Description
Overview
The Mueller Industries AE15504 is a 300 PSI-rated Pressure Reducing Valve (PRV) designed for dependable pressure regulation in HVAC, refrigeration, and plumbing applications. Featuring a 1/2″ female NPTFE (National Pipe Taper Female with sealant) inlet connection and a 5/8″ flare outlet, this valve provides a secure, leak-resistant transition between pipe and flare tubing systems.
Key Features
- 300 PSI maximum pressure rating for robust system protection
- 1/2″ NPTFE (female) inlet — factory-applied thread sealant for easy, reliable installation
- 5/8″ flare outlet for compatibility with standard refrigeration and HVAC tubing
- Pressure reducing valve design maintains consistent downstream pressure
- Durable Mueller Industries construction for long service life
- Suitable for HVAC, refrigeration, and plumbing pressure control applications
Specifications
- SKU: AE15504
- Brand: Mueller Industries
- Pressure Rating: 300 PSI
- Inlet Connection: 1/2″ NPTFE (Female National Pipe Taper with sealant)
- Outlet Connection: 5/8″ Flare
- Valve Type: Pressure Reducing Valve (PRV)
Application
Ideal for use in residential and light commercial HVAC systems, refrigeration lines, and plumbing installations where precise pressure reduction and reliable flare-to-pipe connections are required.







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