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Brand： |
none |
Address： |
China |
Min.Order： |
none |
Supply： |
none |
Valid until： |
Long Term |
Branch： |
Array |
Size： |
13X13X4 cm |
Product Details
Best prices combined heat and smoke detector dual sensor for fire 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
Technical specification:
Model No. | SR-820DHS |
Operating voltage | 9V battery |
Interconnection | N/A |
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 |
1.Sample order is accepted
2.OEM service is available
3.24 hours online after service
4.Payment terms:L/C,D/A,D/P,T/T, Western Union,Paypal ect
5.Delivery time :Normal order within 7 days,bulk order 10-15 days
6.Packing:Neutral paper box and paper carton
| 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.
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