IP65 Waterproof Capacitive Soil Moisture Sensor for Arduino/ESP32
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IP65 Waterproof Capacitive Soil Moisture Sensor for Arduino/ESP32
The Gravity: IP65 Capacitive Soil Moisture Sensor (SEN0308) is a rugged, fully waterproof soil moisture sensor designed for long-term outdoor deployment in gardens, farms, and smart irrigation systems. This IP65 waterproof capacitive soil moisture sensor utilizes advanced capacitive sensing technology to deliver higher durability and accuracy than traditional resistive sensors. It is the ideal capacitive soil moisture sensor for environmental monitoring, smart agriculture, and automated plant care.
Fully compatible with Arduino, ESP32, and Raspberry Pi, this waterproof capacitive soil moisture sensor ensures precise soil moisture detection even in harsh, humid, or submerged environments. Whether you are building an Arduino soil moisture sensor project or an industrial IoT node, this IP65 sensor provides reliable data.
Key Features
- IP65 Waterproof Design: This waterproof capacitive soil moisture sensor features a fully sealed enclosure that allows submersion without performance loss.
- Capacitive Sensing: No exposed electrodes — this capacitive soil moisture sensor prevents corrosion and extends lifespan.
- Corrosion-resistant & Scratch-proof: A high-quality IP65 waterproof probe built for long-term outdoor use.
- Stable Analog Output: A 3-pin analog capacitive soil moisture sensor that is easy to integrate with microcontrollers like Arduino and ESP32.
- Perfect for: balcony gardens, greenhouses, smart farms, and Arduino-based environmental science projects.

Fully Waterproof & Built for Harsh Environments
Unlike many basic soil sensors, this IP65 waterproof capacitive soil moisture sensor model is completely waterproof, ensuring accurate readings even in wet or submerged conditions. Whether placed in a rain-soaked garden or an automated irrigation system, this waterproof soil sensor delivers consistent, reliable data for Arduino and ESP32 platforms.
Long-Lasting & Corrosion-Free
Thanks to capacitive sensing, the sensor avoids direct contact between electrodes and soil, eliminating electrochemical corrosion. This long-term soil monitoring solution is the preferred capacitive soil moisture sensor for researchers needing maintenance-free operation in the field.
Applications
- Outdoor IP65 waterproof smart irrigation systems
- Greenhouse automation with Arduino or Raspberry Pi
- Balcony and indoor plant care using capacitive soil moisture sensors
- Soil analysis and environmental monitoring in research labs
- DIY Arduino soil moisture sensor watering systems and science experiments
For more guidance, check out our article on How to Select the Best Soil Moisture Sensors for agriculture and research.
Specifications
- Supply Voltage: 3.3V – 5.5V DC
- Interface: 2.54mm 3-pin header (Gravity Compatible)
- Output Voltage: 0 – 3V DC (Analog output from capacitive soil moisture sensor)
- Cable Length: 1.5 meters
- Dimensions: 175mm × 30mm (6.89 × 1.18 inches)
- Rating: IP65 Waterproof
Featured Project
DIY Plant Watering Device – "Saving Plants"
Learn how to build an automatic watering system to prevent plants from drying out. A perfect Arduino beginner-friendly project using this IP65 waterproof capacitive soil moisture sensor.
Documents
Package Includes
- 1 × Gravity: Analog IP65 Waterproof Capacitive Soil Moisture Sensor
- 4 × Waterproof Labels

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2.1 Germany Domestic Shipping
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| Deutsche Post | €0.00 - €50.00 | €4.95 | 2-4 Business Days |
| Deutsche Post | Over €50.00 | Free | 2-4 Business Days |
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