EXW Singapore — collect or forward from our Singapore office.

3G Electric
MUELLER A 17937 Magnetic Check Valve, 5/8 in Connections, 1/2 in Cut Out, Copper - Magnetic Check Valves
MUELLERMagnetic Check Valves

MUELLER A 17937 Magnetic Check Valve, 5/8 in Connections, 1/2 in Cut Out, Copper

The MUELLER Refrigerant Check Valve is a magnetic check valve designed for refrigerant systems. This copper-bodied valve features 5/8-inch connections and a 1/2-inch cut out, identified by manufacturer part number A…

SKU 3G-OTH-71971

Also listed as: A17937 · A-17937

Brand
MUELLER
Item
A 17937 Magnetic Check Valve, 5/8 in Connections, 1/2 in Cut Out, Copper
Part Number
A 17937
Category
Magnetic Check Valves
Available to Order
Also known as:A 17937MUELLER
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.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MUELLER
Manufacturer Part Number
A 17937
Material
Copper
Cut Out
1/2 in
Connections
5/8 in

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 Refrigerant Check Valve is a magnetic check valve designed for refrigerant systems. This copper-bodied valve features 5/8-inch connections and a 1/2-inch cut out, identified by manufacturer part number A 17937.

Frequently Asked Questions

What is a MUELLER refrigerant check valve used for?

A MUELLER refrigerant check valve, like the A 17937 magnetic check valve, prevents reverse flow in refrigeration and air conditioning systems. It ensures refrigerant flows in one direction only, protecting compressors and system components from damage caused by backflow.

What are the specifications of the MUELLER A 17937 check valve?

The MUELLER A 17937 is a magnetic check valve with a copper body, 5/8 in connections, and a 1/2 in cut out. It is designed for refrigerant systems and is manufactured by MUELLER. These specifications ensure compatibility with standard refrigeration piping and flow requirements.

Where to buy MUELLER refrigerant check valves worldwide?

3G Electric supplies MUELLER refrigerant check valves, including the A 17937 model, to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for a quote and lead time on this valve.

How to install a MUELLER magnetic check valve?

Install the MUELLER magnetic check valve in the refrigerant line with flow direction matching the arrow on the body. Use proper brazing or flare connections per system specifications. Ensure the valve is oriented vertically or as recommended by MUELLER to allow the magnetic mechanism to operate correctly.

Used in

Common applications for MUELLER
Commercial refrigeration — Mueller diaphragm valves (e.g., MPN A 14841) for refrigerant flow control in supermarket racks and cold storage.
HVAC systems — Mueller sight glasses (e.g., MPN A 18101) for monitoring refrigerant charge and detecting moisture in air conditioning lines.
Industrial process cooling — Mueller ball valves (e.g., MPN A 17934) for isolating flow in chiller and process piping.
Refrigeration compressor protection — Mueller magnetic check valves (e.g., MPN A 17939) to prevent backflow and compressor damage.
A2L refrigerant systems — Mueller A2L-compatible valves and components for use with low-flammability refrigerants in new equipment.
Refrigerant piping maintenance — Mueller check valves and sight glasses for system diagnostics and repair in HVAC and refrigeration.
Not sure this is the right part? Photo-identify it→

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from MUELLER

View all MUELLER parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first