Soil PH Sensor

Soil PH Sensor

Soil PH Sensor

Soil pH sensor is an electronic device used to measure the acidity and basicity of soil. It is a very important tool for farmers to understand the soil fertility and growth conditions of crops. The sensor measures the pH level of soil by detecting the activity of hydrogen ions in the soil solution. It is a non-destructive test, which means that it does not damage the soil sample.

The sensor has two leads, which are inserted into the soil. It then measures the voltage difference between the two leads, which is directly related to the concentration of hydrogen ions in the soil. The higher the concentration, the lower the pH level, and vice versa.


1. Imported high quality soil ph sensor and chips, grouped in China

2. Special design of soil ph meter, with a great penetration of soil.

3. Unique sensing technology, with a wide working range and quick display.

4. High quality soil ph sensor with Stable sensing ability.

5. Portable design and easy testing

6. Low power consumption, reliable function

7. IP68 soil ph meter, with fully water proof function


Power Supply12-24V DC
Power Consumption≤15W
PH Accuracy±0.3PH
PH Range3-9PH
Long-term stability≤5%/year
Output SingalRS485/4-20mA/0-5V/0-10V
Operating Temperature0-55℃
Response time≤15s

Soil pH sensors have a wide range of applications, including:

  • Agricultural research: Soil pH sensors can be used to study the effect of different soil pH levels on plant growth and yield. This information can then be used to develop management strategies that optimize soil pH for maximum yield.
  • Soil testing: Soil pH sensors are used to determine the acidity or alkalinity of soil, which is essential for understanding its chemical properties and nutrient status. This information can then be used to determine the appropriate fertilizer or soil amendment needed to improve soil quality.
  • Plant growth monitoring: Soil pH sensors can be used to monitor soil pH over time, allowing growers to track soil acidity or alkalinity changes throughout the season and make necessary adjustments to soil pH as needed.
  • Water quality testing: Soil pH sensors can also be used to test water quality, particularly in bodies of water such as ponds or lakes. This can be used to assess water quality and potentially take corrective measures to improve water quality.
  • Soil pH sensors are an important tool for growers, farmers, and environmental scientists, providing valuable information on soil pH that can be used to optimize plant growth and improve soil quality.

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