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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
Category
Sweat Connection Sight Glasses
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

MUELLER
Manufacturer Part Number
A 18115
Material
Brass

Technical Documents

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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.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

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 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 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This brass sight glass features sweat connections for copper pipe installation, allowing visual inspection of fluid flow in piping systems. It is commonly used in HVAC, refrigeration, and industrial process lines to monitor liquid or gas movement, detect bubbles, or verify system charge without disassembly
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This brass sight glass features sweat connections for copper pipe installation, allowing visual inspection of fluid flow in piping systems. It is commonly used in HVAC, refrigeration, and industrial process lines to monitor liquid or gas movement, detect bubbles, or verify system charge without disassembly
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This flared swivel connection sight glass is constructed of brass for visual fluid monitoring in piping systems. The swivel design facilitates alignment during installation, allowing observation of flow, clarity, or liquid presence in lines
This sight glass features a flared swivel connection for easy alignment in piping systems. Constructed of brass, it allows visual monitoring of fluid flow, color, and clarity. Commonly used in HVAC, refrigeration, and process lines
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This sight glass features a flared swivel connection for easy alignment in piping systems. Constructed of brass, it allows visual monitoring of fluid flow, color, and clarity. Commonly used in HVAC, refrigeration, and process lines
This sight glass features a flared swivel connection for easy alignment in piping systems. Constructed of brass, it provides visual flow monitoring to observe fluid movement and detect blockages. Suitable for use in HVAC, refrigeration, and process lines
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This sight glass features a flared swivel connection for easy alignment in piping systems. Constructed of brass, it provides visual flow monitoring to observe fluid movement and detect blockages. Suitable for use in HVAC, refrigeration, and process lines
This sight glass features a flared swivel connection and is constructed from brass. It is used for visual flow monitoring in industrial piping systems, allowing operators to confirm fluid presence and clarity in applications such as lubrication, cooling, and process lines
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This sight glass features a flared swivel connection and is constructed from brass. It is used for visual flow monitoring in industrial piping systems, allowing operators to confirm fluid presence and clarity in applications such as lubrication, cooling, and process lines
This flare connection sight glass is constructed from brass, providing corrosion resistance in piping systems. It allows visual indication of fluid flow or level in refrigeration, HVAC, and process lines. The flare fitting ensures a leak-tight seal. Overall length is 3 7/16 inches
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This flare connection sight glass is constructed from brass, providing corrosion resistance in piping systems. It allows visual indication of fluid flow or level in refrigeration, HVAC, and process lines. The flare fitting ensures a leak-tight seal. Overall length is 3 7/16 inches

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Copper sight glass with sweat connections for permanent installation in copper piping systems. Overall length 7-7/8 inches, cut-out length 5.95 inches. Allows visual monitoring of fluid flow to detect blockages or confirm circulation in HVAC, refrigeration, and plumbing lines
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This MUELLER sight glass is constructed of brass and features sweat connections for copper pipe installation. It allows visual inspection of fluid flow in piping systems, commonly used in HVAC, refrigeration, and process lines. Overall length is 5 3/4 inches with a cut out length of 4.69 inches
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This MUELLER sight glass is made of copper and features sweat connections for installation in copper piping systems. It allows visual monitoring of fluid flow, enabling operators to detect blockages or confirm circulation. Suitable for HVAC, refrigeration, and process lines
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