Oil Smart® High Liquid Alarm OSA-06

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Oil Smart® High Liquid Alarm OSA-06

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The Oil Smart® High Liquid Alarm Panel (OSA-06) differentiates between oil and water. This product is housed in a NEMA 4X rated heavy duty polycarbonate enclosure. The system features a clear front and deadfront inner door with visible mounted oil and water indicators, alarm test and silence buttons. In addition to these features, the swing panel allows for easy wiring of the Liquid Smart® Alarm Sensor and incoming AC power.



  • UL and CSA certified for United States and Canada
  • Includes Liquid Smart® Alarm Sensor with 20’ cord
  • Yellow oil and white water indicator lights
  • Dry contacts: Oil, Water, High Liquid
  • Alarm horn sounds at 85 decibels at 10’
  • Alarm test and silence buttons; alarm automatically resets
  • Red beacon alarm light
  • NEMA 4X indoor/outdoor polycarbonate enclosure with clear front and deadfront inner door, and stainless steel lockable latch
  • Easy accessible terminal blocks
  • External mounting feet for quick installation to any flat surface


  • Elevator sumps
  • Transformer and oil-filled equipment containment areas
  • Underground vaults
  • Petroleum

Custom Options

  • C = Additional cord length greater than 20’ specify after C.*
  • 95-05 = Floor bracket for Liquid Smart® alarm sensor

*Example: (OSA-06-C50) Indicates 50’ cord length on Liquid Smart® Alarm Sensor

See Water, Inc. manufactures the above product protected under US Patent 7,492,272 and 7,830,268.

Get in Touch: 888.733.9283