The 412 from EBM Papst is DC axial fan. This is a compact fan featuring fibreglass reinforced PBT plastic housing material with 40mm x 40mm x 20mm size. Series 400 of DC axial fans are designed to deliver high performance while retaining a space saving size. This range of axial fans have sleeve bearings, which offer cost effective protection of the central shaft from environmental factors. This results in a simplified and economic design that is suitable for many thermal management applications.