Categories : Electronic Fluid Switches


Download Cutsheet BA-185

The GRI 2808 Absence of Water Sensor is a totally new innovative design that helps monitor the level of water and other non flammable liquids. The GRI 2808 is submersible, fully self-contained and responds reliably to the absence of or the presence of water. The GRI 2808 fits a multitude of applications in a wide range of environmental landscapes.

The GRI 2808 microprocessor conducts a sample every 2.5 minutes. Optional custom sample rates are available. Call the factory for more information.

The C-form relay gives the installer greater flexibility for triggering wireless and hardwired communication devices.


  • Microprocessor Controlled

  • Detects Absence or Presence of Liquid

  • Powered by 5 Year Lithium Battery

  • Standard Sample Rate is Once Every 2.5 Minutes

  • Form C Relay

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