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- Place of Origin:
- Guangdong, China
- Brand Name:
- SUMRING
- Model Number:
- SR-820PHW-AC
- name:
- wireless smoke detector 433mhz with 9V backup battery
- Usage:
- Fire detection
- 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)
- Sound level:
- 85dB/3m
- Installation:
- Wallor Ceiling mounted
Packaging & Delivery
- Selling Units:
- Single item
- Single package size:
- 13X4X2 cm
- Single gross weight:
- 0.25 kg
- Package Type:
- carton or neutral color box
- Picture Example:
![package-img]()
- Lead Time:
Quantity(Piece) 1 - 500 >500 Est. Time(days) 15 To be negotiated
Cheap safety products AC110 220V wireless smoke detector 433mhz with 9V backup battery
This product is Wireless 433mhz photoelectronic smoke detector with high stability. It works on the theory of reacting of smoke particle. It uses unique structural design + photoelectronic signal processing technology with features of dust prevention, insect prevention, anti-RFI, anti-white light. The optical smoke sensor is applied in indoor areas like home, hotel, apartment, KTV, office, bank, hospital, restaurant, warehouse, school, shopping mall...
Main Features:
SR-820PHW-AC(AC Power& Back up battery) Wireless interconnected smoke detector
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 |
Product Pictures:
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7.emergency exit sign 8.led emergency light 9.motion sensor light switch
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 .
Q1: How about the quality of the products?
A: We produce every product with good quality materials, and test carefully to make sure stable quality before shipment.
Q2: Can I have a sample order?
B: Yes, Of course you can . we welcome sample order for your testing and checking products quality.
Q3: What is the shipping time?
C: Small Qty order needs 5-7 working days, big Qty order usually needs 7-20 working days after payments arriving. That"s depends on order Qty.
Q4: How to proceed the order if I have logo to print?
D: We will prepare artwork for visual confirmation at first, if the color and position are alright,we will make print Logo sample from silk print factory and take picture for you to comfire before mass production.
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!