Gold Member Since 2014
Audited Supplier
Shenzhen Wale Group Co., Ltd.

Photoelectric Smoke Detectors, Independent Smoke Detector, Smoke Alarm manufacturer / supplier in China, offering Independent Wireless Smoke Detector for Home Alarm System, 2017 Wireless Home GSM Alarm System with Built-in Siren, LCD Wireless Touch Keypad GSM OEM Alarm System and so on.

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Supplier Homepage Product Smoke Sensor Independent Wireless Smoke Detector for Home Alarm System

Independent Wireless Smoke Detector for Home Alarm System

Purchase Qty.:
1-99 100-299 300-499 500-999 1,000+
FOB Unit Price: US $4.5 US $4.2 US $3.8 US $3.5 US $3.2
Purchase Qty. (piece) FOB Unit Price
1-99 US $4.5
100-299 US $4.2
300-499 US $3.8
500-999 US $3.5
1,000+ US $3.2
Get Latest Price
Production Capacity: 100000 Sets Per Month
Transport Package: Color Box or OEM
Payment Terms: T/T, Money Gram, Western Union

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Basic Info
  • Model NO.: WL-228/228D/228W
  • Usage: Door, Smoke
  • Working Voltage: 12VDC
  • Alarm Current: 10m
  • Dimension: D=105mm,H=38mm
  • Warranty: 3 Year
  • Specification: CE, ROHS, FCC
  • HS Code: 8531100000
  • Application: Home, Industry, Special Equipment
  • Certification: CE, FCC, RoHS
  • Working Current: 12ua
  • Buzzer: 90db at 10 Feet
  • Certificated: RoHS/CE
  • Trademark: WALE or OEM
  • Origin: Shenzhen, Guangdong
Product Description
1. Independent fire detector 
2. Dustproof, mothproof, dampproof 
3. Anti extraneous light interference 

1. Photoelectric detector mode 
2. Using low power consumption CMOS micro processor 
3. Special design for dampproof 
4. Having manual testing and reset function 
5. Reliable and stable working performance 
6. With super thin structure 
7. Dustproof, mothproof and anti extraneous light interference 
8. Independent smoke detector

1. All products have been strictly Quality Checked in house before packing. 
2. All products have been well packed before shipping. 
3. Two years warranty is provided for all models.   
1. Sample and mini order will be delivered within 2-3 working days after the receipt of payment. 
2. For order over 500pcs or customized order, lead time will be 4-6weeks after the receipt of payment. Please contact our sales to make sure the current inventory.

SensorOptical cavity maze
Working voltage9VDC/12VDC
Working currentStatic,below 10uA;  Alarm,10-30mA
SensitivityFit for ul217 standard, detector response when 3.2% smoke per feet
Working temperature-10centigrate~50centigrate
Buzzer90db at 10 feet

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