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MUELLER A 15502-450 Refrigeration Pressure Relief Valve - Refrigeration Pressure Relief Valves
MUELLERRefrigeration Pressure Relief Valves

MUELLER A 15502-450 Refrigeration Pressure Relief Valve

<p>The MUELLER A 15502-450 is a straight-thru refrigeration pressure relief valve designed for systems requiring reliable overpressure protection. With an adjustable range of 70 to 450 psi, it offers flexibility for…

SKU 3G-OTH-72094

Also listed as: A15502450 · A 15502 450 · A-15502-450

Brand
MUELLER
Item
A 15502-450 Refrigeration Pressure Relief Valve
Part Number
A 15502-450
Category
Refrigeration Pressure Relief Valves
Available to Order
Also known as:A 15502-450MUELLER
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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 15502-450
Type
70 psi to 450 psi
Male NPT
3/8 in
Male Flare
3/8 in
A2L Compatible
Yes

Technical Documents

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

Product Description

<p>The MUELLER A 15502-450 is a straight-thru refrigeration pressure relief valve designed for systems requiring reliable overpressure protection. With an adjustable range of 70 to 450 psi, it offers flexibility for various refrigeration applications. The valve features a 3/8 inch male NPT inlet and a 3/8 inch male flare outlet, ensuring compatibility with common refrigeration lines. It is A2L compatible, making it suitable for use with newer low-GWP refrigerants.</p><p>Ideal for HVACR technicians and contractors, this valve provides dependable performance in commercial and industrial refrigeration systems. 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 pressure range and connection sizes of the MUELLER A 15502-450?

The MUELLER A 15502-450 has a pressure range of 70 to 450 psi, and features a 3/8 inch male NPT inlet and a 3/8 inch male flare outlet.

Is this valve compatible with A2L refrigerants?

Yes, the MUELLER A 15502-450 is A2L compatible, making it suitable for use with A2L refrigerants.

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 refrigeration pressure relief 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 straight-thru pressure relief valve from MUELLER is designed for refrigeration systems, providing overpressure protection by opening automatically when pressure exceeds its set range. It has a pressure range of 70 psi to 450 psi, with a 1/2 in Male NPT inlet and a 5/8 in Male Flare outlet. The valve is A2L-compatible, suitable for use with mildly flammable refrigerants
MUELLER
This straight-thru pressure relief valve from MUELLER is designed for refrigeration systems, providing overpressure protection by opening automatically when pressure exceeds its set range. It has a pressure range of 70 psi to 450 psi, with a 1/2 in Male NPT inlet and a 5/8 in Male Flare outlet. The valve is A2L-compatible, suitable for use with mildly flammable refrigerants

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