For precision fit,
long life and reliable system protection.

Mueller Refrigeration protection devices include filter driers, sight glasses / moisture indicators and strainers engineered to perform reliably in extreme environments. Like all of our products, each protection device is built from the highest quality materials to exacting specifications for precision fit and long service life.

Protection Devices
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Style: Copper Inline

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Quality & Technical Information

  • Maximum abnormal pressure (MAP): 700 psig, 48 bar
  • Continuous operating temperature (COT): -40°F/300°F, -40°/149°C
  • Compatible with all CFC, HCFC and HFC refrigerants and oils
  • UL/cUL Listed, Conforms to Pressure Equipment Directive 2014/68/EU


  • Refrigeration
  • Air Conditioning
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Specifications & Technical Drawings

  • Copper Inline Style – Dimensions – English / Metric


  • Copper Inline Style – Dimensions – Chinese / Metric


  • Copper Inline Style - Dimensions - Spanish / Metric