This product is part of the Modicon X80 range, a range of programmable automation controllers (PAC). This protective cover (5 pieces) is for unused slots on Modicon X80 module carriers. Modicon X80 modules provide a unified environment for the use of I/O modules in automation architectures by reducing the costs of spare parts, maintenance and training. This cover is compatible with the X80 module carriers BMXXBP1200, BMXXBP0800, BMXXBP0600 and BMXXBP0400.