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Eaton´s clogging indicators reliably monitor filter clogging caused by particulate accumulation in hydraulic and lubricating oil filters. The clogging indicators easily integrate into automatic control systems, and ensure continuous contamination control. The AV shut-off valves, intended for use in double filters with change-over valve, that can be serviced during operation and are fitted with a contamination indicator.

Clogging indicator type
Visual, Electrical and Visual-Electrical
max. operating pressure
6,000 psi (420 bar)
operating temperature
-4-176 °F (-20-80 °C)


  • Optical and electrical signalling of the exceeding of pressure limits
  • Easy integration into automatic control systems
  • Continuos contamination control
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