With simplified controls, the F-6/6-30 is a great entry-level meter for value-minded hay producers. It is also a favorite among those serving the export markets that require lower MC range readings.

Where to Buy

Product Features

  • Easy-to-read analog display.
  • Moisture Range: 6%-30% on hay.
  • Also available with 13%-40% MC range as F-6.
  • Built-in calibration check.
  • Size: 8” x 3” x 1 5/8”.
  • Weight: 10 oz.
  • Rugged construction ensures years of reliable use.
  • Optional sturdy plastic carrying case.
  • 9V battery.
  • 1-year warranty

F-6/6-30 Package Variations:

Individual Instrument: Includes meter. Order as F-6/6-30. (Price: $265.00)

Value Package: Includes meter and 1235 10” probe. Order as F-6/6-30/1235. (Price: $305.00)

18" Value Package: Includes meter and 1235 18" probe.  Order as F-6/6-30/1235/18. (Price: $315.00)

Deluxe Package: Includes meter, H-4 handle, 830-2 10” probe, 831 windrow probe, and carrying case. Order as F-6/6-30/PKG. (Price: $405.00)

Deluxe 18” Package: Includes meter, H-4 handle, 830-3 18” probe, 831 windrow probe, and carrying case. Order as F-6/6-30/18/PKG. (Price: $415.00)

F-6/6-30 Accessories:


324CAS-0065 Carrying Case

This carrying case may be purchased as a part of one of our deluxe moisture meter packages, and fits all prods except the 1986 bale sensor, 830-3 prod, and 830-4 prod. Can also be purchased separately.

(Price: $30.00)



This moisture content standard is great for verifying that your F-series hay moisture meter is in calibration. With two electrical resistance values (16% and 22%) to test your meter against, you can be sure that your readings will stand up to the strictest standards of accuracy. The MCS-4 is also available with a letter of certification traceable to NIST.

(Price: $40.00)

F-6/6-30 Electrodes:

Delmhorst offers a wide assortment of electrodes known throughout the industry for their durability. All Delmhorst electrodes fit any Delmhorst moisture meter. Below are electrodes that are typically used for this model:



10” prod used for testing standard bales. Attaches directly to the connector on top of the meter. Also available in 18” length as 1235/18.

(Price: $60.00 / $75.00)


830 Series

Prods for testing standard and high density bales (requires H-4 Handle).

Available as:

  • 830-2 – 10” prod (Price: $55.00)
  • 830-3 – 18” prod (Price: $60.00)
  • 830-4 – 36” prod (Price: $70.00)
  • 830-5 – 12” for hops (Price: $70.00)

831 Short Pin Prod

For testing hay in the windrow (requires H-4 Handle).

(Price: $40.00)


H-4 Handle

Electrode handle that attaches to the built-in connector on the top of any moisture meter. Can be used with the 830 series prods, 831 short pin disc shaped prod, and 832 long pin disc shaped prod. This is useful for large or high density bales of hay or scrap paper. Two handed operation is recommended over using a prod that connects directly to the top of the meter (like our 1235 series) to minimize stress placed on the meter casing.

(Price: $65.00)

Manuals & Training

Owner's Manual

Product Manual

Download Manual (pdf)

Online Learning

Interactive Training Course

Click here to start learning


Moisture Meters 101 Guide

Finding the right kind of moisture detection equipment to meet your needs is a huge part of being able to anticipate how moisture conditions can affect your work.


Download the eBook, How to Improve Hay Quality

How to Improve Hay Quality

Hay is a very important crop for the farming industry. Farmers with livestock rely on top-quality hay to provide forage for their grazing animals when other grazing plants are scarce.



For more information, view our complete list of Moisture Meter Resources.