1. Technical parameters:

2. Features:

1.electrificatioin part adopt high qualitymaterial, good Conductivity, low temperature rise, strong transmission performance, low resistance

2.Fire proof PC, high fire resistant, anti high temperature,excellent insulated performance

3.good electic performance, high dielectric intensity, high rigidity, anti-nick.

4.Mainly used to control door bell:it has three connection end, they are normal open end (1), normal colose end(2), common end(L);

   Shenzhen Winbest Electronics co., ltd. is a high tech corporation, which is specializing in designing, producing and marketing safety protection products, such as gas detectors,smoke detectors,infrared detectors,exit control lock, electric bolts,electromagnetic locks, power supplies for access control and  hotel energy saving switches. 
      Sincerity is fundamental and to seek for excellence is our motto. With excellent quality and compe itive price,we won good reputation from all of our customers. Now,Winbest has developed to be a leading supplier in security protection, hotel and fire protection industries. 
      We manage the company strictly according to the enterprise standards of ISO9000,and created the famous brand JDY with the advanced technologies and experienced specialists.Since successfully established International trade department and R&D department, Winbest has finally constituted a completely operational system.Encouraged by the company motto,we will continue to make our commitment to provide our cliets with high quality products and best service.