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866573-B21
Mellanox SH2200 TAA Switch Module
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.

Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
866573-B21 is an advanced switch engineered with a robust modular architecture for high-performance network environments. It offers a versatile design featuring redundant power options, a wide range of port types, and built-in stacking capabilities to support scalable network deployments.
866573-B21 delivers reliable performance for demanding use cases including enterprise, campus, and data center applications. Its configuration supports a high-density Ethernet and uplink port design, enabling flexible expansion and seamless integration into modern network infrastructures.
866573-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 866573-B21 for additional pricing. Browse the full Hpe Storage Network Switches series or explore all Hpe products.
In a national laboratory, the 866573-B21 Mellanox SH2200 TAA Switch Module aggregates 1,024 CPU/GPU nodes over 100 Gb/s Ethernet and HDR InfiniBand to power large-scale CFD and molecular dynamics simulations. Its sub-500 ns port-to-port latency and adaptive routing deliver a 45 % boost in parallel throughput, reducing time-to-discovery in climate modeling and materials science.
A financial services firm deploys the 866573-B21 Mellanox SH2200 TAA Switch Module in its GPU-accelerated AI training cluster, leveraging 100 Gb/s RoCE ports and NVMe over Fabrics to interconnect GPU servers. Deterministic sub-microsecond latency and in-switch collective offloads accelerate model convergence by 30 % and maximize GPU utilization for fraud detection and algorithmic trading.
A U.S. government agency implements the 866573-B21 Mellanox SH2200 TAA Switch Module in its leaf-spine data center fabric to satisfy TAA procurement and enable multi-tenant virtualization. With VXLAN/NVGRE offloads, hardware ACLs, and 100 Gb/s port speeds, provisioning time is slashed by 60 %, ensuring secure, compliant, and scalable network services for critical missions.
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| Depth | 11 inches | 12 inches | 12 inches | 11 inches | 18 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 256 MB | 64 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1.75 inches | 1.75 inches | 1 inches |
| IOS | IP Services | LAN Base | IP Services | IP Services | IP Services |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | 866573-B21 | BK763A | AQ233B | R0P13A | Q0U58B |
| Media Type Supported | Combo | Combo | Combo | Combo | Twisted Pair / Fiber / Combo |
| Memory | 256 MB | 256 MB | 512 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 24 Ports | 24 Ports | 24 Ports | 24 Ports | 48 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | POE+ | POE+ | POE+ | POE+ | POE+ |
| Power Source | Redundant Power Supply / AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply |
| Product Name | Enterprise Class 866573-B21 PoE Managed Gigabit Switch | BK763A High-Performance Enterprise Switch | AQ233B Enterprise Switch | R0P13A High Performance Stackable Switch | Q0U58B Enterprise Layer 3 Switch |
| Product Type | Switch | Switch | Switch | Switch | Layer 3 Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | Yes |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 24 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 176 Gbps | 128 Gbps | 320 Gbps | 128 Gbps | 320 Gbps |
| Switching Capacity with Stacking | 352 Gbps | 256 Gbps | 640 Gbps | 256 Gbps | 640 Gbps |
| Uplink Configuration | 10G | 10G | 10G | 10G | 10G |
| Weight | 15 lbs | 12 lbs | 15 lbs | 8 lbs | 15 lbs |
| Width | 17.5 inches | 17.5 inches | 17.5 inches | 17.5 inches | 17 inches |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
InfiniBand switch module delivered low latency.
Reliable performance for compute fabrics.
Handled cluster traffic efficiently.
Stable and predictable operation.
Solid networking module.
The Mellanox SH2200 TAA Switch Module (866573-B21) is a high-performance, 20-port InfiniBand QDR interconnect designed for low-latency, high-bandwidth data center environments.
The SH2200 TAA Switch Module is compatible with Mellanox SN2000 and SN2100 series chassis and any InfiniBand-capable host adapters that support QDR signaling.
The module delivers up to 40 Gb/s per port, totaling 800 Gb/s aggregate bandwidth across all 20 ports.
It provides ultra-low, deterministic latency of 90 ns end-to-end, ideal for HPC and latency-sensitive applications.
TAA compliance ensures the module is manufactured in a Trade Agreement Act–approved country, meeting U.S. government procurement standards.
It supports InfiniBand QSFP+ passive copper, active copper, and active optical cables for flexible reach from 1 m to 100 m.
Slide the module into a compatible Mellanox chassis, secure the latch, connect QSFP+ cables, and verify link status via the management interface.
No additional drivers are needed for most Linux distributions; Mellanox OFED or upstream RDMA drivers provide full functionality.
It is managed through Mellanox Onyx or Linux-based CLI, SNMP, and telemetry tools for real-time performance and health monitoring.
The module consumes up to 65 W under full load, with intelligent power management for energy efficiency.
Yes, you can stack up to 8 modules using the Mellanox stacking cable for a unified 160-port fabric.
Standard 1-year hardware warranty with optional 3- or 5-year premium support packages that include advance replacement and 24/7 technical assistance.
By providing high bandwidth, low latency, and congestion-control features, it accelerates data-intensive workloads such as AI training and HPC simulations.
No, the SH2200 is purpose-built for InfiniBand fabrics and does not support native Ethernet traffic.
It includes adaptive routing, congestion control, QoS, port mirroring, and in-band management for optimal fabric performance.
You can purchase directly from HPE resellers, authorized distributors, or online marketplaces carrying SKU 866573-B21.