
HM Digital Hydromaster HM100 - Continuous pH TDS EC Temp Meter

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Is the HM Digital Hydromaster HM100 the Right Choice for You?
If you're looking for a professional-grade solution to continuously monitor water quality, the HM Digital Hydromaster HM100 is an excellent option. Designed for hydroponics, aquaculture, and laboratory applications, this advanced meter provides real-time tracking of pH, EC, TDS, and temperature.
- Features & Benefits
- Product Specifications
- What is included?
- Warranty Policy
HM Digital Hydromaster HM100 - Continuous pH TDS EC Temp Meter
The HM Digital Hydromaster HM100 is a professional-grade continuous water monitoring system, designed for hydroponics, aquaculture, and laboratory applications. This advanced device provides real-time tracking of pH, TDS, EC, and temperature, ensuring precise water quality management.

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Customizable alerts for water quality limits.
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24/7 real-time monitoring of pH, TDS, EC & temp.
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Stores six readings for trend analysis.
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Large LCD displays all parameters clearly.
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Digital calibration for fast, precise results.
Why Choose the HM Digital Hydromaster HM100 - Continuous pH TDS EC Temp Meter?
The HM Digital Hydromaster HM100 is a professional-grade continuous monitoring system designed to provide real-time water quality analysis. Ideal for hydroponics, aquaculture, and laboratory applications, this device offers accurate tracking of pH, TDS, EC, and temperature to ensure optimal water conditions. Equipped with programmable alerts, memory storage, and digital calibration, the HM100 simplifies water management while delivering precise measurements. consistent water quality.
Why HM Digital?
HM Digital is a trusted name in water quality testing, offering innovative and reliable solutions for growers, aquarium enthusiasts, and professionals. Designed for precision, its advanced meters provide accurate TDS and temperature readings, ensuring optimal water conditions. With user-friendly features like digital calibration and a durable, water-resistant design, HM Digital products help you maintain consistency and efficiency in your water monitoring routine.

Why Buy From Us?
At GreenThumbDepot, you're not just another sale to a faceless corporation. You're partnering with a team genuinely invested in your success. Our legendary customer service, combined with a promise of unbeatable prices, sets us apart. We're here for you, always.
FAQ Section








Specifications
HM Digital Hydromaster HM100 - Continuous pH TDS EC Temp Meter Specifications | |
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Measurement Parameters | pH, Electrical Conductivity (EC), Total Dissolved Solids (TDS), Temperature |
pH Range | 0.1 – 14.0 pH |
Temperature Range | 0.0 – 60.0 °C / 32.0 – 122.0 °F |
TDS Range | 0 – 9990 ppm |
EC Range | 0 – 10.00 mS |
Resolution | pH: 0.1 pH | Temp: 0.1°C / 0.1 °F | TDS: 1 ppm (0-999ppm), 10 ppm (1000-9990 ppm) | EC: 0.01 mS (0.01 – 20.00 mS) |
Automatic Temperature Compensation (ATC) | Yes |
Accuracy | pH: ± 0.1 pH | Temp: ± 1 °C / °F | TDS: ± 2% | EC: ± 2% |
Power Source | 5V/1A adapter |
Operating Environment | 0 – 50°C (32-122°F) / RH 80% (EC Probe: 0 – 80°C) |
Sensor Cable Length | 24-inch shielded coaxial cable |
Display | Large LCD with real-time monitoring |
Data Logging | Stores up to six previous readings for trend analysis |
Dimensions | 4.3 x 7.9 x 1.3 inches |
Weight | 10 oz (monitor body) / 5 oz (two probes, without case) |
Usage | Ideal for hydroponics, aquaculture, laboratory testing, and water purification monitoring |
What's Included?
The HM Digital Hydromaster HM100 - Continuous pH TDS EC Temp Meter package contains:
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HM Digital Hydromaster HM100 Continuous Monitoring Meter
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pH and EC/TDS sensor probes with 24-inch shielded coaxial cables
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5V/1A power adapter for continuous operation
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Pre-installed memory for storing up to six measurement readings
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User manual with setup, calibration, and monitoring instructions

Warranty Policy
Please check out the manufacturers website for Warranty related issues.