NEC SIGMABLADE M-Series Blade Server Chassis
Brand: NEC | Category: Servers
SKU: NEC-N8406048F | Part #: N8406-048F | MPN: N8406-048F
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About the NEC SIGMABLADE M-Series Blade Server Chassis
The NEC SIGMABLADE M-Series is NEC's flagship blade server architecture, providing a 10U chassis capable of housing up to 10 full-height or 20 half-height blade server modules. The system integrates a shared mid-plane for power and cooling, high-speed internal switch fabrics (supporting 10GbE, 40GbE, and 16Gb/32Gb Fibre Channel interconnects), and redundant management modules into a single cohesive infrastructure unit. The design philosophy reduces cabling complexity by consolidating I/O at the chassis level through integrated switch blades.
Each blade module supports dual Intel Xeon Scalable processors with independent memory, storage, and I/O resources, enabling each blade to run as a fully autonomous server while sharing chassis-level resources such as power distribution, cooling fans, and network uplinks. Hot-swap blade insertion and removal with live migration support (via integrated hypervisor management) enables zero-downtime maintenance. The chassis consumes significantly less power per compute unit than equivalent rack servers due to shared power supply and cooling infrastructure.
NEC ESMPRO Blade Management Console provides unified monitoring of all blade modules, switch blades, power supplies, and fans from a single pane of glass. The SIGMABLADE platform integrates natively with NEC's server virtualization software, NEC WebSAM, and third-party management platforms including VMware vCenter, Microsoft SCVMM, and Ansible for infrastructure-as-code deployments. It is widely deployed in Japanese enterprise banking, telecommunications, and public sector environments.
Ideal for
- Large-scale VMware vSphere server consolidation
- High-frequency trading compute farms
- Carrier-grade telecom network function virtualization (NFV)
- High-performance computing (HPC) cluster compute nodes
- Enterprise cloud-bursting and private IaaS
- Government and defense high-density compute installations
Technical specifications
| Manufacturer | NEC |
| Form Factor | 10U Blade Chassis |
| Max Blade Slots | 10 full-height / 20 half-height |
| Blade Type Support | Half-height and full-height SIGMABLADE modules |
| Processor Support (per blade) | Dual 3rd Gen Intel Xeon Scalable (Ice Lake-SP) |
| Max Cores per Blade | 80 (2x 40-core) |
| Memory per Blade | Up to 4TB DDR4-3200 (32 DIMM slots) |
| Internal Fabric | 10GbE / 40GbE LAN switch blade, 16Gb/32Gb FC switch blade |
| Switch Blade Slots | Up to 4 switch/fabric module slots |
| Uplink Ports (per switch blade) | Up to 8 x 40GbE QSFP+ external uplinks |
| Management Modules | Dual redundant hot-swap chassis management modules |
| Power Supplies | Up to 6 x hot-swap redundant PSU (N+N configuration), 12kW total |
| Cooling | Hot-swap redundant fan banks, shared across all blades |
| Storage per Blade | 2 x 2.5-inch SAS/SATA/NVMe internal, shared SAN via FC fabric |
| Out-of-Band Management | NEC ESMPRO Blade Management Console, IPMI 2.0 |
| API/Automation | Redfish API, SNMP, NEC WebSAM integration |
| Dimensions (WxDxH) | 482 x 800 x 440 mm |
| Max Weight (fully loaded) | Approx. 110 kg |
| OS Support | Windows Server, RHEL, SUSE SLES, VMware ESXi, Citrix Hypervisor |
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Technical Specifications
| Brand | NEC |
| Category | Servers |
| SKU | NEC-N8406048F |
| Part Number | N8406-048F |
| Condition | New |
| Form Factor | 10U Blade Chassis |
| Max Blade Slots | 10 full-height / 20 half-height |
| Blade Type Support | Half-height and full-height SIGMABLADE modules |
| Processor Support (per blade) | Dual 3rd Gen Intel Xeon Scalable (Ice Lake-SP) |
| Max Cores per Blade | 80 (2x 40-core) |
| Memory per Blade | Up to 4TB DDR4-3200 (32 DIMM slots) |
| Internal Fabric | 10GbE / 40GbE LAN switch blade, 16Gb/32Gb FC switch blade |
| Switch Blade Slots | Up to 4 switch/fabric module slots |
| Uplink Ports (per switch blade) | Up to 8 x 40GbE QSFP+ external uplinks |
| Management Modules | Dual redundant hot-swap chassis management modules |
| Power Supplies | Up to 6 x hot-swap redundant PSU (N+N configuration), 12kW total |
| Cooling | Hot-swap redundant fan banks, shared across all blades |
| Storage per Blade | 2 x 2.5-inch SAS/SATA/NVMe internal, shared SAN via FC fabric |
| Out-of-Band Management | NEC ESMPRO Blade Management Console, IPMI 2.0 |
| API/Automation | Redfish API, SNMP, NEC WebSAM integration |
| Dimensions (WxDxH) | 482 x 800 x 440 mm |
| Max Weight (fully loaded) | Approx. 110 kg |
| OS Support | Windows Server, RHEL, SUSE SLES, VMware ESXi, Citrix Hypervisor |
Frequently Asked Questions about NEC SIGMABLADE M-Series Blade Server Chassis
What does the NEC SIGMABLADE M-Series Blade Server Chassis do?
The NEC SIGMABLADE M-Series Blade Server Chassis is built for enterprise data-center workloads — virtualization (VMware, Proxmox, Nutanix), private cloud, database hosting, and AI/ML training. It fits standard EIA-310 server racks and supports redundant PSUs and hot-swap drives common in production environments.
What are the headline specs of the NEC SIGMABLADE M-Series Blade Server Chassis?
Key specifications for the NEC SIGMABLADE M-Series Blade Server Chassis: new condition; manufacturer NEC; form factor 10U Blade Chassis; max blade slots 10 full-height / 20 half-height; blade type support Half-height and full-height SIGMABLADE modules; processor support (per blade) Dual 3rd Gen Intel Xeon Scalable (Ice Lake-SP); max cores per blade 80 (2x 40-core). Manufacturer part number N8406-048F. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.