NK - Ultrasonic Level Switch

Brand: KOBOLD Instruments, Inc

KOBOLD NK ultrasonic level switches are a direct replacement for mechanical float type liquid level devices.

It provides reliable operation in virtually any free-flowing liquid and eliminates failure caused by the finite operational life inherent in mechanical float designs.

The solid-state integral electronics are fully sealed with epoxy. Rugged and reliable, this metal level switch is designed for years of maintenance-free service.
  • Ultrasonic Gap Switch for Free-Flowing Liquids
  • Rugged and Reliable
  • SPDT Relay Output
  • 316L SS Construction
  • Quick Delivery



  • 2 mm or Better

Input Voltage

  • 5 to 30 Vdc


  • SPDT Relay


  • 3/4” NPT

Maximum Temperature

  • Standard: 178° F/80° C
  • HT Version: 212° F/100° C

  • Pump Protection
  • Storage Tanks
  • Compressors
  • Coolant Reservoirs
  • Boiler Water Cut-off
  • Chillers
  • Hydraulic and Lube Oil Reservoirs


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