Pfannenberg PEF series enclosure fans are particularly suitable for the following applications: - For control cabinet rows that are only cooled by one unit, or - For better distribution of cold air in tightly packed control cabinets - Distribution of cold air in the control cabinet. - Usually used in combination with cooling units. - Robust: Steel housing and brackets. - Variable: Can be mounted at any angle. - Compact design: Can also be used in confined spaces.