- Caguas, Puerto Rico, United States
- Jun 2nd
The SD505-DUCT addressable duct smoke detector is a heavy duty detector housing with the SD505-APS addressable photoelectric smoke detector pre-installed and is used for detecting smoke and products of combustion present in air moving through HVAC air handling systems. Compatible with 5700, 5808, 5820XL, and 5820XL-EVS IntelliKnight addressable fire alarm control panels programmed for Hochiki protocol.