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Material Handling


  • Drum Alarms

    Remote mount and direct mount drum alarms designed to provide visual as well as audible indication of tank levels. Feature a magnetic switch that triggers a 110-dB alarm, and are powered by a 9-volt lithium battery. Can be easily reset even in Alarm mode

  • Liquid Level Gauges

    Swing-arm Therma Type H liquid level gauges ideal for measuring liquid level inside drums of depths up to 12 feet. Feature an aluminium bushing, a galvanised or stainless-steel rod, and an operating temperature range of -20 to 120 degrees F. Overfill alert & chemical level gauges also available



  • Liquid Level Switch Accessories

    Liquid level remote reading gauges designed to fit nearly all liquid level gauges and allow users to remotely monitor the tank's level. Come with a 25-ft remote wire & an LED display that can be installed anywhere within 100 feet of the transmitter. Tank alarms and gauge guards also available


Pipe Fittings and Couplings

  • Gauge Guards

    Aluminium / PVC gauge guards designed to protect vials from physical damage and internal tank pressure. Compatible with nearly all Krueger gauges

Test Instruments

Pressure and Vacuum Measuring

  • Gauge Repair Tools

    Includes a broad range of gauge repair tool kits designed to replace all components at the top of the gauge. Contain a glass or plastic calibration unit, an indicator tube, a gasket and a lock nut, and are compatible with D, K, H and OF Series level gauges

Krueger Sentry Gauge has been manufacturing high-quality tank gauges and related components for more than 65 years. Its product line includes liquid level gauges, overfill alert gauges, leak gauges and tank gauge accessories and repair parts. The Liquid Level Gauge catalogue comprises Type D, Type H, Type B, Type L, Type DU and Type GFK level gauges. Krueger Sentry Gauge Type H level gauge is highly durable and can be installed quickly in tanks ranging from 6 inches to 144 inches in depth. It is commonly used to determine all types of liquid levels. Krueger leak gauge is mainly designed to detect leaks in the interstitial or annular space of a double wall containment tank. It comes with an HDPE float, aluminium rods, aluminium bushings and plastic calibration. Shop from a wide range of these Krueger gauges and other company products, such as drum alarms and gauge guards, on Raptor Supplies.