Product Description:
• Circular LED indicator for 360° visibility
• Heat detecting mode
• Non polar, 2-wire/3-wire/4-wire
• Current/relay network output, N.O/N.C optional
• Low power consumption
• High density SMD technique
• Anti-tamper switch
• Unique bracket design, easy installation
Every fire alarm we sell comes complete with a 5year manufacturer's warranty, provided it is serviced in accordance with the requirements of BS 5306 part 3. This guarantee does not cover defects caused by accident, misuse or neglect.
Technical Details:
Product Code: | HD-503 |
Operating voltage: | DC9-35V |
Static current: | 50uA, 45mA@DC24V |
Alarm temperature: | 65℃ |
| Working humidity: | ≤95%RH |
| Weight: | 16/17.5kg |
| Packing Size: | 57.5*31.5*46CM |
Clear Picture as Followed for Expressing Characteristics of Product Shape:

Our Factory:

Our services:

FAQ
Q: Are you manufacturer or trading company?
A: We are trading company but have long term cooperation with real factories. We can ensure the quaity and provide reasonable price.
Q: What is your quotation based on?
A: EXW, if you need FOB offer, please contact us for further negotiation.
Q: How long is warranty for items?
A: Normally it is 1 year warranty.
Q: Do you accept OEM?
A: Yes, we can do laser logo and label with your brand for free.
Q: Do you accept sample order?
A: If you have a trial order, we can provide as your request.
Q: How Can I send the payment?
A:1) We can draft the Trade Assurance Order and complete the payment online via Alibaba.
2) Western Union/Moneygram
3) T/T
Q: How do I know if you ship out our products?
A: All the shipment information and the tracking number will be updated to customer after goods shipped out.
Q: How do I know the samples we received will be same with the mass products?
A: We will keep extra same samples which was shipped to customers, the mass production quality control will be applied according to customers’ last confirm sample.
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