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Morrison Bros 918T Clock Gauge w/ Alarm for DEF


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.

Standard Features

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)





Construction Details

918 & 918F

Body: Aluminum

Float: Stainless steel

Cable: Stainless steel

918T & 918FT

Body: PTFE coated aluminum

Float: Stainless steel

Cable: Stainless steel

Certifications & Listings

Alarm unit is UL 913 listed

918 single channel alarm and clock gauge is Florida DEP EQ-527

Weight 6.2 lbs
Dimensions 8 × 6 × 4 in
Thread Connection

Male, Female

With Alarm Box?

Yes, No

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