Fowler 54-225-555-0 Xtra-Value Electronic Depth Gage, 0-16”/ 0-406mm


Fowler’s 54-225-555-0 Xtra-Value Electronic Depth Gage is a versatile precision instrument, useful in a wide range of measuring applications. Ideal for quick depth measurements.

Product Description

The Fowler 54-225-555-0 Xtra-Value Depth Gage is a measuring tool that measures depth in inches, millimeters, and fractions of half-inches. With its hold function, you can keep your measurement steady while making adjustments. The large LCD display makes it simple to read your measurements, and the easy zero adjustment guarantees accurate readings each time. The set includes 5 measuring rods, a replacement battery, and a hardened plastic case.

54-225-555-0 Features

  • Resolution: 0.0005″/0.01mm/fractions in 1/64ths
  • Spring-loaded and hold measurement button for ease-of-use
  • Super-large display
  • Travel: 0-1″/25mm
  • Large, high-quality LCD display that’s easy to read
  • Features a 0-16″/406mm range, a resolution of 0.0005″/0.01mm (fractions in 1/64″ increments), and travel of 0-1″/25mm
  • Rod Extensions: Five rods with a diameter of 0.176″ that can be connected to reach full capacity
  • Set Includes: A Fowler 54-225-555-0 depth gage, 5 measuring rods, replacement battery, and a hardened plastic case
  • Functions: inch/metric/fractions (in 1/64th increments); easily adjust for zero setting; spring-loaded and hold measurement button for ease of use
  • 1-year warranty


  • Metalworking
  • Machine Shops
  • Construction
  • Industrial
  • Manufacturing
  • Automotive
  • Mechanical Engineering
  • Aerospace


  • Measure the depth of holes and cavities
  • Check that holes and slots are deep enough for their intended use
  • Measure the height of pins and pillars

About Fowler High Precision

Fowler High Precision specializes in high-quality precision tools made to the exact standards of their customers. Since 1946, they have had a track record of innovation and excellence in metrology. Now, Fowler manufactures a wide range of products, from hand tools to 3D measuring. Their mission is to make measurement easy for all. 

1-Year Warranty for Hand Tools

Fowler provides a 12-month warranty for defects in quality or materials on hand tool products sold in the United States, Canada, and Mexico. You must buy hand tools products from Fowler High Precision or an authorized Fowler distributor to qualify. Fowler reserves the right to require proof of purchase and/or a completed purchaser warranty registration for any warranty claim. To be valid, complete the Warranty Registration within 30 days after the original purchase online at

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Additional Information

Weight 2 lbs
Range (in)


Range (mm)


Resolution (in)


Resolution (mm)


Accuracy (in)

± 0.001"

Accuracy (mm)

± 0.02mm

Repeatability (in)


Repeatability (mm)



Inch/ Metric/ fractions in 1/64" increments



Measuring System



LCD(10.0mm high)

Max. Measuring Speed

120" per second


3V, type CR 2032 Lithium (part #54-350-100-0)

Battery Life

Approx. 1 year

Operational Temperature Rangee

0° C to + 40° C


On/Off; Zero Setting; Hold; Change Measuring Standard

Operation Type


Maximum Relative Humidity


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