photo control switch/ lift part for elevator door systems

FOB Reference Price:Get Latest Price
100 Unit/Units 100 unit one big box (Min. Order)
Supply Ability:
5000 Unit/Units per Month
Shanghai Port
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Quick Details
Elevator Parts
Place of Origin:
Shanghai, China (Mainland)
Brand Name:
Model Number:
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Packaging & Delivery
Packaging Details
hard paper box for each one and bigger one for every 100 units
Delivery Time
within 3 days


photo control switch
1.More than "can use" High Quality!
2.New product
3.Hot selling

photo control switch/ lift part for elevator door systems  


Product Description:




SUNNY Diffuse Photoelectric Switch





The SN-GDF-1 type photoelectric switch, developed and manufactured by Shanghai Sunny Elevator Co.,Ltd, adopt infrared ray transmission medium and high effective signal process chip to enable the switch working in quick reactions. The switch has been designed in impact structure and easily for installation.

It has high-performance MCU micro-controller chip nd rapid bi-directional outout driver circuit. All these give it compact structure, easy installation and so on. It also has the optional ten-grade delay function(espencially suitable for escalator to save energy)


Techinical Specifications



Item Pictures

  • 1 x SN-GDF-1
  • 1 x Set of Accessories
  • 1 x Instruction Manual






About us

Shanghai Sunny Elevator ASSembly Co.,Ltd, foundh  in 1992, is a 21-year professional manufacturer specialized in designing and producing Opto-Electro-Mechanical products. Our main products are elvator light curtains, photoelectric switches and elevator buttons. The company has a complete set of equipment and instruments in terms of mechanism, sheetmetal, plastics, moulding, electric appliance,together with SMT line, which are respectively used in key parts of production, assembling, and qualuty detecion. Such full range of equipments is rare in the field and greatly increases our production flexibility and R&D capabilities. Twenty years' experience in the elevator industry ensures us to provide our clients reliable products, leading-edge technology and perfect after-sales service.

Shanghai Sunny has been entitled shanghai high-tech enterprise for nine consecutive years and our self-developed SN-GM1 series infrared light curtain obtained national invention patent (NO.ZL01105213.9). It also obtianed UL Certification (file No.E230770) in 1992, and CCC Certification in 2010,which are unique among our competitors. Our light curtain and photodiode switch series both have been authorized CE certification. In 2007, the platform screen door in Shanghai Metro line and its northen extension of line one initially adopted infrared light curtain device provided by our company. Our long –time clients include Hyundai (served as OEM), Hitachi,Otis, Mitsubishi, Guangri Elevator etc.



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