Economical and Reliable Liquid Level Monitor

One of our most reliable and economical liquid level monitors is recommended for small tank applications with depths of 6" up to 30".

  • Highly visible "top reading" or "Side Reading" tank level monitor. (Not side mount)
  • Tough, acrylic calibration dome.
  • Level monitor available in 1 1/2" and 2" openings. Also has several custom bushings listed below.
  • The lowest profile liquid level monitor amongst the Krueger Gauge product line.

The L Gauge Overview

What it is

Top mounted liquid level gauge that can measure the level of smaller tanks. Comes in any size from 6 inches to 30 inches. The L Gauge is not a side mount gauge. Must be top mounted.

Additional Options - Not Included

Several alternative bushings and options are available.

  • Fits through 1.75 inch diameter opening/ hole.
  • No tank fitting required.
  • Duro Nitrile gasket seals it from the top and bottom.
  • Must have access to the tank opening from the inside of the tank.
  • 1 - 5/16" flange for welding or soldering to tank.
  • Standard material is CRS (cold roll steel)
  • Also available in a 5 bolt hole pattern. (aluminum)

Instructions for Operation

  1. Unthread the red locking nut. Separate the aluminum bushing from the rest of the gauge. (do not lose the rubber gasket)
  2. Thread the aluminum bushing into the female fitting on the top of your tank.
  3. Drop gauge through the center of the aluminum bushing float first. Be sure your gasket is still in between the top of the bushing and the calibration.
  4. Be sure your swing arm is pointing to an open spot in the tank, avoiding walls, corners, baffles or other obstructions.
  5. Tighten your red locking nut and calibration down to the aluminum bushing. Hand tighten the red nut until snug. If a tool is required, use care not to break the red nut
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