Capacitive Soil Moisture Sensor

Capacitive Soil Moisture Sensor – Corrosion-Resistant Soil Moisture Detection Module The Capacitive Soil Moisture Sensor is a high-quality, corrosion-resistant sensor designed to measure soil moisture levels with greater accuracy and durability than traditional resistive sensors. Ideal for smart irrigation systems, agricultural automation, or hobby electronics projects, this sensor provides reliable analog output corresponding to soil water content. Its capacitive sensing technology ensures longer life and stable performance even in harsh environmental conditions. Whether you’re developing a greenhouse controller, automatic watering system, or environmental monitoring setup, this sensor is a dependable and efficient choice. Product Specifications Feature Specification Sensor Type Capacitive Soil Moisture Sensor Operating Voltage 3.3V – 5V DC Output Type Analog Voltage Interface 3-pin (VCC, GND, AOUT) Measurement Range 0% (dry) to 100% (wet) PCB Material FR4 High-Quality Double-Sided Waterproof No (sensor part only, needs protective casing if used outdoors) Dimensions Approx. 98mm x 23mm Advantages Corrosion-resistant, durable, longer lifespan than resistive types Key Features Capacitive Technology: More accurate and reliable than resistive moisture sensors. Corrosion-Resistant Design: No exposed metal probes—ensures longer life in moist environments. Wide Compatibility: Works with Arduino, ESP32, Raspberry Pi, and other microcontrollers. Analog Output: Provides easy-to-read voltage that changes with soil moisture. Lightweight & Compact: Easy to integrate into compact systems or embedded devices. Applications Automatic plant watering systems Smart agriculture and precision farming Greenhouse environmental control Soil monitoring projects Home gardening and hydroponics