The IDEC CW1B-M1P20B Switches and Pushbuttons support 2NO contact configuration, IP65 protection, and push-in terminals reliably. The CW1B-M1P20B IDEC Switches and Pushbuttons belong to the CW series with φ22 mounting hole size, flush pushbutton operator type, non-illuminated black button, and momentary operating function for industrial automation control panels.