
HAF604 certification is required for the design and manufacture of all equipment and components that are designed and manufactured outside of China.
The HAF604 registration confirmation covers the design (Cert # 1312) and the manufacture (Cert # 1313) of Delta’s safety related Differential Pressure Switches.
These switches have a long history of use inside containment in various nuclear power plants around the world in applications ranging from primary steam loop pressure relief systems to rate of change of pressure measurement for Nuclear Steam Supply System (NSSS) leak detection.

For more information, please use the contact form opposite or contact your local sales office or Delta Representative.
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