HP 3160-0378M - Tubeaxial fan - 105mm (4.126in) mounting hole spacing, 38.1mm (1.5in) thick, 115VAC, 50-60Hz, 120CFM - Mounts in the fan tray (Two used) Retail
HP 3160-0420 - Tubeaxial fan (Etrie Inc. 98XH-0182) - 105mm (4.125in) mounting hole spacing, 25mm (0.984in) thick, 115VAC, 50-60Hz, 79CFM - Mounts to the PDU/Fan assembly (4 used) Retail
HP 3160-0228M - Tubeaxial fan - 120mm x 120mm x 38.1mm, 240VAC, 50-60Hz, 106CFM - Mounts in the fan tray (Two used) Retail