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Product Details
newest best price smoke and carbon monoxide detector
2015 newest best price smoke and carbon monoxide detector
Smoke and CO detector SR-821 Series
SR-821PHS Photoelectric smoke detector
SR-821THS Photoelectric smoke and CO detector
SR-921EHS-BT CO Detector
Main Features:
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-821PHS | SR-821THS | SR-921EHS-BT |
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) | 0.16dB/m(±0.05dB/m)/150PPM±50PPM | 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.
SUMRING implements ISO9001 standard management, and every year invested 20% of earned
into Research & development.Our conventional detectors and fire alarm accessory can be connected
with other brand of conventional fire alarm control panel such as Honeywell, System sensor,Siemens,
Apollo and Hochiki etc.. It helps client reduce cost and enhance competition,and with our corresponding
monthly output ups to one million pieces, annual turnover ups to
USD 6,000,000.
SUMRING continuously follows the trend of global advanced fire alarm and security product
development, and has built long-term partnership with well-known manufacturer,aiming to be
top enterprise in fire alarm & security product. High-tech industry, good-quality products and
high-level are our commitments to customers. Our products are widely exported to USA, Spain,
Italy, Portugal,South Africa, South east Asia, and Middle East.
Our Certifications
Packaging information
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
Website: http://www.sumring.com
Inquiry now, we will reply you upon receive your email!
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