The IDEC YW1L-M4E01Q0W is a compact and efficient illuminated pushbutton designed for space-constrained applications. It features a slim 10mm contact block, a removable operator for easy maintenance, and a durable metal bezel. The unibody design integrates pilot lights and key selector switches for versatility. Its separate contact block simplifies installation and removal, making it an ideal choice for streamlined control panel setups.