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1Gb adapter reliable for management networks.
866464-B21
ETH 1GB 2P 368FLR-MMT ADAPTER PL-4Q
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866464-B21
- Description:
- ETH 1GB 2P 368FLR-MMT ADAPTER PL-4Q
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866464-B21 Overview
866464-B21 is a high-performance SAN storage system engineered for enterprise data centers and virtualization environments. It features a 12-bay design supporting Mixed drive types including SATA HDD, SAS HDD, SATA SSD, and NVMe SSD, and delivers a total storage capacity of up to 512 TB. The system supports multiple RAID levels such as RAID 0, RAID 1, RAID 5, RAID 6, and RAID 10 to ensure data redundancy and high performance.
Equipped with an Intel Xeon processor featuring 8 cores and pre-installed 16 GB of ECC DDR4 memory (expandable up to 64 GB), the 866464-B21 offers robust processing power. It includes 10GbE network capabilities with 4 LAN ports, USB 3.2 connectivity, and expansion support to meet growing storage needs. The system is built with redundant cooling fans and power supplies rated at 750W, making it ideally suited for SMB backup, enterprise applications, virtualization, and media server use cases.
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866464-B21 Specifications
- Product Type
- Storage System
- Storage Type
- SAN
- Form Factor
- Rackmount
- Bay Count
- 12-bay
- Supported Drive Types
- Mixed
- Hot-Swap Support
- Yes
- Max Supported Capacity
- 512 TB
- RAID Support
- RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10
- CPU Type
- Intel Xeon
- CPU Cores
- 8
- Installed RAM
- 16 GB
- Max RAM Capacity
- 64 GB
- RAM Type
- ECC DDR4
- Network Ports
- 10GbE
- LAN Ports
- 4
- USB Ports
- USB 3.2
- Expansion Support
- Yes
- Cooling
- Redundant Fan
- Power Supply
- Redundant
- Power Supply Wattage
- 750W
- Operating System
- Custom OS
- Snapshot Support
- Yes
- Cloud Sync Support
- Yes
- Virtualization Ready
- Yes
- iSCSI Support
- Yes
- Surveillance Support
- No
- Use Case
- Enterprise Data Center
- Product Name
- 866464-B21 Enterprise SAN Storage
- Height
- 3.5 inches
- Width
- 17.5 inches
- Depth
- 28 inches
- Weight
- 50 lbs
866464-B21 Use Case
High-Density Virtualization Networking with HPE 866464-B21 Ethernet Adapter
In enterprise virtualization clusters on HPE ProLiant servers, the HPE 866464-B21 Ethernet Adapter (1GB, 2-port, 368FLR-MMT) delivers FLR-based connectivity for VMware and Hyper-V environments. It enables dual-1Gb NIC teaming for 2Gb aggregated bandwidth, hardware offload and failover resilience. Benefit: maximized VM density, eliminated network bottlenecks and simplified cabling for scalable, high-performance virtualization.
Resilient Branch-Office Connectivity using HPE 866464-B21 1GbE Adapter
In SMB branch offices running HPE ProLiant DL360 servers, the 866464-B21 1GB 2P 368FLR-MMT Adapter ensures uninterrupted network access for ERP, VoIP and collaboration tools. Dual-port design supports active/passive failover and VLAN segmentation to isolate management and data traffic. Benefit: enhanced business continuity, improved network security and zero-slack uptime for distributed workforces.
Real-Time IoT Edge Data Aggregation with HPE 866464-B21 Adapter
Edge computing nodes in manufacturing and logistics deploy the HPE 866464-B21 Ethernet Adapter to guarantee low-latency, reliable 1GbE links for IoT sensor data ingestion. The 368FLR-MMT form factor preserves PCIe slots for GPU or NVMe expansion while offering hardware-accelerated checksums and flow control. Outcome: real-time analytics, rapid anomaly detection and streamlined edge-to-cloud data pipelines.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 866464-B21 |  766491-B21 |  694033-B21 |  766490-B21 |  BB916A | |
|---|---|---|---|---|---|
| Product Type | Storage System | Storage System | Storage System | Storage System | Storage System |
| Storage Type | SAN | NAS | NAS | SAN | SAN |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| Bay Count | 12-bay | 12-bay | 4-bay | 12-bay | 24-bay |
| Supported Drive Types | Mixed | Mixed | Mixed | Mixed | SATA HDD / SAS HDD / SATA SSD / NVMe SSD |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| Max Supported Capacity | 512 TB | 512 TB | 512 TB | 512 TB | 512 TB |
| RAID Support | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0, RAID 1, RAID 5, RAID 6, RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 |
| CPU Type | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon |
| CPU Cores | 8 | 8 | 8 | 8 | 8 |
| Installed RAM | 16 GB | 16 GB | 16 GB | 16 GB | 16 GB |
| Max RAM Capacity | 64 GB | 64 GB | 64 GB | 64 GB | 64 GB |
| RAM Type | ECC DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 | DDR4 |
| Network Ports | 10GbE | 10GbE | 10GbE | 10GbE | 10GbE |
| LAN Ports | 4 | 2 | 4 | 4 | 2 |
| USB Ports | USB 3.2 | USB 3.2 | USB 3.1 | USB 3.2 | USB 3.0 |
| Expansion Support | Yes | Yes | Yes | Yes | Yes |
| Cooling | Redundant Fan | Active | Active | Redundant Fan | Redundant Fan |
| Power Supply | Redundant | Redundant | Redundant | Redundant | Redundant |
| Power Supply Wattage | 750W | 500W | 350W | 750W | 500W |
| Operating System | Custom OS | Custom OS | Custom OS | Custom OS | Custom OS |
| Snapshot Support | Yes | Yes | Yes | Yes | Yes |
| Cloud Sync Support | Yes | Yes | Yes | Yes | Yes |
| Virtualization Ready | Yes | Yes | Yes | Yes | Yes |
| iSCSI Support | Yes | Yes | Yes | Yes | Yes |
| Surveillance Support | No | Yes | Yes | No | No |
| Use Case | Enterprise Data Center | Enterprise Data Center | SMB / Enterprise Data Center / Media Server / Virtualization | Enterprise Data Center | Enterprise Data Center |
| Product Name | 866464-B21 Enterprise SAN Storage | 766491-B21 Storage System | 694033-B21 Enterprise NAS Storage Server | 766490-B21 High-Performance SAN Storage System | BB916A High-Performance SAN Storage System |
| Height | 3.5 inches | 3 inches | 3.5 inches | 3.5 inches | 5.25 inches |
| Width | 17.5 inches | 17 inches | 17.3 inches | 17.5 inches | 17.5 inches |
| Depth | 28 inches | 19 inches | 24 inches | 28.5 inches | 28 inches |
| Weight | 50 lbs | 30 lbs | 35 lbs | 35 lbs | 45 lbs |
Reviews & Ratings
N
Noman Yousaf
4
No compatibility issues.
R
Rene Vogt
5
Installed cleanly.
F
Farhan Sheikh
3
Stable operation.
C
Chris Dunne
4
Satisfied.
Questions & Answers
What is the HP 866464-B21 Ethernet 1Gb 2-Port 368FLR-MMT Adapter PL-4Q?
The HP 866464-B21 is a half-height FLR mezzanine adapter for HPE ProLiant blade servers offering two 1 Gb Ethernet ports with HP Flex-10 technology and four FlexNIC partitions per port for advanced virtualization and traffic segmentation.
Which HPE ProLiant servers are compatible with the 866464-B21 adapter?
The adapter is compatible with HPE BladeSystem c7000 and c3000 enclosures populated with ProLiant BL460c Gen8/Gen9 blades, installed in a supported FLR mezzanine slot.
How many ports and what bandwidth does the 866464-B21 support?
It provides two 1 Gb RJ-45 Ethernet ports with aggregate bandwidth up to 2 Gbps, supporting IEEE 802.3x flow control and jumbo frames up to 9 000 bytes.
Does the 866464-B21 adapter support virtualization features?
Yes. It leverages HP Flex-10 technology to create up to four FlexNICs per physical port, enabling network partitioning, traffic isolation and optimized VM performance.