HPE P38995-B21 800W Flex Slot Platinum Hot Plug Power Supply Kit

he HPE P38995-B21 is an 800W Flex Slot Platinum Hot Plug Low Halogen Power Supply Kit designed for compatible HPE ProLiant servers. It provides reliable, efficient power for business-critical server environments, helping maintain uptime while supporting easy servicing through hot-plug replacement.

This power supply is ideal for HPE ProLiant server builds, upgrades, repairs and spare stock requirements. Its Flex Slot form factor helps reduce wasted space inside the server chassis while allowing fast, tool-less installation and removal.

Key Features HPE part number: P38995-B21 Power output: 800W Form factor: HPE Flex Slot Efficiency rating: Platinum-class efficiency Hot-plug design: Replace or add the PSU with minimal disruption Low halogen construction: Suitable for modern enterprise server environments Designed for HPE ProLiant servers

Ideal for replacement, redundancy or server build projects

Product Overview The HPE 800W Flex Slot Platinum Hot Plug Power Supply Kit is a popular run-rate spare for HPE ProLiant infrastructure. Power supplies are one of the most commonly requested server spares because they are critical to uptime and often required in redundant pairs.

For businesses running virtualisation, file servers, application servers, backup systems or branch-office infrastructure, having a reliable replacement PSU available can help reduce downtime and speed up recovery when hardware issues occur.

Why Buy This PSU? The P38995-B21 is suitable for customers who need to replace a failed HPE server power supply, add a second redundant PSU, or keep spare stock for maintenance. It is commonly used by IT teams, MSPs, datacentres and server support providers managing HPE ProLiant estates.

Common Use Cases Replacement power supply for compatible HPE ProLiant servers Adding redundant power to supported server configurations Server repairs and maintenance Datacentre spare stock HPE ProLiant Gen10, Gen10 Plus and Gen11 upgrade projects MSP and IT support inventory

Compatibility The P38995-B21 is part of the HPE Flex Slot power supply range and is commonly associated with compatible HPE ProLiant Gen10, Gen10 Plus and Gen11 server platforms. Compatibility should always be checked against the exact server model and configuration before purchase.

Also Known As This part may also be referenced with related spare or assembly numbers depending on supply route and condition, including: P38995-B21 P39385-001 865409-002 865412-202