Memory Module Hewlett Packard Enterprise HPE P440 P840 4GB FBWC 726815-002-RFB

The Memory Module Hewlett Packard Enterprise HPE P440 P840 4GB FBWC 726815-002-RFB is a 4GB server memory component designed for use with compatible HPE controllers and server systems. This module features Flash-Backed Write Cache (FBWC) functionality to protect cached write data in case of power loss, supporting data integrity for transactional and write-intensive workloads. The module is intended as a factory-compatible replacement or upgrade part for systems that list HPE part number 726815-002-RFB.

Advantages

This HPE 4GB FBWC memory module provides non-volatile protection for cached writes through FBWC technology, helping to prevent data loss during unexpected power interruptions. The module's 4GB capacity is balanced for systems that require moderate cache space without altering main system memory configurations. Designed by Hewlett Packard Enterprise and identified by MPN 726815-002-RFB, the part ensures compatibility with supported HPE controllers and follows manufacturer standards for server components.

Suitable for

• Replacing or upgrading FBWC cache capacity in supported HPE P440 and P840 controller environments
• Servers running transactional databases or write-heavy applications where cached write protection is required
• Maintenance and spare-part inventories for HPE-compatible server deployments

Key specifications

• Brand: HP (Hewlett Packard Enterprise)
• Model / MPN: 726815-002-RFB
• Capacity: 4GB
• Feature: Flash-Backed Write Cache (FBWC) for cached write protection
• Category: Memory module for server controllers (P440 / P840 compatible)

How to use

Install the module according to the server or controller manufacturer's instructions. Before installation, power down the server and follow electrostatic discharge (ESD) precautions. Insert the memory module into the designated FBWC slot on the compatible HPE controller (P440 or P840) until it seats securely. After installation, power on the system and verify the controller firmware recognizes the added or replacement FBWC memory using the server management interface or controller utility. Apply any required firmware updates as recommended by HPE to ensure full functionality.

Usage recommendations

Use this HPE 4GB FBWC module as specified for supported HPE controllers; match part numbers and consult HPE compatibility guides before purchase or installation. Store and handle the module in ESD-safe conditions and maintain controller firmware at vendor-recommended levels to ensure reliable FBWC operation and data protection.