The Middle Atlantic DWRSR-4-FK is a high-performance fan kit specifically designed for use with 17-inch or 22-inch deep DWR and 23-inch wide, 22-inch deep SR Series Wall Racks. Engineered for optimal airflow, this fan kit effectively moves up to 190 cubic feet per minute (CFM) while maintaining a low noise level of just 42 dBA, measured at 1 meter, ensuring a quiet yet efficient cooling solution for your equipment. Its compact design allows for easy installation within the rack, enhancing cooling performance and prolonging the lifespan of your critical devices. Perfect for environments that demand reliable heat management, the DWRSR-4-FK fan kit is essential for maintaining optimal operating temperatures in your rack-mounted systems. Upgrade your wall racks with this efficient cooling solution to ensure your equipment stays cool and operates at peak performance.