AD402-A, Auto Drain Valve

The AD402-A is the improved version of SMC's proven AD402 auto drain design.  These enhancements include an improved resistance to foreign matter, increased discharge rate and reduced weight.

  • Improved environmental resistance with transparent bowl guard
  • 360° visibility of bowl contents
  • Reduced maintenance space and easier maintenance
  • Now with three bowl material choices: polycarbonate, nylon (new), aluminum
  • Top and side entry types available
AD402-A, Auto Drain Valve
Configuration Options
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Product Options

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Select values from the drop down lists or make appropriate selections to configure the part number.
Piping Direction Configuration Status
Thread Configuration Status
Port Size Configuration Status
Auto Drain Type Configuration Status
Bowl Configuration Status
Valve Configuration Status
Pressure Unit Configuration Status
Options in:
  • Gray are not compatible with other selected option value.
  • Red conflict with another selected option value.
  • Amber are not recommended.


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