The HPE 720480-B21 is an 800W power supply designed for enterprise server environments, featuring a compact gray chassis that takes up 25 percent less space than previous models. This efficiency-oriented power supply achieves up to 96 percent efficiency with 80 PLUS Titanium certification, significantly reducing power consumption and operating costs for data centers while maintaining consistent server performance. The unit supports tool-less hot-swapping for quick maintenance and replacement without server downtime. Compatible with multiple HPE server families such as ProLiant Gen10, ProLiant 300 Gen9, Apollo 2000, and Apollo 4000 series, this power supply simplifies inventory management through cross-platform compatibility within your server infrastructure. The reduced footprint allows for additional server expansion options in the same rack space, maximizing data center density and resource utilization. Designed for reliability in demanding enterprise environments, this power supply delivers consistent performance with minimal energy loss through advanced power conversion technology. The flexible slot design ensures easy integration with supported HPE server platforms and provides operational flexibility for data center administrators managing various server deployments. With a focus on energy efficiency and serviceability, this power supply represents a practical upgrade option for organizations looking to optimize their data center power infrastructure without compromising computing power or requiring extensive hardware changes.