Flame Detection Sensor

Flame Sensor Module (Fire Source Detection Infrared Receiver – 3/4 Wire System)

Detect fire sources quickly and reliably with this Flame Sensor Module, designed to sense infrared light emitted by flames. It is widely used in fire detection systems, safety alarms, and smart automation projects where early flame detection is essential.

With both 3-wire and 4-wire configuration options, this module is easy to integrate into Arduino, ESP, and other microcontroller-based systems.

Key Features:

High-sensitivity infrared flame detection
Responds to flame wavelengths for accurate fire source sensing
Supports 3-wire and 4-wire connection modes (variant dependent)
Adjustable sensitivity via onboard potentiometer
Stable digital output for easy microcontroller integration
Compact and durable design

Specifications:

Operating Voltage: 3.3V – 5V DC
Detection Range: Up to ~80cm (depends on flame size and environment)
Output Type: Digital signal (HIGH/LOW)
Sensor Type: Infrared receiver
Adjustable Sensitivity: Yes
Interface: VCC, GND, OUT (plus optional A0 on some versions)

Perfect For:

Fire detection and alarm systems
Smart home safety projects
Arduino and IoT safety monitoring
Robotics and automation systems
Educational electronics experiments

Whether you're building a safety system or experimenting with environmental sensing, the Flame Sensor Module provides fast and reliable flame detection for your electronics projects.