Pair of axial fans made to keep air flow and your equipment at low temperature Fits all standard 19 network cabinets; AC 110V Fan; 95/110CFM Airflow; 2600-2800rpm; 45dBA, Silent; AC cable 6.2ft and Ground wire 9" attached Network Cabinet Fan Applications - fan cooler panels, trays or server, media cabinets, computer case, DIY mount; overheat protection Steel Frame; Metal Finger Guard; Quick Mount Silicone Rubber Screws - Rivets; Self-tapping screws; Standard accessories exhaust replacement size: outer dimensions: 4.75x4.75" - 4 inch between holes