HPE 800W Hot-Plug Power Supply P40426-B21

Product Description

The HPE 800W Power Supply (P40426-B21) is an enterprise-class hot-plug power supply unit designed for continuous 24×7 operation in server infrastructure. Rated at 800W, this redundant-capable unit supports hot-swap replacement to minimize downtime in critical IT environments. It is intended for integration into HPE rack and tower servers, with compatibility verification recommended prior to deployment.

Technical Specifications

• Part Number (PN): P40426-B21
• Manufacturer: HPE
• Model: HPE 800W
• Power Output: 800 W
• Type: Hot-plug (hot-swappable)
• Class: Enterprise server (24×7 operation)

Design Features

• Hot-plug form factor enables replacement without powering down the server.
• Supports 1+1 redundancy configuration for fault-tolerant power delivery.
• Designed for continuous operation in high-availability data center environments.
• Compatible with HPE rack and tower server chassis (confirm exact model compatibility).

Application Area

This power supply unit is deployed in enterprise server racks and tower configurations where uninterrupted power is critical. It is suitable for 24×7 data center environments requiring redundant power architecture, enabling hot-swap maintenance and reducing operational risk. Typical use cases include virtualization hosts, database servers, and other mission-critical workloads within enterprise IT infrastructure.