Battery operated or AC power with backup battery Photoelectric sensing technology Lower battery indication Loud 85dB audio alarm Instant test button MCU processing Test and hush button 57ºC(135ºF)fixed temperature alarm High temperature alarm Immediately report to the police when temperature more than 57 degrees
Technological details:
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
Company Information
FAQ
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 smoke & heat alarm less than MOQ? A: Yes, you can and the final price will depend on your quantity.
Q3. Can I print my logo on the smoke & heat alarm? A: Yes, please contact us.
Q4, What"s the lead time when I place bulk order? A: Around 25 days.
Packaging & Shipping
Shipping information:
* Express(UPS, DHL, Fedex, EMS, etc) is available.
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