Dakota Ultrasonics is a manufacturer of high-quality industrial ultrasonic testing equipment for the petrochemical, aerospace, power generation, automotive, and other related industries. If you have any questions, need technical support or have a request for custom items, the Dakota Ultrasonics team is available and eager to assist.

With the hand held MX-3 Ultrasonic micrometer, you can make reliable measurements or scan a length of material for the thinnest point. The tool’s backlit display is easy to read, even in dim light, and the unit operates for up to 200 hours on a single set of batteries. The MX-3 comes complete, ready to use and is protected by Dakota Ultrasonics 5 year limited warranty.

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Key Features

Case: Extruded aluminum body / nickel plated aluminum end caps.
Resistant to impact and environmentally sealed.
Keypad: Sealed membrane that is resistant to both water and petroleum products.
Six tactile-feedback keys.
Transducer: Dual elements (transmit and receive).
1 to 10 MHz frequency range.
Locking quick disconnect Lemo connectors.
4 foot cable.
Custom transducers available for special applications
Power Source: Two 1.5V alkaline or 1.2V NiCad AA cells.
Typically operates for 200 hours on alkaline and 130 hours on NiCad.
Display: Multi-function 4.5 digit liquid crystal display with 0.500 inch numerals, backlit for use in poor light conditions.
Bar graph indicates stability or reading.
Measuring range: Measures from 0.025 to 19.999 inches (0.63 to 500 millimeters)
Resolution: 0.001 inch (0.01 millimeter)
Velocity Range: 0492 to .3937 in/m s. 1250 to 10,000 meters/sec
Warranty: 5 years limited


  • Corrosion & Pitting
  • Boilers
  • Tube & Pipe
  • Glass
  • Tanks
  • Variety of Applications