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C9400-SUP-1/2
Cisco Catalyst 9400 Series Redundant Supervisor 1 Module
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C9400-SUP-1/2 is a supervisor engine module designed specifically for the Cisco Catalyst 9400 Series switches. It delivers robust management and control functions that ensure high availability and network performance in enterprise environments while integrating tightly with the chassis architecture.
This supervisor module supports industry standard protocols such as TCP/IP and advanced routing protocols, making it ideal for modern data center and campus networks. Its modular design enables seamless installation into compatible Cisco Catalyst 9400 Series systems, enhancing network resilience and scalability for demanding applications.
C9400-SUP-1/2 price is $5,186.00, a 69.2% saving from the Cisco list price of $16,848.00. C9400-SUP-1/2 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for C9400-SUP-1/2 for additional pricing. Browse the full Cisco Catalyst 9000 Switch Modules series or explore all Cisco products.
In a global financial institution’s campus network, the C9400-SUP-1/2 redundant supervisor modules deliver sub-second failover between supervisor engines to ensure uninterrupted trading-floor connectivity. Outcome: Eliminates single points of failure, delivers 99.999% uptime SLAs, and maintains real-time transaction processing without packet loss during maintenance or unexpected hardware faults.
A managed service provider deploys Cisco Catalyst 9400 Series switches with dual C9400-SUP-1/2 modules to support isolated VRF instances for dozens of tenants. Outcome: Achieves dynamic, hardware-enforced segmentation at scale, simplifies tenant onboarding, and guarantees resilient control-plane redundancy for predictable performance and compliance.
A large university implements smart-building controls and thousands of IoT sensors on a Cisco Catalyst 9400 chassis with redundant SUP-1 modules to maintain automated access control, HVAC, and lighting systems. Outcome: Provides fault-tolerant supervisory redundancy for continuous telemetry, enforces policy-based segmentation, and minimizes downtime for critical campus facilities management.
To get the detailed certification, please go to the Compliance Center.
 C9400-SUP-1/2 |  C9400-SUP-1XL-Y-B |  C9400-SUP-1XL |  C9400-LC-48P-B1 |  C9400-SUP-1XL/2 | |
|---|---|---|---|---|---|
| Product Type | Supervisor Module | Supervisor Module | Switch Supervisor Module | Network Module / Line Card | Supervisor Engine |
| Module Type | N/A | N/A | Supervisor Module | Ethernet Module | Supervisor |
| Data Rate | N/A | N/A | N/A | 1G | 10Gbps |
| Connector Type | N/A | N/A | N/A | RJ-45 | SFP+ |
| Supported Protocols | TCP/IP, Advanced Routing Protocols | TCP/IP, Cisco IOS XE | TCP/IP | TCP/IP | TCP/IP, Routing Protocols |
| Form Factor | Modular | Modular | Modular | Modular | Modular |
| Operating Temperature | 0 to 40°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 70°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | N/A | N/A | N/A | N/A | 48V DC |
| Compatibility | Cisco Catalyst 9400 Series | Cisco Catalyst 9400 Series | Cisco | Cisco | Cisco Catalyst 9400 Series |
| Max Speed | N/A | N/A | N/A | 1Gbps | N/A |
| Supported Features | High Availability, Redundancy, Advanced Security, Programmability | High Availability, Advanced Network Management, Automation, Virtualization | High Availability, Redundancy, Scalability | Power over Ethernet (PoE+), Auto-negotiation, Jumbo Frames, QoS | High Availability, Redundancy, Advanced Routing, Software-Defined Access |
| Power Consumption | N/A | N/A | N/A | 350W | N/A |
| Interface Ports | 10G SFP+ | N/A | N/A | Ethernet | SFP+ |
| Expansion Slots | N/A | N/A | N/A | N/A | N/A |
| Product Name | Cisco Catalyst 9400 Supervisor Engine 1/2 | Cisco Catalyst 9400 Supervisor Engine 1XL (C9400-SUP-1XL-Y-B) | Cisco Catalyst 9400 Series Supervisor Engine 1XL | Cisco Catalyst 9400-LC-48P-B1 | Cisco Catalyst 9400 Series Supervisor Engine 1XL/2 |
| Height | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | N/A | N/A | N/A | N/A |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Weight | N/A | N/A | N/A | N/A | N/A |
The Cisco Catalyst 9400 Series Supervisor-1/2 module offers fast, reliable performance for our network. It's an essential piece for managing our infrastructure with ease.
We upgraded to the Supervisor-1/2 module, and it's made a significant difference in performance. Our network has been running smoothly without any issues.
The C9400-SUP-1/2 is a great supervisor module. It ensures that our network stays efficient and fast, even during high-demand periods.
This supervisor module is a reliable choice for larger networks. It handles high traffic with ease and integrates smoothly into our existing setup.
The C9400-SUP-1/2 has helped us manage our network more efficiently. It provides great control and high performance for our expanding infrastructure.
The C9400-SUP-1/2 is a redundant supervisor engine for Cisco Catalyst 9400 switches, delivering high availability, control-plane resiliency, and policy enforcement.
Key features include stateful failover, 160 Gbps control-plane throughput, integrated security services, and support for Cisco IOS XE software.
The redundant Supervisor 1 module is compatible with all Catalyst 9400 4-slot, 7-slot, and 10-slot chassis models.
Redundancy ensures uninterrupted operations by enabling hot standby and stateful failover between Supervisor 1 engines, minimizing service disruption.