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

3G Electric
RFQ CartGet a QuoteSign inSign up
MUELLER Flare to Sweat Adapter: 1/2 in Female SAE, 3/4 in Female Sweat, Copper - Flare to Sweat Adapters
MUELLERFlare to Sweat Adapters

MUELLER Flare to Sweat Adapter: 1/2 in Female SAE, 3/4 in Female Sweat, Copper

The MUELLER Flare to Sweat Adapter (MPN A 15727) is a copper-bodied fitting that connects a 1/2 in Female SAE flare to a 3/4 in Female Sweat connection. It is rated for a maximum pressure of 700 psi.

SKU 3G-OTH-72281

Brand
MUELLER
Item
Flare to Sweat Adapter: 1/2 in Female SAE, 3/4 in Female Sweat, Copper
Category
Flare to Sweat Adapters
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

MUELLER
Manufacturer Part Number
A 15727
Type
Copper
Max
700 psi
Female Sweat
3/4 in
Body Material
Copper
View Full Spec Sheet

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

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

Product Description

The MUELLER Flare to Sweat Adapter (MPN A 15727) is a copper-bodied fitting that connects a 1/2 in Female SAE flare to a 3/4 in Female Sweat connection. It is rated for a maximum pressure of 700 psi.

Frequently Asked Questions

What is the MUELLER Flare to Sweat Adapter used for?

The MUELLER Flare to Sweat Adapter connects a 1/2 in Female SAE flare to a 3/4 in Female Sweat copper line. It is used in plumbing and HVAC systems to transition between flare and sweat connections, enabling reliable joint assembly in refrigeration, water, or gas lines.

What are the specifications of the MUELLER Flare to Sweat Adapter A 15727?

The MUELLER A 15727 adapter has a copper body, 1/2 in Female SAE flare, 3/4 in Female Sweat connection, and a maximum pressure rating of 700 psi. It is designed for durable, leak-resistant joints in copper tubing systems.

Where to buy the MUELLER Flare to Sweat Adapter worldwide?

3G Electric supplies the MUELLER Flare to Sweat Adapter worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this copper fitting.

How to install the MUELLER Flare to Sweat Adapter?

Install the MUELLER adapter by soldering the 3/4 in sweat end onto copper pipe using standard flux and lead-free solder. Tighten the 1/2 in SAE flare nut onto the mating flare fitting with a wrench. Ensure clean, deburred surfaces for a leak-free seal.

Used in

Common applications for MUELLER
Commercial refrigeration systems — Mueller steel shell filter driers for moisture and contaminant removal in liquid lines.
HVAC installations — Mueller sweat connection ball valves for flow control in refrigerant circuits.
Industrial process cooling — Mueller magnetic check valves to prevent backflow in refrigerant piping.
Refrigeration system maintenance — Mueller flare nuts and bushings for access valve connections.
Low-GWP refrigerant systems — Mueller A2L-compatible ball valves for use with low-flammability refrigerants.
Retrofit projects — Mueller filter driers and valves for upgrading existing refrigeration equipment.

MUELLER Products

3G Electric supplies MUELLER flare to sweat adapters. 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 →

Similar products

Matched by specification & description
MUELLER Flare Gasket: 1/4 in SAE, 3/16 in, Copper, 700 psi Max, 3/8 in W x 3/8 in L, A2L Compatible (MPN A 00401). Key specifications — Body Material: Copper; Brand: MUELLER.
MUELLER
MUELLER Flare Gasket: 1/4 in SAE, 3/16 in, Copper, 700 psi Max, 3/8 in W x 3/8 in L, A2L Compatible (MPN A 00401). Key specifications — Body Material: Copper; Brand: MUELLER.
MUELLER Half-Union Connector: 1/4 in Male SAE Right-Hand, 1/4 in Male NPT Right-Hand, Brass (MPN A 04585). Key specifications — Body Material: Brass; Brand: MUELLER.
MUELLER
MUELLER Half-Union Connector: 1/4 in Male SAE Right-Hand, 1/4 in Male NPT Right-Hand, Brass (MPN A 04585). Key specifications — Body Material: Brass; Brand: MUELLER.
MUELLER Flare Nut: 1/4 in Female SAE, 7/16 in Female SAE Right-Hand, Brass, 700 psi Max (MPN A 05051). Key specifications — Body Material: Brass; Brand: MUELLER.
MUELLER
MUELLER Flare Nut: 1/4 in Female SAE, 7/16 in Female SAE Right-Hand, Brass, 700 psi Max (MPN A 05051). Key specifications — Body Material: Brass; Brand: MUELLER.
MUELLER Flare Nut: 3/8 in Female SAE, 5/8 in Female SAE Right-Hand, Brass, 700 psi Max (MPN A 05052). Key specifications — Body Material: Brass; Brand: MUELLER.
MUELLER
MUELLER Flare Nut: 3/8 in Female SAE, 5/8 in Female SAE Right-Hand, Brass, 700 psi Max (MPN A 05052). Key specifications — Body Material: Brass; Brand: MUELLER.
MUELLER Diaphragm Valve: 3/8 in Male Flare, Std Lg Body, 0.6 in Base to Port Center Ht (MPN A 14835). Key specifications — Brand: MUELLER; A2L Compatible: Yes.
MUELLER
MUELLER Diaphragm Valve: 3/8 in Male Flare, Std Lg Body, 0.6 in Base to Port Center Ht (MPN A 14835). Key specifications — Brand: MUELLER; A2L Compatible: Yes.
MUELLER Diaphragm Valve: 1/4 in Male Flare, Std Lg Body, 0.6 in Base to Port Center Ht (MPN A 14833). Key specifications — Brand: MUELLER; A2L Compatible: Yes.
MUELLER
MUELLER Diaphragm Valve: 1/4 in Male Flare, Std Lg Body, 0.6 in Base to Port Center Ht (MPN A 14833). Key specifications — Brand: MUELLER; A2L Compatible: Yes.

More from MUELLER

View all MUELLER parts →
MUELLER Flare to Sweat Adapter: 3/8 in Male SAE, 5/8 in Female SAE Right-Hand, Copper, 700 psi Max (MPN A 15726). Key specifications — Body Material: Copper; Brand: MUELLER.
MUELLER
MUELLER Flare to Sweat Adapter: 3/8 in Male SAE, 5/8 in Female SAE Right-Hand, Copper, 700 psi Max (MPN A 15726). Key specifications — Body Material: Copper; Brand: MUELLER.
MUELLER Flare to Sweat Adapter: 1/4 in Female SAE Right-Hand, 1/4 in Male Sweat, Copper, 700 psi Max (MPN A 15725). Key specifications — Body Material: Copper; Brand: MUELLER.
MUELLER
MUELLER Flare to Sweat Adapter: 1/4 in Female SAE Right-Hand, 1/4 in Male Sweat, Copper, 700 psi Max (MPN A 15725). Key specifications — Body Material: Copper; Brand: MUELLER.