The HP J9829A is a 1100W Power Supply Unit (PSU) designed for use with the Aruba 5400R zl2 series of switches. It is part of HP's ProCurve (now Aruba) networking equipment and supports PoE+ (Power over Ethernet Plus) capabilities, which allow it to power connected devices such as IP phones, wireless access points, and security cameras over Ethernet cables.

Key features of the HP J9829A (0957-2414):

• Power Output: 1100W
• Compatibility: Designed specifically for Aruba 5400R zl2 series switches.
• PoE+ Support: Provides power for PoE+ devices through the switch, useful for powering network devices without the need for separate power supplies.
• Efficiency: Certified with 80+ Gold efficiency, ensuring lower power consumption and heat generation while delivering high power efficiency.

This power supply is ideal for network environments requiring reliable power for both switch operations and connected PoE devices.