- Place of Origin:
- Guangdong, China
- Brand Name:
- SUMRING
- Model Number:
- SR-820DHW-AC
- Operating voltage:
- easy installation ceiling or wall mounting smoke detector heat alarm
- Interconnection:
- Install within the radius of 200 m
- Code form:
- 2262
- Alarm temperature:
- 57℃
- Sensitivity:
- 2.06%ft±1.3%ft
- Sound level:
- 85dB/3m
- Installation:
- Wallor Ceiling mounted
- Execute criterion:
- EN54-4,UL539,EN14606; UL217
- Sending frequency:
- 433MHz
- Radio distance:
- 200 m(open area)
- Supply Ability:
- 200000 Piece/Pieces per Month
- Packaging Details
- netural color box for smoke detector heat alarm
- Port
- Shenzhen
- Lead Time:
Quantity(Pieces) 1 - 500 >500 Est. Time(days) 15 To be negotiated
High sensitivity easy installation ceiling or wall mounting smoke detector heat alarm
(Green font is the type recommended for you in this Web page)
SR-820D Series Photoelectric Smoke & Heat Alarm
SR-820DHS Independent Photoelectric smoke & heat alarm
SR-820DHM-AC Wireless interconnected photoelectric smoke &heat alarm
SR-820DHR Wireless photoelectric smoke &heat alarm
SR-820DHW-AC Wireless interconnection photoelectric smoke &heat alarm
Main Features:
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
Interconnection function
57℃(135℉)fixed temperature alarm
Execute criterion: EN54-4,UL539,EN14606; UL217
Technical specification:
Model No. | SR-820DHS | SR-820DHM-AC | SR-820DHR | SR-820DHW-AC |
Operating voltage | 9V battery | AC110/220V(9V backup battery) | 9V battery | AC110/220V(9V backup battery) |
Interconnection | N/A | Up to 40 pc smoke detectors | N/A | Install within the radius of 200 m |
Code form | N/A | N/A | 2262/1527 | 2262 |
Sending frequency | N/A | N/A | 433MHz | 433MHz |
Radio distance | N/A | N/A | 200 m(open area) | 200 m(open area) |
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 |
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.
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 .
our contact information:
Fax: 86- 755-89571207
skype :cnsumring03
TradeManager:sumring
Website: http://www.sumring.com
Inquiry now, we will reply you upon receive your email !