Sealed to IP68S, the K3P series of panel plugs with LED indicator lights provides reliable visual feedback to control operators. The K3P panel plugs and OTTO's K3 rocker switches share the same panel cutout size and snap-in front panel mounting method. This allows you to create a uniform panel appearance in your applications. Choose up to 70 different standard legends, 6 lens colors, 5 legend colors and 4 LED colors with 4 voltage options.