The OMRON A22NZ-A-401 is a high-quality plastic hole plug designed for use in electrical enclosures. This accessory is ideal for covering precut panel holes with a diameter of 22.3 mm, accommodating panel thicknesses from 0.8 to 3.0 mm. As part of the A22N series, it ensures safety and future expansion capabilities in automation systems. The A22NZ-A-401 is RoHS compliant, making it a reliable choice for sustainable industrial applications.