900 W 100 - 240 V 50 - 60 Hz. Server 1U. Metallic. The HPE 900W Gold (Redundant) AC/240V DC Power Input Module with Power Backplane can be configured to support power redundancy in ProLiant servers that offer only a single power supply bay, providing additional protection against power loss.. Power. AC input frequency. 50 - 60 Hz. AC input voltage. 100 - 240 V. Total power. 900 W. Performance. Compatible products. ProLiant DL20 Gen9, ProLiant DL180 Gen9. Power supply unit (PSU) form factor. 1U. Purpose. Server. Design. Product colour. Metallic