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Name:
NXM-X4D
- Description:
- Nexus 400G Line Expansion Module
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3 - List Price:
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$8,355.00
- Price:
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$4,396.00
47% off
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Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
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Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
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Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
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Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
NXM-X4D
Nexus 400G Line Expansion Module
$8,355.00
$4,396.00
11 in Global Warehouse
$4,396.00
47% off
TRUSTED, TRIED, PROVEN
NXM-X4D Overview
NXM-X4D is a high-performance Ethernet module engineered for high-speed connectivity in data centers and enterprise networks. Designed as a PCIe card, it supports data rates of 10Gbps and 40Gbps through its SFP+ connector interface, making it ideal for upgrading server network interfaces and connecting to high-speed networks. Its robust design is compatible with leading routers, switches, and servers, and it fully supports protocols like TCP/IP and iSCSI for reliable network communication.
Optimized for installation in demanding environments, the NXM-X4D module offers a compact form factor with easy PCIe integration. Its advanced features such as auto-negotiation, Wake-on-LAN, Jumbo Frames, and QoS ensure efficient and reliable data transfer, making it perfect for expanding data center capacity and streamlining network upgrades.
What is the price of NXM-X4D?
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NXM-X4D Specifications
| Product Type | Network Module |
| Module Type | Ethernet |
| Data Rate | 10Gbps / 40Gbps |
| Connector Type | SFP+ |
| Supported Protocols | TCP/IP / iSCSI |
| Form Factor | PCIe |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco / Juniper / Arista / Dell / HP |
| Max Speed | 40Gbps |
| Supported Features | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS |
| Power Consumption | 15W |
| Interface Ports | Ethernet |
| Expansion Slots | N/A |
| Product Name | NXM-X4D High Performance Ethernet Module |
| Height | 0.5 inches |
| Width | 3.0 inches |
| Depth | 4.0 inches |
| Weight | 1.2 lbs |
NXM-X4D Use Case
Hyperscale Data Center Bandwidth Augmentation
A global cloud provider integrates the NXM-X4D-Nexus 400G Line Expansion Module into its spine-and-leaf fabric to consolidate four 100G uplinks into a single 400G link. This upgrade streamlines cabling, slashes port-count by 75%, and delivers up to 1.6Tbps of aggregate spine capacity, enabling seamless VM east–west traffic growth and 30% lower per-Gbps transport cost.
Ultra-Low-Latency Financial Trading Architecture
A multinational investment bank deploys the NXM-X4D-Nexus 400G module in its trading floors to interconnect order-matching engines and market data feeds. By leveraging 400G QSFP-DD direct links, the solution achieves sub-microsecond latency, improves trade execution speed by 20%, and secures regulatory compliance through deterministic jitter control.
Carrier-Grade Ethernet VPN Service Expansion
A Tier-1 service provider implements the NXM-X4D-Nexus 400G Line Expansion Module in its Metro Ethernet core to support multi-tenant EVPN services. The high-density 400G ports double service throughput, enable hitless maintenance with redundant hot-swap modules, and guarantee 99.999% uptime for SLA-driven business and residential customers.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|
| Compatibility | Cisco / Juniper / Arista / Dell / HP | Cisco / Juniper / Arista / Dell / HP | Cisco / Juniper / Arista / Dell / HP |
| Connector Type | SFP+ | RJ-45 | SFP+ |
| Data Rate | 10Gbps / 40Gbps | 10Gbps | 10G |
| Depth | 4.0 inches | 4.5 inches | 0.5 inches |
| Expansion Slots | N/A | N/A | N/A |
| Form Factor | PCIe | PCIe | PCIe |
| Height | 0.5 inches | 0.7 inches | 1.5 inches |
| Input Voltage | 3.3V | 3.3V | 3.3V |
| Interface Ports | Ethernet | Ethernet | SFP+ |
| Max Speed | 40Gbps | 10Gbps | 10Gbps |
| Module Type | Ethernet | Ethernet | Ethernet |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | 15W | 12W | 7W |
| Product Name | NXM-X4D High Performance Ethernet Module | NXM-X16C Network Card | NXM-XBLNK 10G Ethernet Module |
| Product Type | Network Module | Network Card | Network Module |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Features | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS |
| Supported Protocols | TCP/IP / iSCSI | TCP/IP / iSCSI | TCP/IP / iSCSI |
| Weight | 1.2 lbs | 0.5 lbs | 0.2 lbs |
| Width | 3.0 inches | 3.4 inches | 3.4 inches |
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Questions & Answers
Q
What is the Nexus 400G Line Expansion Module (NXM-X4D)?
A
The Nexus 400G Line Expansion Module (NXM-X4D) is a Cisco line card that delivers four 400 Gbps QSFP-DD ports to expand Nexus 9500 series switch capacity.
Q
Which switch platforms is the NXM-X4D compatible with?
A
The NXM-X4D is compatible with Cisco Nexus 9504, 9508, and 9516 chassis running NX-OS Release 9.3(5) or later.
Q
What are the key features of the Nexus 400G Line Expansion Module?
A
Key features include four QSFP-DD 400 Gbps ports, up to 1.6 Tbps module throughput, low-latency forwarding, and advanced telemetry analytics.
Q
How do I install the NXM-X4D module?
A
To install, power down the chassis, slide the NXM-X4D into an available line card slot, secure the captive screws, then power up and verify slot status via CLI.
Q
What performance can I expect from the Nexus 400G module?
A
Each NXM-X4D delivers up to 1.6 Tbps of bidirectional throughput with sub-microsecond latency for high-performance data center fabrics.
Q
How many 400G ports does the NXM-X4D support?
A
The NXM-X4D supports four independent 400 Gbps QSFP-DD ports on a single line module.
Q
What type of transceivers are supported by NXM-X4D?
A
The NXM-X4D supports Cisco QSFP-DD optical and PAM4 DAC/AOC transceivers for distances up to 10 km over single-mode fiber.
Q
What is the power consumption of the Nexus 400G Expansion Module?
A
Typical power consumption is 100 W per NXM-X4D module under full load, with a maximum of 120 W for peak traffic scenarios.
Q
Does NXM-X4D support hot-swapping?
A
Yes, the NXM-X4D is hot-swappable, allowing insertion or removal without shutting down the entire system.
Q
How do I upgrade the firmware on the Nexus 400G expansion module?
A
Upgrade the NXM-X4D firmware using the NX-OS CLI command “install all nxos bootflash:<image>” followed by a module reload.
Q
What environmental specifications does NXM-X4D have?
A
The NXM-X4D operates at 0 °C to 40 °C, stores at –40 °C to 70 °C, and tolerates 5%–85% non-condensing humidity with front-to-back airflow.
Q
What warranty and support options are available for NXM-X4D?
A
The NXM-X4D includes a standard one-year Cisco hardware warranty; extended SMARTnet maintenance and software support are available optionally.
Q
Can I stack multiple NXM-X4D modules in a single system?
A
Yes, you can populate multiple line-card slots with NXM-X4D modules up to the chassis slot capacity to scale port density.
Q
How does the Nexus 400G Expansion Module improve network scalability?
A
By adding 1.6 Tbps per module and four 400 Gbps ports, the NXM-X4D enables seamless network growth without additional chassis.
Q
What is the recommended cooling requirement for NXM-X4D?
A
The NXM-X4D requires front-to-back airflow delivering at least 75 cfm per slot to maintain optimal operating temperatures.
Q
Is the NXM-X4D compliant with industry standards?
A
Yes, the NXM-X4D is IEEE 802.3bs and 802.3cd compliant and meets RoHS, CE, and FCC regulatory requirements.
Q
How do I order the Nexus 400G Line Expansion Module (SKU: NXM-X4D)?
A
Order the Nexus 400G Line Expansion Module by contacting a Cisco authorized reseller and quoting SKU NXM-X4D.
