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Home / Computer Hardware, Monitors & Peripherals / Flame Sensor Module Fire Source Detection Infrared Receiver Flame Detection Alarm (3/4-Wire)

Attributes

Brand -
Category Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals
Origin -
Detection Wavelength 760nm - 1100nm
Operating Voltage 3.3V - 5V DC
Digital Output TTL Level (0/1)
Analog Output 0-3.3V (4-wire version)
Detection Angle 60 degrees
Detection Distance Up to 100cm
Comparator Chip LM393
PCB Dimensions 32mm x 14mm
Operating Temperature -10°C to 50°C
Mounting Hole Diameter 3.1mm

5 reviews

A

Anonymous

Mar 24, 2026

Rating: 5/5

Great for Arduino projects

Works perfectly with my Uno. Sensitivity is adjustable via the potentiometer.

A

Anonymous

Mar 11, 2026

Rating: 5/5

Exactly as described

Compact and easy to integrate into my enclosure. Good value.

A

Anonymous

Feb 14, 2026

Rating: 3/5

Needs calibration

Took some time to tune the potentiometer correctly. Once set, it works fine.

A

Anonymous

Feb 06, 2026

Rating: 5/5

Reliable detection

Used this for a safety shutdown prototype. Responds quickly to ignition.

A

Anonymous

Jan 27, 2026

Rating: 4/5

Good sensitivity

Detects candle flame easily from a foot away. Wish the wires were longer.

5 FAQ

Q: What is the power consumption?

A: It consumes approximately 20mA during operation, suitable for most microcontroller pins.

Q: Does it come with jumper wires?

A: No, jumper wires are sold separately. The module has header pins ready for connection.

Q: Is this compatible with Raspberry Pi?

A: Yes, it works with 3.3V logic systems like the Raspberry Pi GPIO.

Q: Can this detect sunlight?

A: It is sensitive to IR light, so direct sunlight may trigger false positives. Use indoors or shielded.

Q: What is the difference between 3-wire and 4-wire?

A: 4-wire includes both analog and digital output pins, while 3-wire typically offers one or the other depending on configuration.

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