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Home / Computer Hardware, Monitors & Peripherals / Water Level Sensor, Droplet Sensor, Water Depth Detection Module

Attributes

Brand -
Category Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin -
Operating Voltage 3.3V - 5V DC
Output Signal Digital Switching Output (0 and 1) and Analog Output
PCB Dimensions 65mm x 20mm
Connector Type 3-pin PH2.0 Interface
Sensing Method Exposed Nickel Coated Lines
Current Consumption Less than 20mA
Board Material FR-4 PCB with Nickel Coating
Net Weight 5 grams
Compatibility Arduino, STM32, ESP8266, ESP32, Raspberry Pi
Package Includes 1 x Water Sensor Module, 1 x Dupont Line

5 reviews

A

Anonymous

Apr 03, 2026

Rating: 5/5

Fast delivery

Exactly as pictured. Works well for detecting leaks under the sink.

A

Anonymous

Mar 20, 2026

Rating: 4/5

Good sensitivity

Easy to setup but requires some calibration for the potentiometer. Good value for the price.

A

Anonymous

Mar 03, 2026

Rating: 5/5

Perfect for my rain alarm

Works great with Arduino Uno. Very sensitive to water droplets. Easy to integrate into my weather station project.

A

Anonymous

Feb 26, 2026

Rating: 3/5

Corrodes eventually

Worked for months but the traces started corroding after continuous exposure to tap water. Good for temporary use.

A

Anonymous

Jan 31, 2026

Rating: 5/5

Excellent value

Bought five for different tanks. All working perfectly. Shipping was fast.

5 FAQ

Q: Does it give depth measurement?

A: It detects presence or level based on contact. It does not measure exact depth in centimeters.

Q: How long do the traces last?

A: Depending on water quality and exposure time. Continuous submersion may reduce lifespan.

Q: Is this fully waterproof?

A: The sensor lines are exposed for detection. The PCB itself is not waterproof for submersion.

Q: Can I use this with 3.3V logic?

A: Yes, it supports 3.3V to 5V DC operating voltage range.

Q: What connector type is used?

A: It uses a standard 3-pin PH2.0 connector for easy wiring.

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