The Delfield 2160023 Axial Fan moves air through the equipment compartment or cooling assembly as its motor-driven blades rotate. At 115V and 15W, the fan operates at 3100 RPM and produces an airflow rating of 106 CFM. Its 4-11/16" x 1-1/2" housing uses 4-1/8" mounting centers for installation within the designated fan assembly. The axial configuration directs air along the shaft axis... https://partsfe.com/2160023-delfield-cooling-fan