Click on the image to view the original image
- Place of Origin:
- Guangdong, China
- Brand Name:
- SUMRING
- Model Number:
- SR-811
- name:
- Alibaba best selling fire alarm smoke detector sensors
- color:
- white
- Packaging Details
- netural color box
- Port
- Shenzhen
- Picture Example:
![package-img]()
Alibaba best selling fire alarm smoke detector sensors
Smoke detector SR-801,802,811
SR-801PC-2/SR-802PC-2/SR-811PC-2: 2-Wire Network Photoelectric smoke alarm
SR-801PC-4/SR-802PC-4/SR-811PC-4: 4-Wire Network Photoelectric smoke alarm
Main Features:
Power supply non-polar input
Infrared photoelectric sensor
MCU processing, eliminate false alarm
SMT manufacture technology, high stability
Dustproof, mothproof, anti-light interference design
Stainless steel shield, anti-RFI(20V/m-1GHz)
Execute criterion:UL268, GB4715, EN54-7
Technical specification:
Model No. | SR-801PC-2/SR-802PC-2/SR-811PC-2 | SR-801PC-4/SR-802PC-4/SR-811PC-4: |
Operating voltage | DC9~35V | |
Static current | 55uA | 12mA(NC);500uA(NO) |
Alarm current | 35mA@DC12V;60mA@DC24V | 10mA(NC);18mA(NO) |
Sensitivity | 0.5dB/m(±0.01dB/M) | 0.5dB/m(±0.01dB/M) |
Alarm output | Remote LED indicator | Relay output |
Installation | Ceiling mounted | Ceiling mounted |
Working environment | -10℃~+50℃(≤95%RH No congelation) | -10℃~+50℃(≤95%RH No congelation) |
Dimension | 104*49mm (SR-801/SR-802) | 100*48mm (SR-811) |
Product Pictures
| Delivery Time | |
| Sample order | 1-3 working days |
| Bulk order | 25-35 working days |
| Stock order | 7-10 working days |
Q1:Are you manufacture or trading company?
A1:We are a professional manufacture specialize in fire alarm products.
Q2:What is the moq?
A2:As usual,there is ready stock for our regular & hot selling models.
So any order quantity is welcome.
Q3:Can I customize LOGO and customized functions?
A3:Yes you can. Packaging, products, instructions can be printed logo. and functions we have professional R&D team to support best service.
Q4:How about the quality of your products?
A4:Our raw materials are purchased from qualified suppliers.
Q5:How long is the warranty time of the products?
A5:The warranty period is 2 years from the factory,if there are individual quality problems,
we will replenish the customer in the next batch of orders.
Tel: 86- 755-89571625
Fax: 86- 755-89571207
Website: http://www.sumring.com