Description
The System Sensor D4240 is a 4-wire smoke detector designed for use in air duct systems. It comes with a low-profile design and photoelectric technology, which helps to detect smoke in air handling systems. The detector also has a built-in test button that allows for easy testing and maintenance.
Features
- 4-wire smoke detector designed for use in air duct systems
- Low-profile design for easy installation
- Uses photoelectric technology to detect smoke
- Built-in test button for easy testing and maintenance
