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Displacement Transducers

3D Crackmeters | Model 4415

  • Model 4415 3D Crackmeter.
  • Closeup showing alignment block, used during installation, for correct spacing.
  • Measurements are made using the Model 1400-1 Dial Indicator (top) or Model 1400-4 Digital Depth Micrometer.
Model 4415

The Model 4415 3-Dimensional Crackmeter is a simple and rugged instrument designed to manually measure the displacement across cracks and/or expansion joints in three directions.


Mechanical Range
4415-1 | 0-12.5 mm, in each X, Y, Z axis
4415-3 | 0-25 mm, in each X, Y, Z axis
4415-5 | 0-50 mm, in each X, Y, Z axis
stainless steel
#4 rebar
Anchor Dimensions (Ø × H)
12 mm × 150 mm

Please Note: GEOKON maintains an ongoing policy of design review and reserves the right to amend products and specifications without notice. Various instruments are discontinued over time and replaced with new, updated models.