All of the modules featured are of the standard euro grid configuration based on 1 aperture modules of 25mm x 50mm. Please look in preferred product section for mounting plates, wall or floor to accommodate 1-16 modules. The mounting yoke facilitates pre-assembly of required modules. Fitted with twin earth terminals. Divider plates can be installed as necessary in order to screen sensitive modules. 10 Years Manufacturers Warrantee with this product.