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Brian Edwards
5
System controller worked flawlessly from day one.
N9K-SC-A
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SYST CTLR FOR NEXUS 9500
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Name:
N9K-SC-A
- Description:
- SYST CTLR FOR NEXUS 9500
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 818249714974
- Condition:
- Warranty:
- 3
- List Price:
$2,476.00
- Price:
$1,304.0047.3% off
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1
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N9K-SC-A Overview
N9K-SC-A is a supervisor card designed specifically for Cisco Nexus 9000 Series switches. Built as a modular control module, it delivers robust system management and high availability features for data center infrastructures, ensuring minimal downtime and seamless in-service software upgrades.
This supervisor card is engineered to integrate smoothly into existing Nexus deployments, supporting advanced redundancy and comprehensive platform control. Optimized for mission-critical environments, the N9K-SC-A provides reliable supervisory functions central to modern network operations.
N9K-SC-A price is $1,304.00, a 47.3% saving from the Cisco list price of $2,476.00. N9K-SC-A is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for N9K-SC-A for additional pricing. Browse the full Cisco Nexus 9000 Switch Modules & Cards series or explore all Cisco products.
N9K-SC-A Specifications
- Product Type
- Supervisor Card
- Brand
- Cisco
- Module Type
- Supervisor/Control Module
- Form Factor
- Modular
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Compatibility
- Cisco Nexus 9000 Series
- Supported Features
- High Availability, In-Service Software Upgrade (ISSU), Redundancy
- Power Consumption
- 75W
- Product Name
- Cisco Nexus N9K-SC-A Supervisor Card
N9K-SC-A Use Case
High-Performance Spine-Leaf Fabric Automation with N9K-SC-A-SYST CTLR FOR NEXUS 9500
In a hyperscale data center environment, operators deploy the N9K-SC-A-SYST CTLR FOR NEXUS 9500 to automate spine-leaf topology provisioning, QoS policies and real-time telemetry. Outcome: achieves sub-millisecond latency, 40% faster service provisioning and 99.999% uptime, driving operational agility and seamless scalability.
Hybrid Cloud Policy Orchestration Using N9K-SC-A-SYST CTLR FOR NEXUS 9500
Enterprises running multi-site hybrid clouds integrate the N9K-SC-A-SYST CTLR FOR NEXUS 9500 with on-premises Nexus 9500 switches and public-cloud endpoints for unified policy enforcement. Outcome: accelerates application provisioning by 60%, ensures consistent security posture across AWS, Azure and private clouds, and eliminates misconfiguration risk through centralized API-driven control.
Real-Time Microsegmentation & East-West Traffic Security on Nexus 9500
Financial services firms use the N9K-SC-A-SYST CTLR FOR NEXUS 9500 to implement dynamic microsegmentation that isolates workloads and inspects east-west traffic in real time. Outcome: reduces attack surface by 35%, ensures PCI DSS compliance with automated policy audits, and enhances threat containment at line rate.
Quality Certifications
Product Comparison Table 
| N9K-SC-A |  N9K-SUP-B |  N9K-C9516-FM-E2 |  N9K-X9636C-RX | |
|---|---|---|---|---|
| Product Type | Supervisor Card | Supervisor Module | Network Module / Network Card | Network Module |
| Module Type | Supervisor/Control Module | Supervisor | Ethernet | Ethernet |
| Form Factor | Modular | Modular | Modular | Modular |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Compatibility | Cisco Nexus 9000 Series | Cisco | Cisco | Cisco Nexus 9000 Series |
| Supported Features | High Availability, In-Service Software Upgrade (ISSU), Redundancy | High availability / Redundancy / Auto-negotiation / QoS | Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation, Jumbo Frames, QoS |
| Product Name | Cisco Nexus N9K-SC-A Supervisor Card | Cisco Nexus N9K-SUP-B Supervisor Module | Cisco Nexus 9516 Fabric Module E2 | Cisco Nexus N9K-X9636C-RX |
Reviews & Ratings
N
Naila Hassan
5
Stable management and monitoring.
J
Jonas Richter
5
Essential Nexus component.
M
Melissa Turner
5
No issues encountered.
H
Hamza Javed
5
Reliable and dependable.
Questions & Answers
What is the Cisco N9K-SC-A system controller for Nexus 9500?
The N9K-SC-A is Cisco’s system controller module that manages control-plane functions for Nexus 9500 series switches, providing centralized management, high availability, and orchestration of fabric resources.
Which Nexus 9500 chassis models support the N9K-SC-A?
The N9K-SC-A is compatible with Cisco Nexus 9504, 9508, and 9516 chassis. Ensure your chassis is a fixed configuration from the Nexus 9500 series.
What are the key features of the N9K-SC-A system controller?
Key features include centralized control-plane management, stateful control-plane failover, multi-instance FabricPath routing, advanced telemetry, and programmable workflow integration via NX-OS APIs.
How does the N9K-SC-A improve network availability?
It supports dual redundant controllers with hot-standby failover, stateful control-plane synchronization, and non-disruptive software upgrades, ensuring continuous fabric operation.
What power requirements does the N9K-SC-A have?
The module requires a single 450W slot power draw. Actual consumption depends on enabled features; ensure the chassis has adequate power-supply capacity for peak operation.
Is the N9K-SC-A hot-swappable?
Yes. You can install or replace the N9K-SC-A module without powering down the Nexus 9500 chassis, preserving fabric forwarding during maintenance.
Which NX-OS release is required for N9K-SC-A?
Cisco NX-OS version 7.0(3)I1(1) or later is required. Always verify the Cisco Software Compatibility Matrix for the specific feature sets you plan to deploy.
How do I install the N9K-SC-A in my chassis?
Slide the controller into the designated supervisor bay until it latches. Connect management and fabric cables as documented. Verify module status via the ‘show module’ NX-OS command.
How can I monitor the performance of the system controller?
Use NX-OS CLI commands like ‘show system internal’ or integrate with Cisco Prime or DCNM for real-time telemetry, resource utilization metrics, and health dashboards.
What redundancy options are available with N9K-SC-A?
Deploy two N9K-SC-A modules for active-standby controller redundancy. The modules synchronize control-plane state to deliver seamless failover and uninterrupted management.
Does the N9K-SC-A require a software license?
Basic control-plane functionality is included. Advanced features such as FabricPath and enhanced telemetry may require appropriate Cisco NX-OS feature licenses or Smart Licensing.
How many FabricPath instances can N9K-SC-A support?
The module supports up to 16 FabricPath virtual networks, enabling scalable multi-tenant or segmented fabric designs in large campus and data center deployments.
What warranty and support options are offered for N9K-SC-A?
Cisco provides a limited lifetime hardware warranty with 90-day software support. Extended service options, such as Cisco SMARTnet, are available for faster RMA and 24x7 assistance.
Can I integrate N9K-SC-A with third-party orchestration tools?
Yes. The module’s NX-OS APIs, NETCONF/YANG models, and RESTCONF interfaces enable seamless integration with Ansible, Puppet, Chef, and other DevOps toolchains.
Where can I purchase the Cisco N9K-SC-A system controller?
You can order the N9K-SC-A through authorized Cisco partners, resellers, or directly via Cisco’s e-commerce portal. Check stock availability and lead times with your vendor.