The Serveredge basic metered PDUs are the most efficient way to power protect your rack mount equipments & monitor the power usage in PDU. Serveredge PDUs are built to both Australian & International standards and requirements so that your equipment can deliver the most optimum performance while using minimum of your valuable rack space. The PDUs have a Metal Alloy casing which makes them durable for rack mount use and also allows both vertical and horizontal installations (Depending on the model). Serveredge PDUs are equipped with current monitoring overload and surge protection (Feature may vary depending on the model).