HPE 800W Hot-Plug Power Supply (P19178-B21)

What It Is

The HPE 800W (P19178-B21) is an enterprise-class server power supply unit designed for continuous 24×7 operation in rack and tower server environments. This hot-plug unit supports redundant power configurations, enabling serviceability without system downtime.

Technical Details

• Part Number: P19178-B21
• Manufacturer: HPE
• Model: HPE 800W
• Power Output: 800 W
• Type: Hot-plug (hot-swappable)
• Class: Enterprise (24×7)

Configuration & Options

• Hot-plug design for replacement without powering down the server.
• Supports 1+1 redundant power configuration for fault-tolerant operation.
• Compatible with select HPE rack and tower server models — confirm exact server compatibility at the time of order.
• PSU is supplied as a standalone unit; no additional accessories included.

Operating Conditions

The power supply is intended for deployment in data centers or server rooms where continuous availability is required. It is rated for round-the-clock operation in enterprise infrastructure, including virtualized environments and mission-critical workloads. The hot-plug capability allows maintenance and replacement while the server remains online, minimizing operational disruption.