... .27A(DC-13)4.Frequency:50/60Hz5.Drill Plan: Φ22mm6.Head colors:Red, Black, Green, Blue, Yellow,White7.Ambient Temp: - ... 5~40 8.Head:Flush head, Mushroom head, selector switch9.Contact type:N/O,N/C,N ... /C 10.Certificate:ISO9001:2000, ISO14001:1996,CEkeywords:electrical pushbutton switch,electrical switch,push switch,button switch,push-button switch,push button