2 Wire Photoelectric Smoke Detector – 24V

•  2 wire smoke detector

•  Advanced detection and discrimination algorithms

•  Easy installation and maintenance

•  Sleek low-profile housing design

•  Durable sensor head, no need for replacement

•  SMD circuit board design-satisfactory quality and reliability guaranteed

•  Integrated heat detector for SD119-2H and SD119-4H models

•  N/C (normal/close)-N/O (normal/open) selectable relay output

•  AR (Auto Reset) function for security systems (optional for 4 wire models) Sensor base option:

standard and Shottky Diode