MUELLER Sweat Connection Refrigeration Ball Valve
<p>The MUELLER A 18939 is a sweat connection refrigeration ball valve designed for reliable shut-off in HVACR systems. This 1/2-inch male sweat valve features an access port for service and is rated for temperatures…
SKU 3G-OTH-72836
Also listed as: A18939 · A-18939
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
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Product Description
<p>The MUELLER A 18939 is a sweat connection refrigeration ball valve designed for reliable shut-off in HVACR systems. This 1/2-inch male sweat valve features an access port for service and is rated for temperatures from -40°F to 300°F. It is A2L compatible, making it suitable for use with newer low-GWP refrigerants.</p><p>Ideal for refrigeration technicians and contractors, this valve ensures tight sealing and easy operation. As a Singapore-based supplier, 3G Electric offers this MUELLER valve with SGD quotes on request, GST handled for local buyers, and fast delivery across Singapore and Southeast Asia.</p>
Frequently Asked Questions
What are the key specifications of the MUELLER A 18939 ball valve?
The MUELLER A 18939 is a 1/2-inch male sweat connection ball valve with an access port and no relief port. It operates in temperatures from -40°F to 300°F and is A2L compatible.
Is this valve suitable for use with A2L refrigerants?
Yes, the MUELLER A 18939 is A2L compatible, meaning it is designed to work safely with A2L class refrigerants, which are mildly flammable.
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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.
