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Best seller manufacturing fire safety smoke alert photoelectric smoke alarm detector for home depot
Main feature
1. Easy installation and maintenance
2. Light Labyrinth with High stability & High accuracy
3. High adaptability to the ambient,with dustproof,mothproof,moisture proof and anti-white light function
4,This is 4 wire type (2 wire please click here!)
5. DC 9-35V wide voltage operating range
6.Low standby surrent
7. Power supply non-polarized input
8. Twin LED for 360 degree visual
9. Flashing LED power indicater
10. Alarm output is relay output
11. Metal shield, anti-electromagnetic interference
12. Two-year limited warranty
13. Suit for detect the smoke in house, shop, hotel, restaurant, office building, school etc...
Technical Specification
| Model | SR-811-4 |
| Input voltage | DC9~35V |
| Static current | 500uA(replay N.O.) |
| 12mA(relay N.C.) | |
| Alarm current | 18mA(replay N.O.) |
| 10mA(relay N.C.) | |
| Alarm indication | red LED on |
| Operating temperature | -10~+50°C |
| Humidity | 0%~95%RH(No condensation) |
| Alarm output | relay output |
| Contact rating | 0.5A@DC28V |
| Sensitivity | 0.5dB/m(±0.1dB/m) |
| Dimension | 103*53mm |
Detailed pictuers
| 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.