Click on the image to view the original image
- Place of Origin:
- Guangdong, China
- Brand Name:
- SUMRING
- Model Number:
- SR-504
- Name:
- waterproof GSM panic button with wrist hand band
- Operating voltage:
- DC 9V-35V
- Static current:
- ≤50uA
- Alarm current:
- 35mA(12V); 83 mA (24V)
- Alarm output:
- Remote LED indicator
- Installation:
- Ceiling mounted
- Dimension:
- 100*48mm
- Alarm temperature:
- Rate-of-rise alarm: temperature rising rate>8 C
Packaging & Delivery
- Selling Units:
- Single item
- Single package size:
- 10.2X10.2X5 cm
- Single gross weight:
- 0.25 kg
- Package Type:
- white box or it is up to you !
- Picture Example:
![package-img]()
- Lead Time:
Quantity(Piece) 1 - 500 >500 Est. Time(days) 10 To be negotiated
wholesale best prices 2-Wire network heat detector for fire alarm system
Main features:
1.SR-504 is 2-Wire network heat detector
2.Combination rate-of-rise and fixed temperature alarm
3.MCU processing, eliminate false alarm
4.Low standby current
5.Anti-RFI &Anti-EMI
6.9-35VDC wide operating voltage range
7.LED flashing visible in 360 degrees direction
8.Power supply non-polar input
9.Remote LED indicator output (2 wire)
10.Rustproof, mothproof, anti-light interference design
11.Execute criterion: GB4716, EN54-5
Technical specification:
| Model number | SR-504 |
| Operating voltage | DC 9V-35V |
| Static current | ≤50uA |
| Alarm current | 35mA(12V); 83 mA (24V) |
| Alarm output | Remote LED indicator |
| Alarm temperature | Rate-of-rise alarm: temperature rising rate>8ºC |
| Installation | Ceiling mounted |
| Working environment | -10ºC~+50ºC, Humidity ≤95%RH |
| Dimension | 100*48mm |
Product Pictures
The heat detector SR-504 can be used many places where there is a fire safety hazard,such as home ,office ,factory ,supermarket,ect....
| 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.