ALS1 : APPROACH CENTERLINE/CROSSBAR LIGHT
ICAO : Annex14 Para 5.3.4
IEC : 61827
KS : KS W 5011(Korean Standard)
Input Power : 2.8 ~ 6.6A
Life time of Light : 50,000hrs
Protection Class : IP 68
Protrusion High :...
Definition of Water Mist System
In this fire extinguishing system, water is sprayed in high pressure to make small water
Vaporization effect becomes more increased as surface area increases.
Water mist is sprayed into flame so that to promote vaporization and decrease in oxygen
concentration. : Suffocation
Extinguishing effect becomes increased by cooling.
Definition by NFPA 750...
This system prevents youth and kids from smoking by using a PLC (Power Line Communication)
modem to communicate between a teacher's room or classroom PC and places where youth and kids
smoke such as restrooms or storerooms.
Unique Selling Point
1. Do roller shutter change from manual type to automatic type,without any electrical
2. Provide stronger ability of anti-theft which is double shackle design
3. No minimum width restrictions...
9V DC BL OCK Battery (PP3)
Alarm Sound Level
>85d B at 10ft (3m)
Low Battery Lasting
0℃ to 49℃
1. 1pc DC powered Gas Detector
2. 1pc Electric Gas Valve (G3/4" (DN20A))
The product is wall mounted gas detector with high stability. It is used for detecting leaking gas. Advanced semiconductor...
Mega Pixel IR P2P Alarm IP Camera , Onvif NVR 1/3" CMOS POE
-Support WCDMA network
- snapshot and motion detection
- 802.11b/g/n Wireless LAN
-Infrared Night vision
-2- way audio with built-in microphone and...
China 1/4" CMOS 1MP 720P Plug and Play IP Cameras Wireless Wi-Fi PT Remote Monitoring– White Color
1.PnP Series HD Wifi IR P/T Indoor IP CAMERA;
2.H.264 CMOS HD Megapixel;
3.IR-Cut, Free DDNS, Two-way...
Fire Alarm System Smoke Alarm Detector
Home Smoke and Gas Detector Specification
≤100μA 24 VDC
Maximum Alarm Current
≤55mA 24 VDC
Operating Humidity Range
10% to 93% Relative Humidity,...
Supply Ability: 100000 Piece/Pieces per Month smoke alarms
70% of all home fire deaths occurs in homes with no alarms or no working alarms, and nearly one quarter of smoke alarms in reported fire are not working. Our battery operated optical smoke alarm are...
Water proof and dual use;
Compact and light weight;
High sensitivity and sound pressure;
Less power consumption;
Dimension: diameter: 25mm, Height: 11mm
Natural gas alarm is that to prevent gas explosion or bomb, gas alarm warning people are far from danger field. There have excellent quality,attactive appearance,steady performance,ect for gas alarm.
DG313 Battery Powered Photoelectric Smoke Alarm with excellent stability and high-sensitivity.
Key Specifications/Special Features
Power Source: 9V Battery (included).
Audio Alarm: ≥ 85dB/3m
Classic Keyless Electronic Hotel Locks Systems Card Entry
Applications: hotel,home,house, office,apartment commercial and residential door lock usage.
The basic performance parameters of door...
Here you can find the best quality smoke detector products from all types of sellers such as suppliers, manufacturers, exporters, wholesalers registered from all around the world. The product range of smoke detector certainly includes alarm, detector, security, smoke detector, gas detector. Find burglar alarm, sensor, home alarm, smoke alarm and much more.
You’ve come to the right place. This page is your Smoke Detector one-stop source for the competitive price and quality. If you have a difficulty finding a right supplier,
post your Buying Leads for FREE now!
EC21 is the largest global B2B marketplace. Global
buyers find suppliers here every day. If you are a manufacturer
or supplier who want more international buyers, join EC21 for free now, and
get your products listed here.