General Details
Main Features:
SR-820PHW-AC(AC Power& Back up battery) Wireless interconnected smoke alarm
Auto-check malfunction
Infrared photoelectric sensor
MCU processing, eliminate false alarm
Photoelectric sensing technology
Dustproof, mothproof, anti-light interference design
Hush function
Lower battery led indication
Execute criterion: EN14606; UL217
Technological details:
| Model No | SR-820PHW-AC |
| Operating voltage | AC110/220V(9V backup battery) |
| Interconnection | Install within the radius of 200 m |
| Hush function | YES |
| Code form | 2262 |
| Sending frequency | 433MHz |
| Radio distance | 200 m(open area) |
| Sensitivity | 2.06%ft±1.3%ft |
| Sound level | 85dB/3m |
| Installation | Wall or Ceiling mounted |
| Working environment | -10℃~+50℃(≤95%RH No congelation) |
| Dimension | 128*38mm |











