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Portagauge® 4

4th Generation Portable Ultrasonic Triple Echo Thickness GaugeP/N: 2099382-PG4POAEx-stockSame-Day Dispatch*Request Quote*Order must be placed before 1pm UK office hours



The Portagauge® 4 is the analytical Thickness Gauge from Coltraco. Offering unparalleled accuracy, this uses triple echo technology which allows operators to inspect the underlying metal thickness, independent of any surface coatings such as paint. For applications where true metal readings and a higher degree of accuracy is required, the Portgauge 4 is the ideal solution. With a variety of sensor options available and underwater variants, this range of units can easily be adapted to a variety of different roles and requirements.

1 years warranty
Lifetime support
Ignores paint layer
Designed forCorrosion testing
Ultrasonic technology
50 hour battery life
Accurate to 0.1mm
2,25MHz probeincluded as standard

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Download Portagauge® 4 PDF here.

Five Core Benefits:


1. Quick testing allows the user to test a large range of metals within a short period of time. Intelligent Probe Recognition (IPR automatically adjusts settings at the same time as transmitting recognition data.

2. Ideal for a wide range of industrial applications: fire cylinders, ship hulls, pipework, storage tanks. Ability to work on heavily corroded metal.

3. Triple Echo technology gives true metal thickness ie excluding coating and paint thickness.

4. Highly accurate units – measurements in steps of 0.1mm from 1.5mm – 99.9mm.

5. Portable unit, lightweight, compact and with long-term reliability.


Portagauge 4 Gallery

How to use the Portagauge® 4 in 4 simple steps:

1. Connect the sensor to the unit.

2. Press the "On" button on the Portagauge® 4 unit.

3. Using the menu button, calibrate the unit to the surface that you are testing.

4. Place the sensor firmly on the surface that you are reading and the Portagauge® will instantly tell you a measurement of the metal thickness in mm.

Stay Compliant With The Regulations

Portagauge® 4 enables you to go above and beyond regulatory compliance.

NFPA 25 – Standard for the Inspection, Testing and Maintenance of Water-Based Fire Protection Systems

9.2.7 Tests During Interior Inspection. Where a drained interior inspection of a steel tank is required by, the following tests shall be conducted:

(3) Non-destructive ultrasonic readings shall be taken to evaluate the wall thickness where there is evidence of pitting or corrosion

(5) Tank bottoms shall be tested for metal loss and/or rust on the underside by use of ultrasonic testing where there is evidence of pitting or corrosion NFPA 13 – Standard for the Installation of Sprinkler System

References made to NFPA 25 for regular inspection, testing and maintenance.

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