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Visual Level Indicators & Tank Gauges

Gems Sensors’ visual level indicators provide safe, power-free liquid level monitoring for tanks and vessels. Designed for high visibility and long-term durability, SureSite® and DIPTAPE™ models offer continuous or periodic readouts in environments where electronic sensors may not be suitable. These indicators are ideal for oil, water, chemicals, and other fluids across industrial and OEM applications.

Visual Liquid Level Gauges for Reliable, Power-Free Monitoring

Explore Gems Sensors’ SureSite® and DIPTAPE™ indicators—durable, easy-to-read solutions for continuous or periodic tank level monitoring without external power.

SureSite® Visual Level Indicators

  • External Mounting: Installs on the top or side of tanks for easy visibility
  • High Visibility: Brilliantly colored flags for clear level indication
  • Pressure-Tight Housing: Ensures safety and leak prevention
  • Material Options: Stainless steel, PVC, CPVC, PVDF, Hastelloy

DIPTAPE™ Tank Gauges

  • Manual Operation: Provides periodic readouts without power requirements
  • High Accuracy: Measures to 1/16 in. or 1 mm for precise readings
  • Ideal for Remote Locations: Perfect for areas with limited or no power supply
  • Custom Lengths: Up to 6 ft standard; longer lengths available upon request
  • Material Options: PVC, stainless steel, engineered plastics