LM393 3Pin IR Flame Detection Sensor Module Fire Detector Infrared Receiver Module for DIY Kit Quick overview A compact infrared flame detection module that uses an LM393 comparator and a dedicated IR receiver to detect flame presence and generate a digital output. Designed for easy integration into DIY electronics and microcontroller projects. Key benefits Reliable flame detection: Detects infrared radiation emitted by flames and provides a stable digital signal for fast response in simple fire detection applications. Easy to integrate: Standard 3 pin interface makes connection straightforward. Typical pins are VCC, GND, and OUT for direct use with breadboards and control boards. Microcontroller friendly: Digital output is compatible with common development boards and microcontrollers, enabling quick prototyping and automation. Compact and lightweight: Small PCB module fits easily into enclosures and hobby projects where space is limited. Low component count: Simple module design reduces setup time and minimizes wiring complexity for DIY kits. Features and attributes Function: Infrared flame detection using an LM393 comparator circuit and IR receiving element to detect flamelike infrared signals. Interface: 3 pin connection for power and digital output. Compatibility: Suitable for use with microcontrollers and single board computers for hobby and educational projects. Form factor: Compact PCB module with a threepin header for breadboard and jumper wire connections. Performance: Provides a clear digital detection signal for flame presence, suitable for basic alarm triggering and monitoring tasks. Practical applications Home hobby projects: Add basic flame detection to DIY alarm systems, model displays, and educational electronics kits. Fire alarm prototypes: Integrate as a sensing element in prototype fire detection circuits to test logic, notifications, and shutdown routines. Robotics and automation: Use as a sensor input for robots or automated systems that must detect open flame sources during experiments or demonstrations. Integration tips Power the module from a suitable lowvoltage supply and connect the digital output to a microcontroller input pin. Use pullup or pulldown logic as required by your control board and confirm signal logic levels before connecting. Install the module so the IR receiver faces the area to be monitored and avoid direct light sources that could interfere with detection. What is included One LM393 3Pin IR flame detection sensor module suitable for DIY kits and prototyping. This module is intended for electronics projects and educational use. Verify compatibility and wiring with your controller before powering the module.