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Grain Moisture Testers

9 Best Grain Moisture Testers 2025 in the United States

#1

Winner

9.8 score

Agratronix Coffee Moisture Tester Model 08150

Agratronix Coffee Moisture Tester Model 08150

AgraTronix

9.8 score

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The Agratronix Coffee Moisture Tester Model 08150 is a specialized device designed for measuring the moisture content in various coffee commodities, including green coffee, parchment coffee, and cocoa. Its accuracy ranges from 4% to 40%, depending on the type of coffee, making it a versatile tool for coffee producers and enthusiasts who need precise moisture readings. The backlit multilingual display ensures that users can easily read results even in low-light conditions, enhancing its usability.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Ease of Use
Fast and easy to use, provides quick results.
#2
9.6 score

Grains Moisture Meter Smart Grain Moisture Tester for 25 Grains Moisture Testing Rapeseed Wheat Spring Barley Field Bean Corn Winter Barley Oats Buckwheat Coffee Beans Radish Seeds Peanuts AMT65C

Grains Moisture Meter Smart Grain Moisture Tester for 25 Grains Moisture Testing Rapeseed Wheat Spring Barley Field Bean Corn Winter Barley Oats Buckwheat Coffee Beans Radish Seeds Peanuts AMT65C

AMTAST

9.6 score

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The AMT65C Grains Moisture Meter is a versatile tool that can measure the moisture content of 25 different types of grains, including common ones like wheat, corn, and soybeans, as well as more specialized grains such as rapeseed and coffee beans. It offers both moisture and temperature readings simultaneously on a backlit display, which is practical for users who need quick, accurate data in various lighting conditions.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Accuracy
Calibrating it is essential, but once done, it accurately measures moisture in cacao seeds.
Ease of Use
Easy to use for quick moisture checks.
Calibration
Calibrating it is essential, but once done, it accurately measures moisture in cacao seeds.
#3
9.4 score

John Deere Moisture Tester SW08120

John Deere Moisture Tester SW08120

John Deere

9.4 score

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The John Deere Moisture Tester SW08120 is a robust tool designed for farmers and grain handlers. This device stands out with its impressive accuracy of ± 0.5% in the normal moisture range for stored grain, offering reliable and precise moisture readings. It caters to a wide variety of grains, with direct readouts available for 40 different grain scales, making it highly versatile in grain compatibility.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Accuracy
Highly accurate readings.

Top 9 Best Grain Moisture Testers 2025 in the United States

#1

Winner

9.8 score

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AgraTronix

Agratronix Coffee Moisture Tester Model 08150

Accuracy: 4% to 40%
Measurement Range: 32°F to 113°F
Grain Compatibility: green coffee, parchment coffee, cocoa
Ease of Use: backlit display, basic, advanced mode
Portability: handheld and portable
Durability: durable
Calibration: basic, advanced precision mode

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Chosen by 1447 this week

#2

9.6 score

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AMTAST

Grains Moisture Meter Smart Grain Moisture Tester for 25 Grains Moisture Testing Rapeseed Wheat Spring Barley Field Bean Corn Winter Barley Oats Buckwheat Coffee Beans Radish Seeds Peanuts AMT65C

Accuracy: quick, accurate data
Measurement Range: moisture and temperature readings
Grain Compatibility: 25 different types of grains
Ease of Use: easy to handle
Portability: portable

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#3

9.4 score

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John Deere

John Deere Moisture Tester SW08120

Accuracy: ± 0.5%
Measurement Range: 5% to 40%
Grain Compatibility: 40 different grain scales
Ease of Use: illuminated LCD; automatic averaging; store data
Portability: 9 x 5.2 x 5.1 inches; 2.4 lbs
Calibration: store calibration data for all grains

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#4

9.2 score

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AgraTronix

Agratronix MT-Pro Portable Moisture Tester for Grain with Digital Meter Readout, Grain Tester with Carry Case

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#5

8.9 score

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AgraTronix

AgraTronix 30100, Ag-MAC PLUS Grain Moisture Meter

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#6

8.6 score

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AgraTronix

AgraTronix 05100, MT-PRO+ Portable Grain Moisture Meter by AgraTronix

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#7

8.4 score

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SUZLAZYR

SUZLAZYR Portable Grain Moisture Tester, Grain Moisture Meter Grain Humidity Detector with ATC for Coffee,Cocoa,Rice,Wheat 19 Kinds Grains Moisture Testers, 3-40% Measuring Range

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#8

8.1 score

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AgraTronix

AgraTronix MT-16 Grain Moisture Tester

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#9

7.8 score

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Glomora

Glomora Portable Hay Meter,Grain Humidity Meter,Digital LCD Display Grain Moisture Meter for Wheat Corn Rice Peanut Soybean with Non Slip Handle

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Buying Guide for the Best Grain Moisture Testers

Choosing the right grain moisture tester is crucial for farmers, grain handlers, and anyone involved in the storage and processing of grains. The right tester ensures that your grains are stored at optimal moisture levels, preventing spoilage and maintaining quality. When selecting a grain moisture tester, consider the following key specifications to ensure you get the best fit for your needs.
AccuracyAccuracy refers to how close the moisture readings are to the actual moisture content of the grain. This is important because accurate readings help in making informed decisions about drying, storage, and processing. Accuracy is usually expressed as a percentage. High accuracy (within ±0.5%) is ideal for critical applications, while moderate accuracy (within ±1%) may be sufficient for less critical uses. Choose a tester with the accuracy level that matches the precision you need for your operations.
Measurement RangeThe measurement range indicates the range of moisture content that the tester can measure. This is important because different grains have different optimal moisture levels. A wider measurement range (e.g., 5% to 40%) is more versatile and can handle a variety of grains and conditions. If you work with multiple types of grains or need to measure moisture at different stages (e.g., harvest, storage), a tester with a broad range is beneficial. For single-grain operations, a narrower range that matches the specific grain's moisture levels may suffice.
Grain CompatibilityGrain compatibility refers to the types of grains the tester can accurately measure. This is important because not all testers are designed to handle all types of grains. Some testers are versatile and can measure a wide variety of grains, while others are specialized for specific types. If you handle multiple grain types, look for a tester with broad compatibility. If you focus on a specific grain, ensure the tester is optimized for that grain to get the most accurate readings.
Ease of UseEase of use encompasses how simple and intuitive the tester is to operate. This is important because a user-friendly tester can save time and reduce the likelihood of errors. Features like a clear display, simple calibration, and straightforward operation contribute to ease of use. If you need quick and frequent measurements, look for a tester with a user-friendly design. For occasional use, ease of use may be less critical, but still beneficial.
PortabilityPortability refers to how easy it is to carry and use the tester in different locations. This is important for fieldwork and on-site measurements. Portable testers are typically lightweight and battery-operated, making them convenient for use in various settings. If you need to measure moisture content in the field or move between different storage sites, a portable tester is essential. For stationary use, portability may be less of a concern.
DurabilityDurability refers to the tester's ability to withstand rough handling and harsh environments. This is important because grain testing often occurs in challenging conditions. Durable testers are built with robust materials and can resist dust, moisture, and impact. If you work in tough environments or need a tester that can handle frequent use, look for one with high durability. For controlled environments, durability may be less critical, but still a good feature to have.
CalibrationCalibration refers to the process of setting the tester to provide accurate readings. This is important because regular calibration ensures the tester remains accurate over time. Some testers come with automatic calibration features, while others require manual calibration. If you need consistent accuracy and ease of maintenance, look for a tester with automatic or easy-to-perform calibration. For occasional use, manual calibration may be sufficient.

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