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MUELLER Sweat Connection Refrigeration Ball Valve - Sweat Connection Refrigeration Ball Valves
MUELLERSweat Connection Refrigeration Ball Valves

MUELLER Sweat Connection Refrigeration Ball Valve

The MUELLER Refrigerant Ball Valve: 1 Cv is a sweat connection refrigeration ball valve with a 1/4 in Male Sweat connection. It features no access port and no relief port, and is A2L compatible. This valve is…

SKU 3G-OTH-72396

Also listed as: AP 17859 · AP-17859

Brand
MUELLER
Item
Sweat Connection Refrigeration Ball Valve
Part Number
AP17859
Category
Sweat Connection Refrigeration Ball Valves
Available to Order
Also known as:AP17859MUELLER
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Technical Specifications

MUELLER
Manufacturer Part Number
AP17859
Type
No Access Port, No Relief Port
Male Sweat
1/4 in
Access Port
No
Relief Port
No
A2L Compatible
Yes

Technical Documents

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

Product Description

The MUELLER Refrigerant Ball Valve: 1 Cv is a sweat connection refrigeration ball valve with a 1/4 in Male Sweat connection. It features no access port and no relief port, and is A2L compatible. This valve is identified by manufacturer part number AP17859.

Frequently Asked Questions

What is the MUELLER Refrigerant Ball Valve AP17859 used for?

The MUELLER AP17859 is a sweat connection refrigeration ball valve used to isolate refrigerant flow in HVAC and refrigeration systems. Its 1/4 in male sweat connection allows brazed installation on copper lines. With no access or relief ports, it provides a compact, leak-resistant shutoff solution for A2L-compatible applications.

What are the specifications of the MUELLER AP17859 refrigerant ball valve?

The MUELLER AP17859 has a flow coefficient of 1 Cv, a 1/4 in male sweat connection, and no access or relief ports. It is A2L compatible, making it suitable for low-flammability refrigerants. The valve is manufactured by MUELLER under part number AP17859 and is designed for brazed installation in refrigeration lines.

Where to buy the MUELLER AP17859 refrigerant ball valve worldwide?

3G Electric supplies the MUELLER AP17859 refrigerant ball valve to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this A2L-compatible sweat connection valve.

How to install the MUELLER AP17859 sweat connection ball valve?

Install the MUELLER AP17859 by brazing the 1/4 in male sweat connection to copper tubing using a suitable silver brazing alloy. Ensure the valve is fully open during brazing to prevent damage to the ball seal. After cooling, close the valve and pressure-test the system for leaks. Follow standard refrigeration piping practices.

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.
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MUELLER Products

3G Electric supplies MUELLER sweat connection refrigeration ball valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This sweat connection refrigeration ball valve has a 3/8 in male sweat connection for brazing into copper lines. It features a 4.3 Cv flow coefficient and is A2L compatible for use with low-flammability refrigerants. The valve has no access port or relief port
MUELLER
This sweat connection refrigeration ball valve has a 3/8 in male sweat connection for brazing into copper lines. It features a 4.3 Cv flow coefficient and is A2L compatible for use with low-flammability refrigerants. The valve has no access port or relief port

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