Server cabinets house multiple IT devices that depend on a consistent electrical supply. PDUs channel electricity from one primary input to several outlets inside the rack. Without a central distribution unit, separate supplies would be needed for every device, adding complexity and taking up valuable rack space. Centralised Power Distribution https://pdus11097.blogdosaga.com/40102857/h1-how-power-distribution-units-support-power-management-in-server-cabinets-h1