Morrison Bros. 918 Series 2 in. Female NPT Clock Gauge & Alarm w/ Drop Tube Float - Meters & Centimeters

Morrison Bros.
2 in.
Product Type:
Drop Tube Float
Up to 3.7 Meters
7.00 LBS
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The Morrison "clock gauge" displays the liquid level of product stored in an aboveground storage tank. Measures the liquid level in tanks up to 12 feet high. The 918 audible alarm sounds when the liquid level in the tank reaches the user's specified level.


  • Easy to install in a single 2″ tank top opening, easy to calibrate
  • Battery powered audible alarmGauge face displays level reading in feet and inches. The hour hand (short hand) displays the number of feet and the minute hand (long hand) accurately displays the number of inches
  • Accurate to 1/8 of an inch
  • Easily read from 30 feet away
  • Vapor tight construction
  • Vapor tight fog free design • Gauge rotates 360° making it easy for the face to be read from the desired orientation
  • Visual indicators for high level (red) and low level (green) are applied to the dial face cover
  • Standard float fits through a 2″ schedule 40 pipe nipple
  • Compatible with 2″ Morrison model 419 drop tube

Construction Details

  • Body: Aluminum
  • Float: Stainless steel
  • Cable: Stainless steel


  • Alarm unit is UL 913 listed
  • 918 single channel alarm and clock gauge is Florida DEP EQ 527