Hot selling top quality Photoelectric beam smoke detector and CO detector
Product Description
Main features:
SR-821THS is Photoelectric smoke and CO detector
MCU processing
Low power consumption design,battery used for over 3 years
On-top battery compartment,easy battery replacement
Tamper resistant pins for battery
Low battery warning
Shockproof design,suitable for vehicle use
Auto check malfunction in smoke chamber
Test and hush button
Auto reset
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
Company Information
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.
Our Certifications
Packaging & Shipping
Packaging information
OEM design is welcome!
Shipping information
* Express(UPS, DHL, Fedex, EMS, etc) is available.
* Sea and Air delivery is available
* welcome your agent to deal with our products .
Tel: 86- 755-89571625
Fax: 86- 755-89571207
skype :cnsumring03
TradeManager:sumring
Website: http://www.sumring.com
Inquiry now, we will reply you upon receive your email!
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