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- Place of Origin:
- Guangdong, China
- Brand Name:
- SUMRING
- Model Number:
- SR-820DHS
- name:
- Independent Photoelectric dual infrared smoke and heat detector price
- Color:
- white
- Operating voltage:
- 9V battery
- Alarm temperature:
- 57℃
- Sound level:
- 85dB/3 m
- Installation:
- Wallor Ceiling mounted
- Lower battery indication:
- yes
- Test and hush button:
- yes
- Keyword:
- heat detector
Packaging & Delivery
- Selling Units:
- Single item
- Single package size:
- 13X13X4 cm
- Single gross weight:
- 0.25 kg
- Package Type:
- white box or neutral color box
- Picture Example:
![package-img]()
- Lead Time:
Quantity(Piece) 1 - 500 >500 Est. Time(days) 15 To be negotiated
2019 best price 9V battery Independent Photoelectric dual infrared smoke and heat detector price for fire alarm system
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 |
Code form | N/A |
Sending frequency | N/A |
Radio distance | 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 |
| 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.