UPONOR Barbed Fitting Adapter: 1 1/4 in ID x 1 1/4 in Pipe Size, Barbed x Press-fit
The UPONOR Barbed Fitting Adapter (MPN LFP4501313) 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-467973
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Product Description
The UPONOR Barbed Fitting Adapter (MPN LFP4501313) 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, as specified by the manufacturer.
Frequently Asked Questions
What is the UPONOR Barbed Fitting Adapter LFP4501313 used for?
The UPONOR Barbed Fitting Adapter LFP4501313 connects 1 1/4 in PEX tubing to a 1 1/4 in pipe using a barbed x press-fit connection. It is used in plumbing and hydronic heating systems where a reliable, leak-resistant joint is required. 3G Electric supplies this fitting for industrial and commercial installations worldwide.
What are the specifications of the UPONOR LFP4501313?
The UPONOR LFP4501313 is a barbed fitting adapter with a 1 1/4 in ID x 1 1/4 in pipe size. It features a barbed x press-fit connection type, is made of brass/copper, and uses the Expansion PEX connection method. The manufacturer part number is LFP4501313.
Where to buy the UPONOR LFP4501313 worldwide?
3G Electric supplies the UPONOR LFP4501313 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 fitting. We source genuine industrial components across 14 departments.
How to install the UPONOR expansion barbed fitting?
Installation requires an expansion tool to enlarge the PEX tubing end, then insert the barbed fitting and allow the tubing to contract around it. Ensure the pipe is clean and cut square. Follow UPONOR’s instructions for the press-fit connection. 3G Electric provides technical support for proper selection and installation.
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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.


![UPONOR Barbed Fitting Adapter: 1 1/2 in ID x 1 1/2 in Pipe Size, Barbed x Cup, Brass/Copper (MPN LF4511515). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Cup.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2F04de57ed-f9ff-492a-857a-2afe6e4494d5.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 1 in ID x 1 in Pipe Size, Barbed, Brass, Expansion (MPN LF2891010). 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%2F01f66098-ab61-4994-a6da-0d539ce36115.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 3/4 in ID x 3/4 in Pipe Size, Barbed x Cup, Brass/Copper, Expansion (MPN LF4507575). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Cup.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2Ffe61d047-79cb-456d-a286-d0eb18f69c48.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 1/2 in ID x 3/4 in Pipe Size, Barbed x NPT, Brass, Expansion (MPN LF4525075). 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%2Ff9b6c026-ad13-4f06-9c21-d20cc3531c84.jpg&w=200)
![UPONOR Barbed Fitting Elbow: 1/2 in ID x 1/2 in Pipe Size, Barbed x MNPT, Brass, Expansion (MPN LF4125050). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x MNPT.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2Ff658a539-ef63-49bc-be29-847294c8f819.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 3/4 in ID x 3/4 in Pipe Size, Barbed x NPT, Brass, Expansion (MPN LF4577575). 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%2Ff596b247-74de-4f18-b818-2279bd33f882.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 3 in ID x 3 in Pipe Size, Barbed x Cup, Brass/Copper, Expansion (MPN LF4513030). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Cup.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2Ff3833ab1-e09b-49ed-bbee-638fd2f57b44.jpg&w=200)
![UPONOR Barbed Fitting Adapter: 2 in ID x 2 in Pipe Size, Barbed x Press-fit, Brass/Copper, Expansion (MPN LFP4502020). Key specifications — [New] - PEX Connection Method: Expansion; Brand: UPONOR; Connection Type: Barbed x Press-fit.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2Ff35ff29a-e8c9-4aa6-aa55-d7b722aa14c8.jpg&w=200)