HPE Aruba X391 550W AC PSU JL600A#ABA | Power Supply, Enterprise

Keep critical network infrastructure powered with a 550 W AC power supply designed for Aruba switching environments. The HPE Aruba X391 PSU is built for teams that need a direct replacement path for supported systems, reducing downtime risk during maintenance windows and hardware refresh cycles. This unit is intended for enterprise deployments where power continuity matters. Its 550 W rating supports the electrical demands of compatible Aruba platforms while preserving the operational consistency expected in production racks. For procurement teams, the value is in fit, reliability, and avoiding the uncertainty that comes with generic third-party replacements. Use it to standardize spare parts inventory, simplify field service, and keep switch power architecture aligned with the original platform design. When uptime, compatibility, and serviceability matter, a matched OEM power supply is the safer choice than a lower-cost substitute.