Fowler 54-100-042-1 Xtra-Range Electronic Caliper, 0-40”/0-1000mm

Original price was: $1,383.55.Current price is: $1,221.00.

With a nib size of 0.800″ for internal measurements, the 54-100-042-1 caliper has an accuracy of ±0.004″/0.010mm and a resolution of 0.0005″/.01mm.

Add 5-7 days for calibration

Product Description

The Fowler 54-100-042-1 Xtra-Range Electronic Caliper has long measurement jaws for reaching into corners and small spaces. With a measuring range of 0-40″/0-1000mm, it’s perfect for measuring large and wide objects. Even more, it has a direct inch/metric conversion feature, so you can easily switch between measurements.

Transmit output data from this caliper via RS-232C cable for easy transfer to your computer. Additionally, the knurled lock screw and fine adjustment ensure everything stays in place while using this caliper. Measure outside and inside dimensions with one pair of jaws and zero-setting for intermediate or differential measurements.

The stainless steel frame ensures durability, even when used in harsh conditions. Use the Fowler 54-100-042-1 Xtra-Range Electronic Caliper confidently, as it includes a full 2-year warranty.


  • IP54-protected against fluid and dust
  • Resolution: 0.0005″/0.01mm
  • Hold feature
  • Knurled lock
  • Inch/millimeter
  • Large, easy-to-read LCD display
  • Absolute/Incremental measurement
  • Preset mode includes offset size for ID measurements
  • All sizes feature fine adjustment


  • Industrial
  • Manufacturing
  • Metalworking
  • Mechanical Engineering
  • Construction
  • Carpentry


  • Measure the internal diameter of an object
  • Measure the thickness of an object
  • Measure the distance between two points on an object
  • Ensure parts meet specifications

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

Learn more at

Additional Information

Weight 10 lbs
Dimensions 49.5 × 9 × 1.4 in
Range (in)


Range (mm)


Accuracy (in)

± 0.004"

Accuracy (mm)

± 0.010mm

Jaw Depth


Nib Size


Frame Material

Stainless Steel


Internal, External

Operation Type

Electronic/ Digital


Inch/ Metric





Max. Measuring Speed

120” per second


Preset Zero; Inch/Metric; Hold; ABS/INC; On/Off

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