Starting at $310.00

Delmhorst Instrument

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  • Moisture range: 6 to 30% on wood
  • Easy-to-read analog display
  • Built-in calibration check
  • Integral contact pins mounted on top of meter provide 5/16” penetration
  • Built-in connector accepts any Delmhorst electrode
  • Size: 8” x 3” x 1 5/8”, Weight: 10 oz
  • Rugged construction ensures years of reliable use
  • 9V battery
  • 1-year warranty

The Delmhorst J-4 is pin-type analog moisture meter that is a tried and true solution for installers, woodworkers, and small shops. Easy to operate and easy to read, the J-4 is a great entry level meter or an excellent choice for those who prefer an analog display. The J-4 is ready to use right out of the box

The J-4 moisture meter has a range from 6 to 30% on wood. Results are clearly shown on an easy-to-read analog display.

The Delmhorst J-4 has integral contact pins mounted on top of meter that provide 5/16" penetration. The meter also has a built-in connector that accepts any Delmhorst moisture electrode. A built-in calibration check keeps the instrument accurate.

The Delmhorst J-4 moisture meter is available in multiple package options:

  • J-4W/CS includes the J-4 meter with 324CAS-0064 case
  • J-4/PKG includes the J-2000 meter with 324CAS-0066 case, 26-ES electrode, (10) 496 pins


Delmhorst 26-ES Slide Hammer Electrode
10-inch shaft slide hammer electrode with 496 contact pins for penetrating up to 1-1/8"
Delmhorst 2-E Pin Electrode
2-pin electrode fitted with the same 5/16" penetration pins that are mounted on Delmhorst pin type meters
Delmhorst 21-E Pin Electrode
2-pin electrode fitted with Model 608 insulated pins for penetration to 3-1/4"
In Stock
Delmhorst 22-E Pin Electrode
2-pin electrode fitted with Model A-111 un-insulated pins for penetration to 1-1/2"
Delmhorst 19-E/STC Blade Electrode
Features two 5'' long blades, bent to a 35° angle for checking behind trim and molding
In Stock
Delmhorst 2-E/SPLIT Electrode
Makes moisture testing in hard to reach places a breeze by simply attaching any length metal “probe” to the alligator clips on the end


Delmhorst MCS Moisture Content Standard
Moisture content standards are great for verifying that your Delmhorst moisture meter is in calibration
In Stock


Please consider these optional accessories.

Delmhorst 496 Contact Pins
2" insulated contact pins can penetrate up to 1-1/8"
Delmhorst 1849 Contact Pins
1-1/2" insulated contact pins can penetrate up to 1/2"
In Stock
Delmhorst 2497/A-100 Contact Pins
Uninsulated pin and retainer with 5/16" penetration
Delmhorst A-111 Contact Pins
Uninsulated contact pin measures 1-7/16” and has 1/2" penetration
In Stock
Delmhorst 608/4 Contact Pins
4" insulated contact pins can penetrate up to 3-1/4", pack of 4
Delmhorst 632 Retainers
Retainer used to hold #496, #1849, and #A-111 contact pins in place
Delmhorst 305RET-0021 Retainers
Retainer used to hold #608 contact pins in place
Delmhorst Certificate of Conformance
Delmhorst Certificate of Conformance with serial number
Call for pricing


This product can be used in the following applications: