The compact 22.5 mm Series 84 is especially suited for: Flush design Raised design PCB mounting The extremely small mounting depth makes this series highly suited for installation in flat, narrow casings. In combination with PCB fitting, Series 84 offers optional HALO illumination with attractive combination options and a wide variety of designs. The EAO Series 84 is especially suited for applications in the segments: Public transport Machinery and Automation Construction machines and special-purpose vehicles Lifting and moving Panel building Medicinal technology Laboratory and measuring equipment