Dickey John® Portable Grain Moisture Tester M20P


Discover the convenience of versatile, high-speed moisture testing with the M20P portable moisture tester. No cups or screw-on caps—just get a simple scoop from bins or hoppers.

Featuring ±0.5 repeatability with normal stored grain, this technologically advanced unit lets you easily bias to match readings to local elevator tests. Select grain types with the push of a button, and change grain calibrations with a simple download.


  • Test up to 20 grains
  • Download preprogrammed calibrations to suit your needs (for Europe unless otherwise indicated):
  • Corn (U.S. and Europe)
  • Soybeans (U.S.)
  • Wheat (U.S. and Europe)
  • Barley (six and two row)
  • Sunflowers
  • Peas
  • Rice
  • Durum
  • Tritical
  • Rye
  • Horsebean
  • Rapeseed
  • Oats
  • Lupine