Alarms and GaugesMorrison Brothers Clock Gauge 918


Model: 918MEF
The Morrison “clock gauge” displays the liquid level of product stored in an aboveground storage tank. Measures the liquid level in tanks up to a maximum of 3.6 meters high. The 918 audible alarm sounds when the liquid level in the tank reaches the user’s specified level.

This product is currently out of stock and unavailable.

  • Description
  • Additional information


  • Easy to install in a single 2″ tank top opening, easy to calibrate
  • Battery powered audible alarm
  • Gauge 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
  • Optional drop tube float when used in conjunction with a drop tube, reduces float entanglement when turbulent conditions are present
  • 918T and 918FT series are compatible for use with Diesel Exhaust Fluid (DEF)


Body: Aluminum
Float: Stainless steel
Cable: Stainless steel

Additional information

Weight6.3 lbs
Dimensions17 × 6 × 9 in

Morrison Brothers




Clock Gauge Less Alarm, Metric Face w/Drop Tube Float, CARB EVR Approved


Clock Gauge Alarm w/ Standard Float, 2" Male NPT 918—0100 AG, Clock Gauge Alarm w/ Drop Tube Float, 2" Male NPT 918—0400 AG, Clock Gauge Alarm w/ Standard Float, 2" Female NPT 918F–0100 AG, Clock Gauge Alarm w/ Drop Tube Float, 2" Female NPT 918F–0400 AG, Clock Gauge Standard Float w/ 2" Male NPT Less Alarm 918—0000 AG, Clock Gauge Drop Tube Float w/ 2" Male NPT Less Alarm 918—2000 AG

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