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Home / Computer Hardware, Monitors & Peripherals / Raindrop Sensor Module Large Area Double-Sided Raindrop Controller Relay Module Rainwater Sensor

Attributes

Brand -
Category Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin -
Operating Voltage 3.3V to 5V DC
Output Signal Digital Switch (0/1) & Analog
Sensor Dimensions 60mm x 19mm
Module Dimensions 32mm x 14mm
Relay Capacity 250V AC 10A / 30V DC 10A
Current Consumption Approx. 20mA (Active)
Sensitivity Control Adjustable Potentiometer
Indicator LEDs Power (Red) & Output (Green)
Working Temperature -20°C to 70°C
Board Material FR-4 Double Sided PCB

5 reviews

A

Anonymous

Mar 19, 2026

Rating: 5/5

Perfect for Arduino

Easy to wire up with my microcontroller project. Documentation was helpful.

A

Anonymous

Mar 06, 2026

Rating: 5/5

Great for automation

Integrated this into my window closing system. Works flawlessly when it starts raining.

A

Anonymous

Mar 03, 2026

Rating: 3/5

Relay noise

Functionality is fine but the relay click is quite loud if mounted indoors.

A

Anonymous

Feb 08, 2026

Rating: 4/5

Good sensitivity

Works well but you need to adjust the potentiometer carefully to avoid false triggers.

A

Anonymous

Jan 21, 2026

Rating: 5/5

Solid build quality

The PCB looks professional and the relay clicks firmly. Happy with the purchase.

5 FAQ

Q: Is this compatible with 3.3V logic?

A: Yes, the module operates comfortably between 3.3V and 5V DC.

Q: How long does the sensor panel last outdoors?

A: The nickel coating is durable, but we recommend shielding it from direct UV exposure for longevity.

Q: Can I connect a 12V pump directly to the relay?

A: Yes, the relay supports up to 10A, which is sufficient for most 12V water pumps.

Q: Does it detect mist or only heavy rain?

A: You can adjust sensitivity via the potentiometer to detect light mist or heavy rain.

Q: Are connection wires included in the box?

A: Yes, we include a set of Dupont jumper wires for easy connectivity.

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