Item #871287

Johnson Ultima Switch - 36303

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Image of : Johnson Ultima Switch - 36303 Johnson Ultima Switch - 36303 Item # 871287


Johnson Ultima Switch

  • Highly reliable solid-state switch uses no moving / mechanical parts
  • Digital technology uses patented Mirus™ field-effect detector cells producing micro-electrical fields that detect disruptions caused by water or fluids
  • Detector cells are totally sealed and never in contact with water
  • Switch activates bilge pump when fluid level reaches 2" or more – deactivates pump at 3/4" fluid level
  • Unique 3-way switch disables piezo alarm while keeping warning LED lit
  • 3-second delay prevents false starts
  • Environmentally sensitive mercury-free switch
  • Automatically adjusts to handle pumps up to 20A at 12 or 24V DC


  • Johnson Model No. 36303
  • Nominal Voltage: 12 or 24V DC
  • Max. Current Draw: 20A

Data Sheet


This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm.

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Part Numbers for Johnson Ultima Switch - 36303


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