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fire safety equipment home optical smoke detector intelligent
This item is both smoke and heat detector with double photoelectric sense. it is standalone and it can work just with 9v battery.Hope you like it ,thank you !
Main Features:
Battery operated or AC power with 9v backup battery
Photoelectric sensing technology
Lower battery indication
Loud 85dB audio alarm
Instant test button
MCU processing
Test and hush button
Interconnection function
57℃(135℉)fixed temperature alarm
Execute criterion: EN54-4,UL539,EN14606; UL217
Technical specification:
| Model No | SR-820DHS |
| Operating voltage | 9V battery |
| Interconnection | N/A |
| Alarm temperature | 57℃ |
| 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 |
Product Pictures
Excellent stability.High sensitivity.
The detector is suitable for detecting the smoke in house, shop, hotel, restaurant, office building, school, bank, library, computer house and storehouse etc.
Our certification:
1. Can I get one sample for test before big order?
A: Sure,you can. Please leave a message we will contact you soon.
Q2. Can I get the heat detector less than MOQ?
A: Yes, you can and the final price will depend on your quantity.
Q3. Can I print my logo on the heat detector?
A: Yes, please contact us.
Q4, What"s the lead time when I place bulk order?
A: Around 25 days.
Shipping information:
* Express(UPS, DHL, Fedex, EMS, etc) is available.
* Sea and Air delivery is available
* welcome your agent to deal with our products .