The push button series are used in controlling circuit of AC voltage up to 660V/AC50Hz or 60Hz,and DC voltage below 400V.It is used for controlling signal and interlocking purposes. The main body of the push buttons adopts zinc alloy and high-grade anticontrolling signal and interlocking purposes.The main body of the push buttons adopts zinc alloy and high-grade anti-flam plastic .The contact —flam plastic .The contact adopts special silver alloy in order to enjoy the benefit of high anti-electrical erosion .The signal lamp series are suitable for electrical appliances circuit of AC voltage up to 380V/50Hz,and DC voltage below 380V.It is ideal for using as indicating signals , warning signals , emergency signals , etc. Our products comply with GB/T14048.1 and IEC60947-5-1,all products are CE,ISO9001,ROHS and UL certified.