Aventics R401001276 Pneumatic Control Valve

AVENTICS R401001276 is a valve cover for the ISO 5599-1 Series 581 valve family, Size 2, intended to complete a complete 5/2 or 5/3 directional pneumatic valve by mounting over the valve body and accepting a pilot valve. In Aventics catalogs it is listed as 5812010000 and described as “Valve cover, with or without pilot valve,” aligning with mono-stable configurations and supporting valve bodies configured as 2x3/2, 5/2, or 5/3. The 5812010000 designation confirms Series 581, Size 2, with a pilot valve interface width of 22 mm, and the assembly weighs approximately 1 kilogram. This valve cover preserves the standard ISO 5599-1 footprint, enabling modular configurations in pneumatic systems and facilitating serviceability in automation panels that require compact, standardized valve control components.