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

UPONOR Barbed Fitting Adapter: 1 in ID x 1 in Pipe Size, Barbed, Brass - Expansion Brass Barbed Tube Fittings
UPONORExpansion Brass Barbed Tube Fittings

UPONOR Barbed Fitting Adapter: 1 in ID x 1 in Pipe Size, Barbed, Brass

The UPONOR Barbed Fitting Adapter (MPN LF2891010) is a 1 in ID x 1 in Pipe Size expansion brass barbed tube fitting. It uses an expansion PEX connection method and is constructed of brass with a barbed design.

SKU 3G-OTH-467990

Also listed as: LF 2891010 · LF-2891010

Brand
UPONOR
Item
Barbed Fitting Adapter: 1 in ID x 1 in Pipe Size, Barbed, Brass
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

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
LF2891010
Type
Barbed, Brass, Expansion
[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 LF2891010) is a 1 in ID x 1 in Pipe Size expansion brass barbed tube fitting. It uses an expansion PEX connection method and is constructed of brass with a barbed design.

Frequently Asked Questions

What is the UPONOR Barbed Fitting Adapter used for?

The UPONOR Barbed Fitting Adapter connects 1-inch PEX tubing to a 1-inch pipe system using an expansion method. It is commonly used in residential and commercial plumbing, radiant heating, and hydronic systems where a reliable, leak-resistant brass connection is required.

What are the specifications of the UPONOR Barbed Fitting Adapter?

The UPONOR Barbed Fitting Adapter (MPN LF2891010) has a 1-inch inside diameter and 1-inch pipe size. It is made of brass with a barbed design and uses an expansion PEX connection method. This fitting is suitable for expansion-type PEX systems.

Where to buy the UPONOR Barbed Fitting Adapter worldwide?

3G Electric supplies the UPONOR Barbed Fitting Adapter to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this expansion brass barbed fitting.

How to install the UPONOR Barbed Fitting Adapter?

Install the UPONOR Barbed Fitting Adapter by sliding an expansion ring onto the PEX tubing, then expanding the tubing with an expansion tool. Insert the barbed end fully into the expanded tubing. The ring contracts to form a secure, leak-proof connection. Follow local plumbing codes.

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

Compatible alternatives & equivalents

Cross-referenced by specification & description
UPONOR Barbed Tee: 1/2 in ID x 1/2 in ID x 3/4 in ID Size, Barbed x Barbed x Barbed x Barbed (MPN Q4755575)
UPONOR
UPONOR Barbed Tee: 1/2 in ID x 1/2 in ID x 3/4 in ID Size, Barbed x Barbed x Barbed x Barbed (MPN Q4755575)
UPONOR Barbed Tee: 2 in ID x 2 in ID x 1/2 in ID Size, Barbed x Barbed x Barbed x Barbed, Polymer (MPN Q4752250)
UPONOR
UPONOR Barbed Tee: 2 in ID x 2 in ID x 1/2 in ID Size, Barbed x Barbed x Barbed x Barbed, Polymer (MPN Q4752250)
UPONOR EP Multi-port Tee: Polymer, 3/4 in, 3/4 in, 1 Inlets, 3 Outlets, 73 psi Max Op Pressure (MPN Q2237557)
UPONOR
UPONOR EP Multi-port Tee: Polymer, 3/4 in, 3/4 in, 1 Inlets, 3 Outlets, 73 psi Max Op Pressure (MPN Q2237557)
ZURN Barbed Fitting Coupling: 19/32 in ID x 3/8 in ID x 1/2 in Pipe Size, Barbed, Brass, Expansion (MPN QEC43GX)
ZURN
ZURN Barbed Fitting Coupling: 19/32 in ID x 3/8 in ID x 1/2 in Pipe Size, Barbed, Brass, Expansion (MPN QEC43GX)
ZURN Barbed Fitting Adapter: 1 in ID x 1 in Pipe Size, Barbed x FNPT, Polymer, Crimp (MPN QQPSFC55X)
ZURN
ZURN Barbed Fitting Adapter: 1 in ID x 1 in Pipe Size, Barbed x FNPT, Polymer, Crimp (MPN QQPSFC55X)
APPROVED VENDOR Barbed Hose Fitting: For 5/16 in Hose I.D., Hose Barb x NPT, Male x Male, Hex, Rigid (MPN 707001-0504)
APPROVED VENDOR Barbed Hose Fitting: For 5/16 in Hose I.D., Hose Barb x NPT, Male x Male, Hex, Rigid (MPN 707001-0504)

More from UPONOR

View all UPONOR parts
UPONOR Barbed Fitting Adapter: 3/4 in ID x 3/4 in Pipe Size, Barbed x NPT, Brass, Expansion (MPN LF4577575)
UPONOR
UPONOR Barbed Fitting Adapter: 3/4 in ID x 3/4 in Pipe Size, Barbed x NPT, Brass, Expansion (MPN LF4577575)
UPONOR Barbed Fitting Adapter: 2 1/2 in ID x 2 1/2 in Pipe Size, Barbed x NPT, Brass, Expansion (MPN LF4522525)
UPONOR
UPONOR Barbed Fitting Adapter: 2 1/2 in ID x 2 1/2 in Pipe Size, Barbed x NPT, Brass, Expansion (MPN LF4522525)
UPONOR Barbed Fitting Adapter: 3/4 in ID x 3/4 in Pipe Size, Barbed x Cup, Brass/Copper, Expansion (MPN LF4507575)
UPONOR
UPONOR Barbed Fitting Adapter: 3/4 in ID x 3/4 in Pipe Size, Barbed x Cup, Brass/Copper, Expansion (MPN LF4507575)
UPONOR Barbed Fitting Adapter: 1/2 in ID x 3/4 in Pipe Size, Barbed x NPT, Brass, Expansion (MPN LF4525075)
UPONOR
UPONOR Barbed Fitting Adapter: 1/2 in ID x 3/4 in Pipe Size, Barbed x NPT, Brass, Expansion (MPN LF4525075)
UPONOR Barbed Fitting Elbow: 1/2 in ID x 1/2 in Pipe Size, Barbed x MNPT, Brass, Expansion (MPN LF4125050)
UPONOR
UPONOR Barbed Fitting Elbow: 1/2 in ID x 1/2 in Pipe Size, Barbed x MNPT, Brass, Expansion (MPN LF4125050)
UPONOR Barbed Fitting Adapter: 2 in ID x 2 in Pipe Size, Barbed x Press-fit, Brass/Copper, Expansion (MPN LFP4502020)
UPONOR
UPONOR Barbed Fitting Adapter: 2 in ID x 2 in Pipe Size, Barbed x Press-fit, Brass/Copper, Expansion (MPN LFP4502020)
UPONOR Barbed Fitting Adapter: 3 in ID x 3 in Pipe Size, Barbed x Cup, Brass/Copper, Expansion (MPN LF4513030)
UPONOR
UPONOR Barbed Fitting Adapter: 3 in ID x 3 in Pipe Size, Barbed x Cup, Brass/Copper, Expansion (MPN LF4513030)
UPONOR Barbed Fitting Adapter: 1 1/4 in ID x 1 1/4 in Pipe Size, Barbed, Brass, Expansion (MPN CP4501300)
UPONOR
UPONOR Barbed Fitting Adapter: 1 1/4 in ID x 1 1/4 in Pipe Size, Barbed, Brass, Expansion (MPN CP4501300)