The push button series are used in controlling circuit of AC 50Hz or 60Hz, voltage to 660V, DC voltage below 400V, it is used for controlling signal and interlocking. The main body adopts zinc alloy and high grade anti-flaming plastic, the contact adopts special silver alloy, so it enjoys high anti-electrical erosion property. The signal lamp series are suitable to electrical appliance circuit of AC voltage 380V, 50Hz or 60Hz, DC voltage below 380V, used as kinds of indication signal, warning signal, accident signal and other signals. Our products comply with GB/T14048.1 and IEC60947-5-1, all products has gained CE, ISO9001, ROHS and UL certification.