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Best price 220V powered smoke alarm with wireless interconnection function SR-820PHW-AC

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Description
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Description

Main Features:

SR-820PHW-AC(AC Power& Back up battery) Wireless interconnected smoke alarm

Auto-check malfunction
Infrared photoelectric sensor
MCU processing, eliminate false alarm
Photoelectric sensing technology
Dustproof, mothproof, anti-light interference design
Hush function
Lower battery led indication
Execute criterion: EN14606; UL217

Technological details:

Model No SR-820PHW-AC
Operating voltage AC110/220V(9V backup battery)
Interconnection Install within the radius of 200 m
Hush function YES
Code form 2262
Sending frequency 433MHz
Radio distance 200 m(open area)
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

 

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    Contact Us

    +86 136 7899 9834

    + 86 -755 89571207

    info@sumring.com

    Building D, No. 7 Songshan Road, Xinmu Community, Pinghu Subdistrict, Longgang District, Shenzhen