Momentary switch: 1 Pair of NO + 1 Pair of NC ContactsRemain in one state as long as being pressedEasy to install, it has non-solder connections, screw-type terminals to make fitting very easy Simply drill an 30mm (1-17/94") hole and secure it with the screw ringThis button switch is suitable to work in AC 50Hz 380V and DC 220V circuits.
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