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MUELLER A 18115 Sweat Connection Sight Glass - Sweat Connection Sight Glasses
MUELLERSweat Connection Sight Glasses

MUELLER A 18115 Sweat Connection Sight Glass

The MUELLER Sight Glass (MPN A 18115) is a sweat connection sight glass made of brass. It has a length of 4 7/8 inches and a cut out length of 4.28 inches.

SKU 3G-OTH-71832

Also listed as: A18115 · A-18115

Brand
MUELLER
Item
A 18115 Sweat Connection Sight Glass
Part Number
A 18115
Category
Sweat Connection Sight Glasses
Available to Order
Also known as:A 18115MUELLER
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Local office
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Phone
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Technical Specifications

MUELLER
Manufacturer Part Number
A 18115
Material
Brass

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

Product Description

The MUELLER Sight Glass (MPN A 18115) is a sweat connection sight glass made of brass. It has a length of 4 7/8 inches and a cut out length of 4.28 inches.

Frequently Asked Questions

What is a MUELLER sight glass used for?

A MUELLER sight glass provides visual confirmation of fluid flow, level, or condition in a pipeline. It is commonly used in HVAC, refrigeration, and industrial process systems to monitor refrigerant or liquid flow without opening the line.

What are the specifications of the MUELLER A 18115 sight glass?

The MUELLER A 18115 is a sweat connection sight glass made of brass. It measures 4 7/8 inches in overall length with a cut out length of 4.28 inches. The sweat connection allows for permanent copper-tube installation.

Where to buy a MUELLER sight glass worldwide?

3G Electric supplies the MUELLER A 18115 sight glass to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this brass sweat connection sight glass.

How to install a sweat connection sight glass?

Install a sweat connection sight glass by cleaning and fluxing the copper tube ends, then heating the joint evenly and applying solder. Allow the assembly to cool naturally. Always follow the manufacturer's guidelines and local codes for pressure and temperature limits.

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

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