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10 Best Hay Moisture Testers of July 2024


Bestseller No. 1
Pokiphip TK100H Portable Hay Moisture Meter - Precise Hay Moisture Tester with Probe for Monitoring and Ensuring Optimal Hay Quality, Preventing Mold and Spoilage
Bestseller No. 2
AgraTronix Hay Bale Moisture Tester HT-Pro
Bestseller No. 3
TK100H Portable Hay Moisture Tester, Precise & Fast Measurements Hay Moisture Meter With Probe, Moisture Meter Probe for Hay, Froage Grass, Leymus Chinensis, Alfalfa and Other Hays
Bestseller No. 4
Agratronix BHT-2 Advanced Baler-Mounted Hay Moisture Tester
Bestseller No. 5
TK100 0-80% Digital Hay Bales Moisture Meter Tester for Straw Bundles,Wood Sawdust Powder,Cereal Straw,Bran,Forage Grass,Leymus Chinensis,Emperor Bamboo Grass,Fibre,Soybean Meal,Leaves,Silage,Corncob
Bestseller No. 6
Agratronix Windrow Hay Moisture Tester
Bestseller No. 7
Agratronix 07121, HT-PRO Portable Hay Moisture Tester 10in Probe


Maintaining the proper moisture level in hay is critical for both its quality and safety. Incorrect moisture levels can lead to the growth of mold and bacteria, posing health risks to livestock and resulting in financial losses for farmers. A hay moisture tester is an essential tool for anyone involved in the production, sale, or use of hay. This buying guide aims to help you understand the key features to look for in a hay moisture tester, so you can make an informed decision tailored to your needs.

Accuracy and Reliability

A Matter of Trust:

  • Accuracy is paramount when selecting a hay moisture tester. Inaccurate readings can result in improper storage conditions. Choose a tester that offers a low margin of error and consistent results over time.

Ease of Calibration


  • Calibration is essential for maintaining the accuracy of the tester. Some devices come pre-calibrated, while others may require periodic manual calibration. Easy calibration processes are a bonus.

Probe Length and Design

Deep Dive:

  • The length and design of the probe matter because they affect how deeply the probe can penetrate the hay bale for a reading. Opt for a length and design that matches the type of hay bales you typically handle.

Portability and Durability


  • If you’re going to be using the tester in various locations, it should be portable and easy to carry. Durability is also crucial; a sturdy construction will stand up to the rigors of farm use.

Display and Readability

Clear View:

  • An easy-to-read digital display can make it easier to interpret results quickly. Some advanced models may even feature backlit displays for easier reading in low light conditions.

Temperature Compensation

Hot or Cold:

  • Hay moisture levels can be affected by temperature. A tester that offers automatic temperature compensation can be a very useful feature for obtaining more accurate readings.

Battery Life and Power Options

Endurance Run:

  • Battery life can be a crucial consideration if you need to take multiple readings over a prolonged period. Some testers offer alternative power options like solar charging or an AC adapter.

Data Storage and Connectivity

Beyond the Readings:

  • Some high-end hay moisture testers allow you to store data and even connect to a smartphone or computer for further analysis. This feature can be particularly useful for large-scale operations to monitor trends over time.

Cost and Warranty

Value Proposition:

  • High-end models with advanced features can be pricey but could be worth the investment for commercial operations. Don’t forget to consider the warranty and customer service when making your choice.

Choosing the right hay moisture tester is not just a matter of convenience; it’s a necessity for quality control and safety in hay production and storage. With numerous options on the market, focusing on key features like accuracy, calibration ease, and durability will guide you toward making an informed decision that will benefit both you and your livestock.