BACO Push-Button Switches Pushbutton 630374 - BACO BAL21CA02, BACO manufactures the BAL21CA02 pushbutton featuring a chrome-plated front ring made from green PVC. This switch is part number L21CA02 and is primarily used for control panels and machinery interfaces. The durable design is ideal for industrial environments, ensuring reliable operation. BACO BAL21CA02 Pushbutton Green Chrome-Plated Front Ring 1 piece