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

Infrared Sensor, Beam Sensor, Outdoor Beam Sensor manufacturer / supplier in China, offering Professional 3 Beams Active Photoelectric Sensor, Home GSM PSTN Alarm System with LCD Display, New GSM Photoelectric Smoke Detector and so on.

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Supplier Homepage Product Beam Sensor Professional 3 Beams Active Photoelectric Sensor

Professional 3 Beams Active Photoelectric Sensor

Purchase Qty.:
1-99 100-299 300-499 500-999 1,000+
FOB Unit Price: US $33 US $31.7 US $30.2 US $28.7 US $27.2
Purchase Qty. (pair) FOB Unit Price
1-99 US $33
100-299 US $31.7
300-499 US $30.2
500-999 US $28.7
1,000+ US $27.2
Get Latest Price
Production Capacity: 100000 Sets Per Month
Transport Package: Colorful Box Packed or OEM
Payment Terms: T/T, Money Gram, Western Union

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Basic Info
  • Model NO.: WL-SG-series
  • Usage: Anti-theft
  • Certification: CE, FCC, RoHS, CCC
  • Outdoor Distance: 250m
  • Anti-Glare: 50000lux
  • Beams: 3
  • Specification: CE, ROHS, FCC
  • HS Code: 8531100000
  • Type: Metal Detector
  • Installation Mode: Ceiling Mounted
  • Application: Home, Industry, Special Equipment
  • Working Voltage: DC13.8-24V
  • Alarm Current: 60-90mA
  • Trademark: WALE or OEM
  • Origin: Shenzhen, Guangdong
Product Description

1. Non-spherical secondary aggregation precision optical lens; 
2. Fine-tuning of sophisticated electronic stepper, LCD liquid display easy get to the focal length
3. The interdiction of the adjacent four beams at the same time
4. The import filter with the automatic gain adjustment,  the anti-glare the up 50000Lux; 
5. Using ultrasonic Structure to effectively prevent condensation or frost; 
6. The unique design of the ring, waterproof, dustproof; 
7. Working voltage: DC13.8-24V. 


1. How to download GSM home alarm panel APP?
Search "gsm alarm" in iOS APP store, Android store or scan QR code from the package of our products.

2. Warranty
Normally it's one year, but if you can be our agent it will be 2 years.

3. Why choose us?
AS the professional manufacturer in home alarm system with 14 years experience, we developed series of home alarm system with high quality and competitive price. With professional R&D team to provide OEM&ODM service.

4. When can I get the price?
We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us by 86-755-89390033

5. Are your samples free or need cost?
It can be free, but anyway we have to charge for the samples first, the sample charge can be returned after official order placed.

6. How can I get your samples
You're welcomed to email us for checking. It will be ready for delivery in 3-7 days after payment. The samples will be sent to you by express.






Alert distance





Number of beams


Response time


Alarm output

NC&NO contact rating AV/DC  30V/0.5A

Alarm output-BUS

MA BUS constant rating AV/DC 30V/0.5A

Working current





Working voltage

DC 13.8-24V.AC 11-18V

Long life mode









5%-95% (RH)

BUS output


Tamper output

NC contact rating AV/DC 24V/0.5mA

Horizontal adust


Vertical adjust


Case material


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