The IDEC YW1L-A4E01Q0G is a compact, illuminated mushroom pushbutton designed for efficient use of space with its 10mm thick contact blocks. This maintained pushbutton features a removable operator for easy maintenance and a metal bezel for enhanced durability. Its lightweight design does not compromise on functionality, offering unibody pilot lights and key selector switches. The separate contact block simplifies installation and removal, streamlining the setup process.