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Factory prices smoke alarm battery powered carbon and smoke detector combo
1.MCU processing
2.Low power consumption design,battery used for over 3 years
3.On-top battery compartment,easy battery replacement
4.Tamper resistant pins for battery
5.Low battery warning
6.Shockproof design,suitable for vehicle use
7.Auto check malfunction in smoke chamber
8.Test and hush button
9.Auto reset
10.Low battery warning
Technical specification:
Model No. |
SR-821THS
|
Operating voltage | DC3V(2x1.5V AA alkaline batteries) |
Static current | ≤10uA |
Alarm current | ≤25mA |
Alarm output | Sound &Flash alarm |
Sensitivity |
0.16dB/m(±0.05dB/m)/150PPM±50PPM
|
Sound level | 85dB/3m |
Installation | Wall or Ceiling mounted |
Working environment | -10℃~+50℃(≤95%RH No congelation) |
Dimension | 110*45mm |
Product Pictures
Shenzhen SUMRING Technology Co. Ltd is a Hi-tech enterprise specialized in the research &
development of fire alarm and security products, including Fire alarm control panel, smoke
detector,heat detector,gas detector, motion detector, fire alarm bell/strobe siren,
manual call point, magnetic contact, emergency exit etc.
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Packaging information
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* Express(UPS, DHL, Fedex, EMS, etc) is available.
* Sea and Air delivery is available
* welcome your agent to deal with our products .
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