HPE 800W Hot-Plug Power Supply (P19177-B21)

What It Is

The HPE 800W (P19177-B21) is an enterprise-class server power supply unit delivering 800 W of output power. It is designed for hot-plug operation, enabling replacement without server shutdown, and supports redundant configurations for increased system availability. This unit is intended for continuous 24×7 operation within rack-mount and tower server infrastructures.

Technical Details

• Part Number (PN): P19177-B21
• Manufacturer: HPE
• Model: HPE 800W
• Power Output: 800 W
• Type: Hot-plug (hot-swappable)
• Class: Server-grade (Enterprise, 24×7)

Configuration & Options

• Supports hot-swap replacement in live server environments.
• Capable of 1+1 redundant power configuration for fault tolerance.
• Compatible with select HPE rack and tower server models; verify exact server model compatibility at the time of order.
• Available as a single replacement unit or for deployment in paired redundant setups.

Operating Conditions

This power supply is engineered for continuous operation in enterprise data centers and server rooms, where uptime and serviceability are critical. It is suited for deployment in standard rack-mount enclosures and tower chassis within 24×7 server infrastructure. The hot-plug design minimizes downtime during maintenance or power module failure, while redundant configurations provide additional resilience for mission-critical workloads.