(1) Economy and strong light interference resistance sensors for roll up doors
Solutions:
Considering the requirements for the safety and economy of the application, the PF50R-AR laser retro-reflective photoelectric sensors with a built-in polarizer design and excellent light resistance which able to detect most highly reflective objects. the IP67 class housing rating is wind and sand resistant and can easily cope with various adverse weather effects.

Related products:
· PF50R-AR laser retro-reflective photoelectric sensors
 

(2) More intensive and higher detection with multi infrared beams
Solutions:
Infrared grating products can achieve multi-point protection, greatly enhance the scope of protection, in the industrial door safety protection in the application of more and more popular.

Related products: 
· LSE infrared light curtains
· LEM light grids

(3) Cylindrical housing sensors for limited space on shutter door frame
Solutions:
PS18T to the stable performance of the photoelectric sensors, and compact shape suitable for integration in the door body. G-TEK has 20 years of experience in the security and protection industry and insists on providing the most suitable and reliable photoelectric sensor solutions for our customers.
Related products:
· PS18T thru beam photo sensors
 

(4) Reliable detection for long distance
Solutions:
In addition by the site application environment and the door body width, the impact of the opposite photoelectric sensor is also a more common choice.

Related products: 
· PF50T thru beam photoelectric sensors /photocell switches