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The LL-101 uses proven ultrasonic technology to operate in virtually any liquid, regardless of viscosity or aeration.  Its small size and standard 3/4” NPT mounting make it the perfect choice for new or existing applications. The LL-101 consists of a 316 LSS sensor and an integral miniaturized, encapsulated electronic control unit which is mounted in a cast aluminum, watertight enclosure. 


  • 500:1 wet to dry ratio
  • Epoxy painted enclosure
  • 316 LSS sensor and encapsulated electronic control unit
  • No calibration or special installation requirements
  • Customizable activation point distance from end of threads (1 – 36 inches)


  • Food processing
  • Chemical
  • Petrochemical
  • Pharmaceutical 


Please review product documents or contact us for the latest agency approval information.  

Product Type Features

  • Sensor Type  Point Liquid Level Sensors

  • Type  Gap

Configuration Features

  • Cable  10 to 40 Feet Optional

Electrical Characteristics

  • Output  10A DPDT

  • Input  AC & DC Options


  • Pressure Range  1000 psi

  • Process Connection  3/4"NPT

  • Actuation Point/Sensing Range  Custom (1 to 36 Inches)


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Datasheets & Catalog Pages

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This information has been provided to your free of charge for your use but remains the sole property of TE Connectivity Corporation (''TE'') or SnapEDA,  Inc. or Ultra Librarian/EMA Design Automation, Inc. (collectively, "Company"). While Company has used reasonable efforts to ensure its accuracy, Company does not guarantee that it is error-free, not makes any other representation, warranty, or guarantee that the information is completely accurate or up-to-date. In many cases, the CAD data has been simplified to remove proprietary detail while maintaining critical interface geometric detail for use by customers. Company expressly disclaims all implied warranties regarding this information, including but not limited to any implied warranties or merchantability or fitness for a particular purpose.