| Customization: | Available |
|---|---|
| Type: | Smoke Detectors |
| Anti-theft Alarm System Approach: | Passive |
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Wholesale Smart Alarm Optical Multi Sensor Standalone Combination Smoke Heat Leak Detector
Main Features:
SR-820DHS Independent Photoelectric smoke & heat alarm
Battery operated or AC power
Comply with BS EN54-4; UL539
Photoelectric sensing technology
Low Battery warning
Low 85dB Alarm
Instant Test Button
Interconnect ability
57 ºC(135ºF)Fixed Rate Temperature Sensor
Technical specification:
| Operating voltage | 9V battery |
| Horn output | 85dB at 10ft |
| Temperature range | -10ºC~+70ºC |
| Humidity range | 5%~95% relative humidity (RH) |
| Smoke alarm point | 2.06%/ft |
| Alarm temperature | 57ºC(135ºF) |
| Dimension | 124mm(Dia)*40mm(Hs) |
Product Images:
Company Information:
Shenzhen SUMRING Technology Co. Ltd is a Hi-tech enterprise specialized in the research & development of security and fire alarm products, including PIR detector, smoke detector, gas leakage detector, Carbon Monoxide detector, fire alarm bell/strobe siren, manual call point, magnetic contact ,Bluetooth module etc
FAQ
Q1. Can I get one sample for test before big order?
A: Sure,you can. Please leave a message we will contact you soon.
Q2. Can I get the item less than MOQ?
A: Yes, you can and the final price will depend on your quantity.
Q3. Can I print my logo on the item?
A: Yes, please contact us.
Q4, What's the lead time when I place order?
A: Small Qty order needs5-7 working days, big Qty order usually needs 7-20 working days after payments arriving. That's depends on order Qty.
Q5,How long is your products quality warranty?
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
Our contact info:
Website: http://cnsumring.en.made-in-china.com
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