Gold Member Since 2007
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WoFu Fire & Security Equipment Co., Ltd.

Conventional Smoke Detector, Addressable Smoke Detector, Smoke Detector UL manufacturer / supplier in China, offering 4 Wire Network Photoelectric Smoke Detector, 65mm 2.5 Inch Brass Fire Hose Angle Valve, 25kg to 100kg Wheeled ABC Bc Dry Powder Fire Extinguishers and so on.

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Supplier Homepage Product Fire Alarm Products Smoke Detector & Gas Detector 4 Wire Network Photoelectric Smoke Detector

4 Wire Network Photoelectric Smoke Detector

FOB Price: US $5.17 / Piece
Min. Order: 100 Pieces
Min. Order FOB Price
100 Pieces US $5.17/ Piece
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Port: Ningbo, China
Production Capacity: 50, 000 Pieces/Month.
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Type: Fire Alarm
  • Anti-Theft Alarm System Type: Smoke Alarms
  • Anti-Theft Alarm System Distance: Power Detector
  • Infrared Sensor Probe Type: Infrared Temperature Sensor
  • Material: Plastic
  • Transport Package: 100PCS/CTN, Size: 46*32*58cm, G. W: 20kg
  • Origin: Zhejiang, China
  • Anti-theft Alarm System Approach: Active
  • Anti-Theft Alarm System-Wide: Wire Alarm Detectors
  • Types of Smoke Detectors: Photoelectric Smoke Style
  • Infrared Sensor Installation: Ceiling
  • Trademark: Welfare
  • Specification: ISO, CE, MSDS, CNAL certificate
  • HS Code: 8531901000
Product Description
4 Wire Network Photoelectric Smoke Detector
1. Photoelectric technology is generally more steady than ionization technology at detecting large particles, which tend to be produced in greater quantity by smoldering fires, which may smolder for hours before bursting into flame. Sources of these fires may include cigarettes.
4 Wire Network Photoelectric Smoke Detector
2. The unit monitors the air, and when smoke reaches its sensing chamber, it alarms. It can give you more time to escape before fire spreads. This unit can only give an early warning of developing fires if it is installed, maintained and located where smoke can reach it, and where all residents can hear it, as described in this manual. This unit will not sense gas, heat, or flame. It cannot prevent or extinguish fires.

3. The alarm shall include a test button that will electronically simulate the presence of smoke and cause the unit to go into alarm. 4. This sequence tests the units electronics, battery and horn to ensure proper operation.
4 Wire Network Photoelectric Smoke Detector
5. The unit shall include a piezoelectric horn that is rated at 85 decibels at 10 feet. In a smoke incident, the horn will sound in the repetitive manner- Three beeps, a pause, three beeps, a pause.
6. The unit shall also include a low battery warning utilizing a brief alarm chirp every 30-40 seconds for a minimum of seven days.

7. The alarm will utilize a red LED that shall flash once every 30-40 seconds to indicate the alarm is receiving power.

Wide Applicability
Applies widely to works, banks, stores, warehouses, offices and homestead etc.
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