The OMRON A22L-DW-T1-11A is a versatile, lighted pushbutton switch designed for industrial automation applications. Featuring a cylindrical 22/25 mm diameter with a square guard, this switch includes a white LED with a voltage reduction unit for 100 VAC, ensuring efficient operation. It offers a SPST-NO + SPST-NC configuration, making it ideal for applications requiring manual control. The switch is easy to mount and remove, enhancing wiring efficiency with its three-row mounting capability. Despite being obsolete, it remains a reliable choice for various control systems.