HPE P56995-B21 - HPE ProLiant DL380 Gen11 LFF Front Tri-Mode Cable Kit

Brand: HPE | Category: Accessories & Components

SKU: HPE-P56995-B21 | Part #: P56995-B21 | MPN: P56995-B21

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Internal cabling within a high-density server chassis often determines whether storage subsystems perform as designed. The HPE P56995-B21 is a factory-engineered cable kit purpose-built for the front drive bays of the HPE ProLiant DL380 Gen11, connecting Large Form Factor (LFF) storage directly to the server's tri-mode controller infrastructure. This is not a generic solution—it is the exact cable assembly that HPE specifies for DL380 Gen11 configurations, ensuring signal integrity, thermal management, and controller compatibility without compromise.

Storage architects and infrastructure teams working with HPE ProLiant platforms understand that mixing genuine HPE cabling with non-OEM alternatives introduces risk. The P56995-B21 supports simultaneous SAS, SATA, and NVMe protocols across the front drive bays, a tri-mode capability that becomes essential when DL380 Gen11 servers are configured for mixed-storage workloads—particularly in environments running database clusters, enterprise search platforms, or data lake infrastructure. HPE designs these cables to work seamlessly with Smart Array and MR Gen11 Tri-Mode controllers, the standard storage controllers found in this generation. The cable kit maintains the electrical and mechanical specifications required by HPE's QuickSpecs documentation, meaning any DL380 Gen11 ordered through official channels will have been validated against this exact assembly.

Field installation of the P56995-B21 is straightforward for experienced server technicians, though many organizations receive this cable kit pre-installed during factory configuration. The kit handles internal chassis routing, ensuring cables do not interfere with airflow paths or compete for space with power distribution modules and memory risers. In data centres where thermal margin is already tight—especially in high-performance compute environments or AI training labs—proper cable management directly affects cooling efficiency and mean time between failures (MTBF). A poorly routed or incompatible cable assembly can restrict air movement across drive bays and controller cards, degrading performance and reducing component lifespan. The P56995-B21 is engineered to integrate within the DL380 Gen11's thermal envelope without creating hot spots.

Systems administrators deploying DL380 Gen11 servers for structured workloads—whether database backends, hyperconverged infrastructure, or high-volume data warehousing—often specify this kit as part of initial procurement to avoid field retrofits. The genuine HPE part number ensures compatibility with every supported drive type and controller configuration in the DL380 Gen11 portfolio. Because this is a genuine HPE component listed in QuickSpecs, it preserves full hardware support entitlement. Some organizations have learned the hard way that substituting cabling with third-party assemblies can void support contracts or complicate troubleshooting during failure scenarios. The P56995-B21 eliminates that risk entirely.

Omnixon Global holds inventory of genuine HPE server components and accessories across the GCC, Asia-Pacific, and European markets, including the complete range of ProLiant Gen11 cabling and enablement kits. We serve procurement teams at data centre operators, system integrators, and enterprise IT departments who require authentic HPE parts with full traceability and regional support. If your organization is standardizing on HPE ProLiant infrastructure or requires the P56995-B21 for a production deployment, please reach out with your requirements. We can provide detailed specifications, compatibility verification, and volume pricing through our RFQ process.

Cable Kit Specifications & Compatibility Matrix

• Compatible exclusively with HPE ProLiant DL380 Gen11 servers; supports LFF front drive bay cabling
• Tri-mode protocol support: SAS, SATA, and NVMe protocols across single cable assembly
• Works with HPE Smart Array Gen11 Tri-Mode and MR Gen11 Tri-Mode storage controllers
• Genuine HPE part number P56995-B21; listed in official DL380 Gen11 QuickSpecs documentation
• Maintains server hardware support entitlement when installed as factory or field configuration
• Internal chassis integration; designed for thermal and airflow compatibility within DL380 Gen11 envelope
• Suitable for production deployments requiring mixed-storage configurations or protocol flexibility