitting with a 1 1/4 in ID x 1 1/4 in Pipe Size, featuring a Barbed x Press-fit connection type in brass/copper. It uses an expansion PEX connection method. 3G Electric interprets demand and delivers this genuine industrial fitting across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the UPONOR Barbed Fitting Adapter LFP4511313 used for?

The UPONOR Barbed Fitting Adapter LFP4511313 connects 1 1/4 in PEX tubing to a press-fit system in plumbing and hydronic heating applications. Its brass/copper construction and barbed x press-fit design provide a secure, leak-resistant joint for potable water and radiant heating loops.

What are the specifications of the UPONOR LFP4511313 fitting?

The UPONOR LFP4511313 is a barbed x press-fit adapter with a 1 1/4 in ID and 1 1/4 in pipe size, made of brass/copper. It uses an expansion PEX connection method and is manufactured by UPONOR under MPN LFP4511313. This fitting is suitable for PEX expansion systems.

Where to buy the UPONOR LFP4511313 worldwide?

3G Electric supplies the genuine UPONOR LFP4511313 barbed fitting adapter to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this expansion brass fitting for your plumbing or hydronic project.

How to install the UPONOR barbed x press-fit adapter?

Install the UPONOR LFP4511313 by first expanding the PEX tube end with an expansion tool, then inserting the barbed end fully. Use a press-fit tool to crimp the press-fit connection onto the mating pipe. Follow UPONOR's guidelines for proper expansion and pressure testing to ensure a leak-free joint.

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 brass 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 UPONOR expansion brass barbed tube fitting features a barbed x barbed x barbed x barbed connection type. It is used to branch PEX tubing in hydronic heating, radiant floor systems, and potable water lines. The brass construction and barbed connections provide secure, leak-resistant joints in residential and commercial plumbing applications
UPONOR
This UPONOR expansion brass barbed tube fitting features a barbed x barbed x barbed x barbed connection type. It is used to branch PEX tubing in hydronic heating, radiant floor systems, and potable water lines. The brass construction and barbed connections provide secure, leak-resistant joints in residential and commercial plumbing applications
Brass expansion-type barbed x NPT adapter for connecting 3/4 in ID PEX tubing to 1 in NPT threaded ports. Suitable for plumbing and hydronic heating systems requiring a corrosion-resistant fitting
UPONOR
Brass expansion-type barbed x NPT adapter for connecting 3/4 in ID PEX tubing to 1 in NPT threaded ports. Suitable for plumbing and hydronic heating systems requiring a corrosion-resistant fitting
Brass barbed fitting with expansion PEX connection method. Designed for joining PEX tubing in hydronic and water distribution systems. Provides a leak-resistant joint suitable for industrial piping applications
UPONOR
Brass barbed fitting with expansion PEX connection method. Designed for joining PEX tubing in hydronic and water distribution systems. Provides a leak-resistant joint suitable for industrial piping applications
This UPONOR expansion brass barbed tube fitting features a barbed x cup connection type and is designed for use with PEX tubing in hydronic heating, plumbing, and radiant floor installations. Constructed of brass/copper, it accommodates 2-inch pipe sizes and uses the expansion connection method for a secure joint
UPONOR
This UPONOR expansion brass barbed tube fitting features a barbed x cup connection type and is designed for use with PEX tubing in hydronic heating, plumbing, and radiant floor installations. Constructed of brass/copper, it accommodates 2-inch pipe sizes and uses the expansion connection method for a secure joint
This UPONOR expansion brass barbed tube fitting features a barbed x cup connection type with a 3/4 in ID x 1/2 in pipe size. Constructed of brass/copper, it uses the expansion PEX connection method. Commonly used in potable water and hydronic heating systems to connect PEX tubing to copper or brass piping
UPONOR
This UPONOR expansion brass barbed tube fitting features a barbed x cup connection type with a 3/4 in ID x 1/2 in pipe size. Constructed of brass/copper, it uses the expansion PEX connection method. Commonly used in potable water and hydronic heating systems to connect PEX tubing to copper or brass piping
This brass barbed tube fitting uses an expansion PEX connection method. It is designed to connect 1/2 in ID PEX tubing to 1/2 in pipe systems. Typical applications include plumbing and hydronic heating systems
UPONOR
This brass barbed tube fitting uses an expansion PEX connection method. It is designed to connect 1/2 in ID PEX tubing to 1/2 in pipe systems. Typical applications include plumbing and hydronic heating systems
This expansion brass barbed tube fitting connects 1 1/2 in PEX tubing to NPT threaded pipes. It is used in hydronic heating, plumbing, and radiant systems for making leak-resistant joints. The fitting features a barbed x NPT connection and uses an expansion PEX connection method
UPONOR
This expansion brass barbed tube fitting connects 1 1/2 in PEX tubing to NPT threaded pipes. It is used in hydronic heating, plumbing, and radiant systems for making leak-resistant joints. The fitting features a barbed x NPT connection and uses an expansion PEX connection method
This UPONOR expansion brass barbed tube fitting has a 3 in ID x 3 in pipe size with a Barbed x Press-fit connection type. It is made of brass/copper and uses an Expansion PEX connection method. Used to connect PEX tubing to press-fit systems in hydronic heating, plumbing, and industrial fluid handling
UPONOR
This UPONOR expansion brass barbed tube fitting has a 3 in ID x 3 in pipe size with a Barbed x Press-fit connection type. It is made of brass/copper and uses an Expansion PEX connection method. Used to connect PEX tubing to press-fit systems in hydronic heating, plumbing, and industrial fluid handling