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Mueller Refrigeration


Mueller Refrigeration is a company of Mueller Industries, Inc.  Mueller Refrigeration was born out of Mueller Industries’ ongoing evolution, commitment and development in the HVACR industry. Mueller Refrigeration was officially designated as a division of Mueller Industries, Inc. in 1990. Current manufacturing operations are located in Hartsville, Tennessee, and Changzhou, Jiangsu, China. Mueller Refrigeration continues to be a global leader in the production of components for the air conditioning and refrigeration industries. Products today include such items as CYCLEMASTER® ball valves, compressor valves, relief valves, check valves and various system protection devices.
Mueller Refrigeration prides itself in being a quality manufacturer of valves, components and value-added assemblies into the HVACR market. Globally, the company provides diversified products achieving growth and top performance through excellent customer service, creative and innovative achievements and maximization of core manufacturing capabilities.

Our products can be categorised into:
  1. Valves (Ball Valves, Check Valves, Brass Compressor Valves, Cast Iron Compressor Valves, Packed Line Valves, Tranducer Valves, Packless Diaphragm Valves, Brass Angle Isolation Valves, Steel Angle Valves, Pressure Relief Valves, Ball Isolation Valves, Butterfly Valves)
  2. Cast Iron Flanges
  3. Rupture Disc and Pressure Gauge
  4. Change-Over Manifold
  5. Fusible Pipe Plugs & Connectors
  6. Filter Driers / Heat Pump Drier
  7. Sight Glass / Moisture Indicators
  8. Strainers
  9. Flare Fittings
  10. Forged Brass Solder Flages and Gaskets
  11. Component Parts
  12. Cross Reference

More information please visit:


Pressure Relief Valves

DRYMASTER Filter Drier Liquid Line Flare

Sight Glass/ Solder Moisture Indicators Hermatic Sealed

DRYMASTER Filter Driers Replaceable Core Shells

DRYMASTER Filter Drier Cores 48 Cubic Inch

Magnetic Check Valves

CYCLEMASTER Ball Valves With Access Port

CYCLEMASTER Ball Valves Standard Straight