Heat Flame Sensor

The Heat Flame Sensor Module is a high-sensitivity infrared flame detection sensor capable of detecting fire and flame sources within its detection range. It uses a specialized infrared receiver to identify the wavelength emitted by flames, making it suitable for fire detection, alarm systems, safety monitoring, and automation projects.

The module includes an onboard LM393 comparator, adjustable sensitivity control, and both analog and digital outputs for easy integration with Arduino, ESP32, ESP8266, Raspberry Pi, STM32, and other development platforms.

Its compact design and reliable detection capabilities make it an excellent choice for students, hobbyists, engineers, and IoT developers building fire detection and safety systems.

Key Features
Detects flames and infrared light from fire sources
Fast response to fire detection
Analog and digital output support
Adjustable sensitivity via onboard potentiometer
High detection accuracy
Low power consumption
Built-in LM393 comparator circuit
Power and output status LEDs
Compact and lightweight design
Easy integration with microcontrollers
Technical Specifications
Sensor Type: Infrared Flame Sensor
Operating Voltage: 3.3V – 5V DC
Output Type: Analog (AO) and Digital (DO)
Comparator IC: LM393
Detection Angle: Approximately 60°
Detection Distance: Up to 100 cm (depending on flame size)
Infrared Detection Wavelength: 760nm – 1100nm
Sensitivity: Adjustable
Operating Temperature: -25°C to +85°C
Applications
Fire Alarm Systems

Detect flames and trigger alarms for fire safety applications.

Industrial Safety Monitoring

Monitor equipment and work environments for fire hazards.

Smart Home Automation

Integrate flame detection into home safety systems.

IoT Fire Detection Projects

Send real-time fire alerts using ESP32 or ESP8266 cloud-connected devices.

Robotics Projects

Enable robots to identify and respond to flame sources.

Educational Projects

Learn about infrared sensing, fire detection, and embedded systems.

Safety and Surveillance Systems

Monitor restricted areas for potential fire incidents.

Pin Configuration
VCC – Power Supply (3.3V to 5V)
GND – Ground
AO – Analog Output
DO – Digital Output
Package Includes
1 × Heat Flame Sensor Module
Why Choose the Heat Flame Sensor Module?

The Heat Flame Sensor Module provides an affordable and reliable solution for fire detection and safety monitoring projects. Its adjustable sensitivity, dual output modes, and compatibility with popular development boards make it suitable for a wide range of applications.

Whether you are building a fire alarm system, industrial monitoring solution, IoT safety device, or educational project, this sensor delivers dependable flame detection performance and easy integration.