The HM Digital Replacement Sensor for ORP-200 is designed to restore and enhance the performance of your ORP-200 meter. This high-quality replacement sensor ensures accurate and reliable measurement...
Measuring the pH value of water-based solutions is important for various applications. This can be easily done using HM Digital PH-80 pH Hydro Tester. This device is economically priced, and...
HM Digital COM-300: Waterproof Professional Series pH/EC/TDS/Temp Meter
The COM-300 is a professional grade level pH/EC/TDS/Temp meter ideal for all water quality testing, hydroponics, water
PPH-1000: Single Line pH and Temp Controller
This new offering from HM Digital gives the user a single-line pH controller ideal for any industrial or commercial systems needing to control pH levels...