Trolmaster WCS-2 3-in-1 Substrate Sensor – Water Temperature and EC Sensor for Cultivation
Trolmaster WCS-2 3-in-1 Substrate Sensor – Water Temperature and EC Sensor for Cultivation
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Measurement: 3-in-1 water content (0-100%), temperature, and EC.
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Accuracy: water ±2%, temp ±1°C, EC ±0.2 mS/cm.
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Voltage: 10.8-13.2V with a consumption of 140 mA at 12V.
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Compatibility: Aqua-X, Aqua-X Pro, and Hydro-X Pro with LCD screen.
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Description
- 💧 3-in-1 sensor: Measures substrate water content from 0 to 100%, temperature, and EC.
- 🎯 High precision: ±2% for moisture, ±1°C for temperature, and ±0.2 mS/cm for EC from 0 to 5 mS/cm.
- 🖥️ LCD display: Direct readings on the module and integrated addressing button.
- 🔌 Full compatibility: Works with Aqua-X, Aqua-X Pro, and Hydro-X Pro at 10.8–13.2 V.
The TrolMaster WCS-2 sensor gives you the real-time status of the root zone for precise irrigation.
Full description
TrolMaster WCS-2 — 3-in-1 Water Content Sensor with LCD Display
The TrolMaster WCS-2 is the advanced 3-in-1 substrate sensor that simultaneously measures water content (0-100%), temperature and EC of the culture medium. With integrated LCD display and addressing button, it provides continuous real-time data compatible with TrolMaster Aqua-X, Aqua-X Pro and Hydro-X Pro systems.
WCS-2 Specifications
- Water content: 0-100% ±2% · Temperature: 0-50°C ±1°C · EC: 0-5 mS/cm ±0.2 mS/cm
- Voltage: 10.8-13.2V · Consumption: 140 mA at 12V · Humidity: ≤90%
- Compatible with Aqua-X, Aqua-X Pro and Hydro-X Pro
Warranty
At GrowIndustry we only work with proven quality products and trusted brands.
Every item goes through a check before shipping to make sure it arrives in perfect condition and ready to use.
Your satisfaction is our priority.
How to use
1. Insert the WCS-2 probes into the substrate until they are completely covered.
2. Calibrate the sensor to 100% with saturated substrate and to 0% with the probe completely dry.
3. Connect the communication module to the Aqua-X, Aqua-X Pro, or Hydro-X Pro system.
4. Set the moisture limits on the controller to activate and stop irrigation.
5. Enable mobile alarms in the TrolMaster app to receive alerts when outside the range.
6. View the substrate EC and temperature data on the sensor's built-in LCD screen.

Trolmaster WCS-2 3-in-1 Substrate Sensor – Water Temperature and EC Sensor for Cultivation
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Frequently asked questions
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It's a 3-in-1 substrate sensor that simultaneously measures water content (0-100%), temperature and EC of the growing medium. It provides continuous, real-time data for precise irrigation control.
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It's compatible with TrolMaster's Aqua-X, Aqua-X Pro and Hydro-X Pro systems. It integrates with them so you can check the substrate values directly on your controller.
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It measures water content with ±2% accuracy, temperature from 0 to 50°C with ±1°C, and EC from 0 to 5 mS/cm with ±0.2 mS/cm. These are tight margins that allow reliable irrigation decisions.
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Yes, it has a built-in LCD display and an addressing button. This lets you see the readings directly on the sensor as well as in the control system.
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It operates between 10.8 and 13.2V with a consumption of 140 mA at 12V. It's built to work in environments with humidity of up to 90%.
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In stock, orders placed before 2:00 p.m. ship the same business day and arrive 1 to 3 business days later; you'll see the estimated delivery date on the product page. You have easy returns within 30 days. If you have any questions, customer service is available Monday to Friday from 10:00 to 19:00.