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MUELLER Refrigerant Check Valve: Magnetic Check Valve, 1 1/8 in Connections - Magnetic Check Valves
MUELLERMagnetic Check Valves

MUELLER Refrigerant Check Valve: Magnetic Check Valve, 1 1/8 in Connections

The MUELLER Refrigerant Check Valve is a magnetic check valve designed for refrigerant systems. This copper-bodied valve features 1 1/8 inch connections and a 15/16 inch cut out, identified by manufacturer part…

SKU 3G-OTH-71982

Brand
MUELLER
Item
Refrigerant Check Valve: Magnetic Check Valve, 1 1/8 in Connections
Category
Magnetic Check Valves
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Technical Specifications

MUELLER
Manufacturer Part Number
A 17940
Material
Copper
Cut Out
15/16 in
Connections
1 1/8 in
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MUELLER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MUELLER Refrigerant Check Valve is a magnetic check valve designed for refrigerant systems. This copper-bodied valve features 1 1/8 inch connections and a 15/16 inch cut out, identified by manufacturer part number A 17940.

Frequently Asked Questions

What is a MUELLER refrigerant check valve used for?

A MUELLER refrigerant check valve, like the magnetic model A 17940, prevents reverse flow in refrigeration and air conditioning systems. It ensures refrigerant moves in one direction only, protecting compressors and maintaining system efficiency in commercial and industrial cooling applications.

What are the specifications of the MUELLER A 17940 check valve?

The MUELLER A 17940 is a magnetic check valve with a copper body, 1 1/8 inch connections, and a 15/16 inch cut out. It is designed for refrigerant systems and is identified by manufacturer part number A 17940. These specifications ensure proper fit and function in your piping layout.

Where to buy MUELLER A 17940 check valve worldwide?

3G Electric supplies the MUELLER A 17940 magnetic check valve to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this copper-bodied refrigerant valve with 1 1/8 inch connections.

How to install a MUELLER magnetic check valve?

Install the MUELLER magnetic check valve in the correct flow direction, typically indicated by an arrow on the copper body. Ensure connections are clean and properly sealed with compatible refrigerant fittings. Follow standard refrigeration piping practices and verify the 15/16 inch cut out aligns with your system.

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 magnetic check valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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