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

MUELLER Sweat Connection Sight Glass

<p>The MUELLER Sweat Connection Sight Glass (Model A 18120) is a durable copper component designed for HVAC and refrigeration systems. With a length of 6 5/16 inches and a cut-out length of 4.49 inches, this sight…

SKU 3G-OTH-71907

Also listed as: A18120 · A-18120

Brand
MUELLER
Item
Sweat Connection Sight Glass
Part Number
A 18120
Category
Sweat Connection Sight Glasses
Available to Order
Also known as:A 18120MUELLER
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Technical specs
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

MUELLER
Manufacturer Part Number
A 18120
Material
Copper

Technical Documents

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

Product Description

<p>The MUELLER Sweat Connection Sight Glass (Model A 18120) is a durable copper component designed for HVAC and refrigeration systems. With a length of 6 5/16 inches and a cut-out length of 4.49 inches, this sight glass allows visual confirmation of refrigerant flow and moisture indicators. Its sweat connection ensures a secure, leak-resistant installation.</p><p>Ideal for contractors and maintenance teams, this sight glass is a reliable replacement part. As a Singapore-based supplier, 3G Electric offers this product with worldwide shipping, SGD quotes on request, and GST handled for local buyers. Enjoy fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What are the dimensions of the MUELLER A 18120 sight glass?

The MUELLER A 18120 has a length of 6 5/16 inches and a cut-out length of 4.49 inches.

Can I get a quote in SGD and fast delivery in Singapore?

Yes, 3G Electric provides SGD quotes on request and handles GST for Singapore buyers. We offer fast delivery across Singapore and Southeast Asia.

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.
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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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