Digital protractors arrow Shimana Digital Protractor

Digital Protractor

Part#: SHAYDP183/184/185
Supplier: Shimana
Calibration Certificate: is available at extra cost
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Digital protractors with a self-adjusting function of zero position, easy to operate on. You can use the Shimana inclinometers as a digital angle finder, protractor and lever - three great products in one!

The Shimana SHAYDP183/184/185 clinometers requires very simple calibration procedures - please see the user manual.


  • Accuracy: 0.1 degree
  • 360 degree measure range
  • Display always read upright, no matter which way the level is turned
  • Precision machined stainless frame
  • Simple calibration requiring no special fixtures
  • Versatile measuring tool: Angle finder, Protractor, Lever - three in one!
  • 3V lithium battery 2000 hours in continuous use


Measuring range: 4×90°(0~360°)
Work temperature: +5°C~+40°C
Work humidity: ≤85%RH
Resolution: 0.1°
Accuracy: 0° and 90°≤0.1°; the rest ≤0.2°
Power: CR2032 3V lithium battery

For different models please see below:

 dp-regular SHAYDP183
Regular Base Protractor
 dp-magnetic-disks SHAYDP184
Magnetic Disks Protractor
 dp-vtype SHAYDP185
V-Groove Digital Protractor

Please note our new part numbers: Shimana AN451-101 was replaced by SHAYDP183, AN451-101M by SHAYDP184 and AN451-101V by SHAYDP185

Need to have this new Shimana SHAYDP183/184/185 Digital Protractor calibrated? While this gauge has passed a quality control check, having a calibration certificate for digital protractors might be required by your quality control system. Digital Measurement Metrology (owner of is a canadian metrology company with more than 25 years of experience. Our Brampton, Ontario based calibration lab has one of the most comprehensive ISO 17025 accredited calibration scope in Canada.

Do you have an old Shimana gauge to be calibrated? We might be able to calibrate Shimana digital protractors (Shimana SHAYDP183/184/185 or a different model) and provide an ISO, NIST traceable calibration certificate. Please contact our metrology lab for more info.

Ordering info

SKUDescription Base typeIn Stock
SHAYDP183Regular Base Digital Protractor regular 5
SHAYDP184Magnetic Digital Protractor Magnetic Disks 5
SHAYDP185V-Groove Magnetic Digital Protractor V-Groove magnetic 5
To order Digital Protractor or technical assistance please contact us.

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