Photoelectric Smoke Sensor

2 in 1 Smoke Heat Alarm direct from Wanlin Fire Protection — 12-year factory experience, WL-SM100 fully certified CE/EN54/FCC/RoHS. Key specs: RF 433MHz mesh, one triggers all, 100m distance, battery

Source Hardwired Smoke Detector directly from Wanlin Fire, a leading Chinese manufacturer of Industrial Smoke Heat Sensor. Product highlights: Explosion-proof ATEX, 4-20mA output, -40°C~+85°C, SIL2 ra