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C9400-SUP-1XL-Y-B
CATALYST 9400 SERIES SUP-1XL-Y BNDL SELECT OPTION
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C9400-SUP-1XL-Y-B is a supervisor module engineered for the Cisco Catalyst 9400 Series platforms. Designed to integrate seamlessly within the modular chassis infrastructure, this module delivers enhanced network performance and system resiliency while supporting critical network protocols such as TCP/IP under the robust Cisco IOS XE software environment.
Built with a modular form factor and intended for high-density enterprise and data center deployments, the C9400-SUP-1XL-Y-B optimizes switching capacity and network management automation. It is compatible exclusively with the Cisco Catalyst 9400 Series, supporting advanced features that enable efficient system operations and scalability in high-performance network architectures.
C9400-SUP-1XL-Y-B price is $3,173.00, a 47.3% saving from the Cisco list price of $6,017.00. C9400-SUP-1XL-Y-B is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for C9400-SUP-1XL-Y-B for additional pricing. Browse the full Cisco Catalyst 9000 Switch Modules series or explore all Cisco products.
A global financial institution replaces legacy core switches with Catalyst 9400 Series SUP-1XL-Y-B to unlock a 480 Gbps backplane and support dual supervisor redundancy. Outcome: 60% reduction in oversubscription, sub-millisecond convergence, 99.999% uptime for mission-critical trading and VoIP services.
A multinational retailer deploys Catalyst 9400 SUP-1XL-Y-B as the control-plane anchor in a Cisco SD-Access fabric. Benefit: centralized segmentation, automated VLAN and ACL provisioning, and east-west threat containment—accelerating guest Wi-Fi rollouts by 3× while ensuring PCI DSS compliance.
A regional telecom operator leverages the Catalyst 9400 SUP-1XL-Y-B with advanced IOS XE MPLS/EVPN features to deliver isolated, high-performance Layer 2/3 VPNs to 200+ enterprise customers. Result: 40% faster service turn-up, granular QoS per tenant, and seamless scale to 10 Tbps aggregate traffic.
To get the detailed certification, please go to the Compliance Center.
 C9400-SUP-1XL-Y-B |  C9500-NM-2Q= |  C9400-LC-48P-B1 |  C9400-LC-48U-B |  C9600-SUP-1= | |
|---|---|---|---|---|---|
| Product Type | Supervisor Module | Network Module | Network Module / Line Card | Network Module | Network Module |
| Module Type | N/A | QSFP | Ethernet Module | Ethernet | Supervisor Engine |
| Data Rate | N/A | 40Gbps | 1G | 1Gbps | N/A |
| Connector Type | N/A | QSFP | RJ-45 | RJ-45 | N/A |
| Supported Protocols | TCP/IP, Cisco IOS XE | TCP/IP | TCP/IP | TCP/IP | TCP/IP, MPLS, IPv6 |
| Form Factor | Modular | Modular | Modular | Modular | Modular |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 50°C | 0 to 50°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 70°C | N/A |
| Input Voltage | N/A | 3.3V | N/A | 3.3V | N/A |
| Compatibility | Cisco Catalyst 9400 Series | Cisco Catalyst 9500 Series | Cisco | Cisco | Cisco Catalyst 9600 Series Switches |
| Max Speed | N/A | 40Gbps | 1Gbps | 1Gbps | N/A |
| Supported Features | High Availability, Advanced Network Management, Automation, Virtualization | Auto-negotiation / Jumbo Frames / QoS | Power over Ethernet (PoE+), Auto-negotiation, Jumbo Frames, QoS | Auto-negotiation / Jumbo Frames / QoS | High availability, scalability, advanced routing and switching |
| Power Consumption | N/A | N/A | 350W | N/A | N/A |
| Interface Ports | N/A | QSFP | Ethernet | Ethernet | N/A |
| Expansion Slots | N/A | N/A | N/A | N/A | N/A |
| Product Name | Cisco Catalyst 9400 Supervisor Engine 1XL (C9400-SUP-1XL-Y-B) | Cisco Catalyst 9500-NM-2Q= | Cisco Catalyst 9400-LC-48P-B1 | Cisco Catalyst 9400 Series C9400-LC-48U-B Line Card | Cisco Catalyst 9600 Series Supervisor Engine |
| 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 1XL-Y-B is a fantastic upgrade. It delivers exceptional performance, handling high traffic with ease and providing network reliability.
We installed the C9400-SUP-1XL-Y-B, and it's been flawless. It offers great redundancy and high-speed performance, ensuring seamless operation even during peak demand.
The Supervisor 1XL-Y-B has made a big difference in our network performance. It's reliable, fast, and easy to manage, providing excellent control over network operations.
This supervisor module provides a perfect balance of speed and redundancy. It has been a key component in ensuring our network runs smoothly.
The C9400-SUP-1XL-Y-B offers high performance and reliability. It integrates perfectly with our Cisco infrastructure and handles heavy traffic without any issues.
The C9400-SUP-1XL-Y is Cisco’s Supervisor Engine 1XL with bundled uplink option for the Catalyst 9400 series, delivering high-performance Layer 2/3 services, advanced security, and modular uplink flexibility.
The SUP-1XL-Y is compatible with all Cisco Catalyst 9400 chassis models (C9400-24T, C9400-24S, C9400-48T, C9400-48P), ensuring seamless integration across your enterprise campus network.
The Supervisor Engine 1XL-Y supports a variety of uplink modules including 10G, 25G, 40G and 100G QSFP/QSFP28 interfaces, enabling flexible bandwidth scaling and migration.
The SUP-1XL-Y delivers up to 200 Mpps forwarding performance and supports a switching capacity up to 480 Gbps per slot, ensuring low-latency, high-throughput operations.