C9500-48Y4C-A, Cisco Catalyst 9500 Switch, 48-Port 1/10/25G SFP28 and 4-Port 40/100G Uplinks

  • Brand: Cisco
  • Model: C9500-48Y4C-A
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    Overview

    Cisco C9500-48Y4C-A Overview

    The C9500-48Y4C-A is a Cisco Catalyst 9500 high-performance core and aggregation switch with 48 × 1/10/25G SFP28 ports and four fixed 40/100G QSFP28 uplinks. With up to 3.2 Tbps switching capacity and Network Advantage licensing, it is designed for dense enterprise campus and aggregation deployments.

    Key Specifications

    Port Configuration

    48 × 1/10/25G SFP28

    Uplink Ports

    4 × 40/100G QSFP28

    Switching Capacity

    Up to 3.2 Tbps

    Forwarding Rate

    Up to 1 Bpps

    Memory

    16GB DRAM / 16GB Flash

    Form Factor

    1RU


    Figure 1 shows the front-panel layout of the Cisco C9500-48Y4C-A shared C9500-48Y4C hardware platform.

    Cisco C9500-48Y4C-A front panel with 48 1/10/25G SFP28 ports and 40/100G uplinks

    The official Cisco front-panel diagram shows the 48 1/10/25G SFP28 ports, fixed uplink ports, Ethernet management port, reset button, console interfaces, USB host port, and optional RFID area. The diagram represents the C9500-48Y4C shared hardware platform used by the C9500-48Y4C-A.

    ① 48 1G/10G/25G SFP28 ports ⑤ USB mini Type-B console port
    ② Uplink ports ⑥ RFID (Optional)
    ③ Ethernet management port ⑦ Console port (RJ-45 Serial)
    ④ Reset button ⑧ USB 3.0 host port


    Figure 2 shows the rear-panel layout of the Cisco C9500-48Y4C-A shared C9500-48Y4C hardware platform.

    Cisco C9500-48Y4C-A rear panel with power supply slots, fan trays, grounding pad, and SSD module


    The official Cisco rear-panel diagram shows the dual power-supply positions, fan tray positions, grounding pad, and SATA SSD module area shared by the C9500-48Y4C high-performance chassis.

    ① Power supply modules ⑤ PSU 1
    ② Grounding pad ⑥ Fan 1
    ③ Fan modules ⑦ Fan 0
    ④ SATA SSD module ⑧ PSU 0

    Best Fit Applications

    Campus Core and Distribution

    Campus Core and Distribution

    Provides dense 1/10/25G SFP28 connectivity and 40/100G uplinks for enterprise campus core and aggregation layers.

    High-Density 25G Aggregation

    High-Density 25G Aggregation

    Connects high-bandwidth servers, distribution switches, or aggregation devices through 48 multi-rate SFP28 ports and fixed 40/100G uplinks.

    Programmable Secure Network Core

    Programmable Secure Network Core

    Supports Cisco IOS XE, StackWise Virtual, SD-Access, MACsec, and programmable management for secure, policy-driven operations.

    Why C9500-48Y4C-A

    Multi-Rate 25G Port Density

    Multi-Rate 25G Port Density

    The C9500-48Y4C-A provides 48 SFP28 interfaces that support 1G, 10G, or 25G operation, helping consolidate high-density campus and aggregation connectivity.

    40/100G Uplink Headroom

    40/100G Uplink Headroom

    Four fixed QSFP28 uplinks support 40G or 100G connections for high-capacity links between core, aggregation, and adjacent network layers.

    Virtualized High Availability

    Virtualized High Availability

    Cisco StackWise Virtual, SSO, ISSU, and GIR support resilient operations and simplified logical system management.

    Compare Related Models

     
    C9500-48Y4C-A C9500-48Y4C-A
    Port Configuration 48 × 1/10/25G SFP28 + 4 × 40/100G QSFP28 48 × 1/10/25G SFP28 + 4 × 40/100G QSFP28 24 × 1/10/25G SFP28 + 4 × 40/100G QSFP28 24 × 1/10/25G SFP28 + 4 × 40/100G QSFP28
    Network License Network Advantage Network Essentials Network Advantage Network Essentials
    Switching Capacity Up to 3.2 Tbps Up to 3.2 Tbps Up to 2.0 Tbps Up to 2.0 Tbps
    Forwarding Rate Up to 1 Bpps Up to 1 Bpps Up to 1 Bpps Up to 1 Bpps
    Form Factor 1RU 1RU 1RU 1RU
    Power Supply Options C9K-PWR-650WAC-R, C9K-PWR-650WACL-R, or C9K-PWR-930WDC-R C9K-PWR-650WAC-R, C9K-PWR-650WACL-R, or C9K-PWR-930WDC-R C9K-PWR-650WAC-R, C9K-PWR-650WACL-R, or C9K-PWR-930WDC-R C9K-PWR-650WAC-R, C9K-PWR-650WACL-R, or C9K-PWR-930WDC-R
    Recommended Use High-density enterprise campus core or aggregation deployments requiring Network Advantage High-density enterprise campus core or aggregation deployments needing the same hardware with Network Essentials Enterprise core or aggregation deployments needing fewer 25G ports with Network Advantage Enterprise core or aggregation deployments needing fewer 25G ports with Network Essentials

    System Compatible Components

    Type Part Number Description
    Power Supplies C9K-PWR-650WAC-R 650W AC power supply module for Cisco Catalyst 9500 high-performance switches.
    C9K-PWR-650WACL-R 650W AC low-profile power supply module.
    C9K-PWR-930WDC-R 930W DC power supply module for Cisco Catalyst 9500 switches.
    Type Part Number Description
    Fan Modules C9K-T1-FANTRAY= Fan tray module for Cisco Catalyst 9500 high-performance switches.
    Type Part Number Description
    SATA SSD Modules C9K-F1-SSD-240G Cisco Catalyst 9500 Series 240GB SATA SSD.
    C9K-F1-SSD-480G Cisco Catalyst 9500 Series 480GB SATA SSD.
    C9K-F1-SSD-960G Cisco Catalyst 9500 Series 960GB SATA SSD.
    Type Part Number Description
    Rack and Installation Kits C9500-ACCKITH-19I= 19-inch rack mount accessory kit for Cisco Catalyst 9500 high-performance switches.
    C9500-ACCKITH-23I= 23-inch rack mount accessory kit for Cisco Catalyst 9500 high-performance switches.
    C9500-4PTH-KIT= Four-point mounting extension rail and bracket kit.
    Type Part Number Description
    RFID Options C9500-RFID Optional RFID configuration.
    C9500-RFID-NONE RFID omitted at order time.

    Quality Certifications

    • ISO 14001
    • ISO 9001
    • RoHS
    • REACH
    • CE
    • FCC
    Specification

    Cisco C9500-48Y4C-A Specification

    Brand Cisco
    Model C9500-48Y4C-A
    Product Type Cisco Catalyst 9500 Series high-performance fixed core and aggregation switch
    Network License Network Advantage
    Port Configuration 48 × 1/10/25G SFP28 ports
    Uplink Ports 4 × 40/100G QSFP28 fixed uplink ports
    PoE Not supported
    ASIC UADP 3.0
    Switching Capacity Up to 3.2 Tbps
    Forwarding Rate Up to 1 Bpps
    MAC Address Scale Up to 82,000 in the applicable standard template; SDM template dependent
    Custom MAC Address Range 32,000–128,000; default 32,000 in the custom template
    IPv4 Routes Up to 212,000 indirect/direct and up to 90,000 host/ARP resources under the applicable template
    IPv6 Routes Up to 212,000 indirect/direct and up to 90,000 host resources under the applicable template
    QoS ACL Scale Up to 16,000; SDM template dependent
    Security ACL Scale Up to 27,000; SDM template dependent
    NetFlow Entries Up to 64,000 input and 64,000 output entries under the applicable template
    NetFlow Requirement FNF support requires Cisco IOS XE 17.8.1 or later
    DRAM 16GB
    Flash 16GB
    VLAN IDs 4,000
    Total Switched Virtual Interfaces (SVIs) 4,000
    Jumbo Frame 9,216 bytes
    Software Cisco IOS XE
    Minimum Software Release Cisco IOS XE 16.8.1a
    Management WebUI, Cisco Catalyst Center, NETCONF, RESTCONF, gNMI/gNOI, YANG, ZTP/PnP
    High Availability StackWise Virtual, SSO, ISSU, GIR
    Security MACsec 256-bit AES-GCM, Secure Boot, Cisco Trust Anchor Module, image signing
    Power Supply Options C9K-PWR-650WAC-R, C9K-PWR-650WACL-R, or C9K-PWR-930WDC-R
    Power Supply Configuration Dual 1+1 redundant power supply support
    Fan Module C9K-T1-FANTRAY=; two fan trays with dual-stacked fans
    SATA SSD Options C9K-F1-SSD-240G, C9K-F1-SSD-480G, C9K-F1-SSD-960G
    Dimensions (H × W × D) 1.73 × 17.5 × 21.52 in. (4.39 × 44.45 × 54.66 cm)
    Rack Units 1RU
    Chassis Weight 21.96 lb (9.96 kg), with two power supplies and built-in fan
    Shipping Weight (User Confirmed) 18 kg with packaging
    Input Voltage 90–264 VAC
    Operating Temperature 0–40°C (32–104°F) up to 10,000 ft
    Altitude Up to 10,000 ft at 40°C; up to 6,000 ft at 45°C
    Storage Temperature −20–65°C (−4–149°F)
    Relative Humidity, Operating 5%–90%, noncondensing
    Relative Humidity, Storage 5%–95%, noncondensing
    NEBS GR-63-CORE / GR-1089-CORE; SR-3580 NEBS Level 3
    MTBF 316,960 hours
    Breakout Cable Not supported for C9500-48Y4C
    Still unsure about your config? Talk to an engineer →

    Quality Certifications

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    Q&A

    Questions & Answers

    Is router-switch.com a reliable distributor?

    Absolutely. As a multi-brand authorized distributor, router-switch.com is directly certified by leading technology manufacturers. We guarantee 100% genuine products, competitive pricing, and full manufacturer warranties and support.

    What category does the Cisco Catalyst 9500-48Y4C-A belong to?

    The C9500-48Y4C-A falls under Default Category/Switches/Core and Distribution Switches /Cisco Catalyst 9500 Switches.

    How does the C9500-48Y4C-A compare to other similar products?

    The C9500-48Y4C-A offers superior port density and advanced features like Software-Defined Access compared to other similar switches.

    What accessories are available for the C9500-48Y4C-A?

    Accessories include additional power supplies, fan trays, and transceiver modules.

    Warranty
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