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Best price Hardwired 4 wire smoke and heat combination detector with relay output
SR-812DC-4 4-Wire Network Photoelectric smoke & heat alarm
1.Power supply non-polar input
2.Infrared photoelectric sensor
3.MCU processing adopted, eliminate false alarm
4.Network output
5.SMT manufacturer technology, high stability
6.Dustproof, mothproof, anti-light interferences design
7.Stain steeless shield, anti-RFI(20V/m-1GHz)
Technical specification:
| Model No. | SR-812DC-4 |
| Operating voltage | DC9~35V |
| Alarm temperature | 57℃ |
| Static current | 13mA(NC);4mA(NO) |
| Alarm current | 9mA(NC);19mA(NO) |
| Alarm output | Relay output |
| Installation | Ceiling mounted |
| Sensitivity | 2.06%ft±1.3%ft |
| Working environment | -10℃~+50℃(≤95%RH No congelation) |
| Dimension | 100*46mm |
Product pictures:
4-Wire smoke and heat combination detector
| 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.