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Gobius 4 Single Tank Monitor System - Fresh Water / Fuel

Gobius 4 Single Tank Monitor System - Fresh Water / Fuel

  • Applications: Fresh Water and Fuel Tanks, Power: 12/24 Volt DC
  • Number of LED Indicators: (4) (Empty, 1/4, 1/2 and 3/4 Full)
  • Mount: External Wall of Tank
  • Item #: 
    Model #: 


    Shipping Weight: 
    1.75 Lbs.
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    Status:    null In Stock

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    • The Gobius 970497 tank monitor for water and fuel is a simple tank monitor
    • Applications: Water and fuel tanks
    • Glows red when the tank is becoming empty, and it is time to refill it
    • LEDs of different colors show the four levels:
      • Empty, 1/4, 1/2 and 3/4 Full
    • The (3) sensors are mounted (glued) with a 3M adhesive tape on the outside of your tank
    • Measures from the outside - nothing on the inside of the tank
    • Designed to work with metal or plastic tanks
    • Unique sensor technology (Not ultrasonic)
      • GST is different from ultrasonic sensors in two distinct aspects
        • The sound/vibration frequency range is in the audible spectra and the method is designed to measure and monitor the local mechanical impedance of a tank wall, not transmitting/ receiving pulses as ultrasonic techniques do
    • No sender inside the tank to clog
    • No holes to drill in the tank
    • Options for single or multiple sensors
    • NMEA 2000 compatible with 4-20mA adaptor
    • Fully Automatic with range of sensing options
    • Configurable output for gauge impedance
    • Configurable Sensing period range 10s - 10 min


    • Gobius 4 for Water / Fuel
    • (4) Level Light Indicators
    • Levels: Empty, 1/4, 1/2, 3/4
    • Number of Sensors: 3
    • Outputs:
      • Analogue Output (10Ω-180Ω, 240Ω-33Ω, 4-20mA)
      • Output for light or buzzer (both full and empty)
    • Wall Thickness Range:
      • Stainless Steel: 1/32" - 3/32"
      • Aluminum: 1/16" – 3/16"
      • Polyethylene: 1/8" – 1/2"
      • Fiber Glass: 1/8" – 5/16"
    • Supply Voltage 10 - 29 Volt DC
    • Current (Idle) 40 mA
    • Current (Operation) 200 mA
    • Lamp/Buzzer Output: 29 Volt DC max, 200 mA

    For Installation Instructions see Gobius-4 Water-Fuel and Fluid Holding Tank Guide here

    Documentation available at the following links:


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