Tank Level Gauges

The Krueger Sentry Tank Gauge product line includes liquid level gauges, leak gauges, overfill protection gauges and accessories for our products. Browse our products below. Question on ordering? See our Order Help page or call. We are happy to help!

Liquid Level Gauge

Liquid Level Gauges

  • At A Glance
  • Therma Gauge
  • The L Gauge
  • Barrel Gauge
  • Remote Reading Gauge
  • GFK Gauge
  • Chemical Gauge
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Overfill Alert Gauges

Overfill Alert Gauges

  • Standard Overfill Alert Gauge
  • OF-S1 Overfill Gauge
  • OF-S2 Overfill Gauge
  • OF-S3 All Stainless Overfill Gauges
  • PO- All Plastic Overfill Gauge
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Leak Detection Gauges

Leak Detection Gauges

Vertical leak monitor used for detecting leaks in the annular/interstitial space of a double wall above ground containment tank.

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Gauge Accessories & Options

Gauge Accessories & Options

Krueger offers audible alarms, remote displays, repair kits, and material upgrades that retrofit directly to the gauges you have in the field. 

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Chemical Gauge

Chemical Gauge

Some of our most popular level gauges now in an all plastic construction to provide maximum compatibility with more aggressive liquids and chemicals.

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