The HPE 1800W-2200W FLEX SLOT PLATINUM HOT PLUG POWER SUPPLY (876935-B21) is a high-quality power supply designed for HPE and HP servers. With a maximum output power range of 1800 - 2200 W, this enterprise-grade product ensures reliable and efficient performance for your server needs. The hot plug feature allows for easy maintenance and replacement, making it a convenient choice for businesses looking to keep their servers running smoothly. Not used for very long, so these are in great condition!