The AML21CBE2AB is a 1-pole, alternate action pushbutton switch from the AML21 series, housed in a square body with a black bezel. It is configured with a single 28V incandescent lamp circuit and features silver contacts. The switch provides a 1-pole, double-throw circuitry with a maintained push-on, push-off action. Connection is made via .110 x .020 inch solder or quick-connect terminals. As part of the AML21 series, this switch is UL recognized and CSA certified, and its lamp circuit is independent of the switch circuit. This design is well-suited for industrial controls and instrumentation where reliable switching with visual status indication is required.