720478-B21-RFB Hewlett Packard Enterprise HP 500W Flex Slot Platinum Hot Plug Power Supply Kit 652583-B21, 619286-003, 641552-003, 560324, 677536 Grey HP 500W Flex Slot Platinum Hot Plug Power Supply Kit How do you improve data center power efficiency without impacting IT performance? HP Flexible Slot Power Supplies provide up to 94% power efficiency with 80Plus Platinum-certified power supplies that lower server power requirements and reduce power waste in your data center. Flex Slot Power Supplies have a form factor that is 25% smaller than previous generation power supplies, providing more space to add additional server options and improve the performance of your servers. Flex Slot Power Supplies provide fast, tool-less hot plug access to server power supplies for greater serviceability and are supported across the entire ProLiant DL300 Gen9 Server family, simplifying your spares strategy and further reducing data center costs. Are you currently using or interested in the HP Power Discovery Services solution? Support for Power Discovery Services can be added to all ProLiant DL300 Gen9 Servers with the Flex Slot 1400W Platinum Plus Power Supply option. Features Improve Data Center Efficiency Without Impacting IT Performance HP Flexible Slot Power Supplies provide up to 94% power efficiency with 80Plus Platinum-certified power supplies that lower server power requirements and reduce power waste in your data center. The Flex Slot form factor is 25% smaller than previous generation Common Slot power supplies, providing more space to add additional server options and improve your IT performance. Provides fast, tool-less hot plug access to server power supplies for greater serviceability. Supported across all ProLiant DL300 Gen9 Servers, simplifying your spares strategy and reducing data center costs. Continued support for HP Power Discovery Services with embedded power line communication technology available in the 1400W Platinum Plus option.