C9500-40X-2Q-E – 40x10G SFP/SFP+ Ports – 2x40G QSFP+ Module – Network Essentials

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C9500-40X-2Q-E Description

The C9500-40X-2Q-E is a Cisco Catalyst 9500 Series fixed core and aggregation switch for campus aggregation blocks that run Layer 2 and routed access over 10G fiber. The switch has 40 10G SFP/SFP+ ports, a C9500-NM-2Q module with two 40G QSFP+ ports, up to 960 Gbps of switching capacity and 64,000 MAC addresses under the default template. Network Essentials covers Layer 2, OSPF up to 1,000 routes and MACsec-128, but not StackWise Virtual, VXLAN, MPLS or MACsec-256.

Quick Specs

Parameter

Specification

Product ID

C9500-40X-2Q-E

Product type

Fixed core and aggregation switch bundle

Network license

Network Essentials

Base PID

C9500-40X

Bundled network module

C9500-NM-2Q

Base switch ports

40 x 10 Gigabit Ethernet SFP/SFP+

Network module ports

2 x 40 Gigabit Ethernet QSFP+

ASIC

Cisco UADP 2.0

Switching capacity

Up to 960 Gbps

Forwarding rate

Up to 720 Mpps

Release-note support

Cisco IOS XE Fuji 16.8.x lists the bundled PID

Default power supply

PWR-C4-950WAC-R 950W AC

Product Performance

C9500-40X-2Q-E Switching Capacity
C9500-40X-2Q-E Forwarding Rate
Bundled QSFP+ Module Ports

Key Features

Forty SFP/SFP+ Ports

Forty fixed ports take SFP+ optics, which suits fiber-heavy aggregation where every access closet arrives on its own 10G link.

40G QSFP+ Module Uplinks

The C9500-NM-2Q module provides two QSFP+ ports, and a blank module can stand in when the uplinks are not needed.

Essentials Routing Scope

Layer 2, RIP, EIGRP Stub and OSPF up to 1,000 routes cover routed access and a conventional distribution role. MACsec-128 protects links at that tier.

Table Scale By Template

The default distribution template allows 64,000 MAC addresses and 64,000 IPv4 / 32,000 IPv6 LPM routes. Switching to the core template gives 32,000 multicast routes in exchange for 16,000 MAC addresses.

Redundant 950W Supplies

Two power supply slots hold PWR-C4-950WAC-R or PWR-C4-950WDC-R, and one supply keeps the switch running if the other fails.

One-RU Chassis

The chassis is 1 RU high with five front-to-back fans in a FAN-T4-R tray that can be replaced in the field.

Application Scenarios

Routed Access Aggregation

In a building distribution room, the switch terminates 10G fiber from access closets and routes between VLANs with OSPF, sending traffic to the core over its 40G QSFP+ uplinks.

Server Room Aggregation

A server room with 10G fiber-attached hosts can use the switch as its Layer 2 aggregation point, with two 40G QSFP+ trunks running to the campus core.

Inter-Building Fiber Hub

On a campus where several buildings connect back by single-mode or multimode fiber, the switch acts as a hub that gathers those 10G links and passes them upstream at 40G.

Product Comparison

Parameter

C9500-40X-2Q-E

C9500-40X-2Q-A

C9500-48X-E

Port density

40 x 10G SFP/SFP+ + 2 x 40G QSFP+

40 x 10G SFP/SFP+ + 2 x 40G QSFP+

40 x 10G SFP/SFP+ + 8 x 1/10G SFP/SFP+ (48 total)

Network module

C9500-NM-2Q (2 x 40G QSFP+)

C9500-NM-2Q (2 x 40G QSFP+)

C9500-NM-8X (8 x 1/10G SFP/SFP+)

Switching capacity

Up to 960 Gbps

Up to 960 Gbps

Up to 960 Gbps

Forwarding rate

Up to 720 Mpps

Up to 720 Mpps

Up to 720 Mpps

MAC address

64,000

64,000

64,000

IPv4/IPv6 LPM

64,000 / 32,000

64,000 / 32,000

64,000 / 32,000

Network license

Network Essentials

Network Advantage

Network Essentials

C9500-40X-2Q-E and C9500-48X-E share the C9500-40X base switch with 40 SFP/SFP+ ports, but C9500-40X-2Q-E carries a C9500-NM-2Q module with two 40G QSFP+ ports, while C9500-48X-E carries a C9500-NM-8X module with eight more 10G SFP/SFP+ ports for 48 in total. A design that needs 48 10G fiber ports and no 40G uplink should move to C9500-48X-E. Network Essentials covers Layer 2, routed access with OSPF up to 1,000 routes, and MACsec-128; when StackWise Virtual, VXLAN, MPLS or MACsec-256 is needed, order C9500-40X-2Q-A, which has the same hardware.

Ordering Checklist

  • Software subscription: Add a term-based Catalyst Software Subscription or Cisco DNA subscription at the Essentials tier, to match the Network Essentials license of C9500-40X-2Q-E. Every new Catalyst 9500 order needs a subscription at the same tier as the license.
  • Smart Account: Name the Smart Account that will receive the entitlement. The order must name one.
  • Second power supply: The configurator preselects a second supply; select C9500-SPS-NONE to remove it. A redundant supply is ordered with the /2 suffix, such as PWR-C4-950WAC-R/2. Without it the switch has no 1+1 power redundancy.
  • Power cords: Add a power cord for each supply on the order. The configuration cannot be completed without one.
  • RFID option: Select C9500-RFID or C9500-RFID-NONE at order time. RFID cannot be added after delivery.
  • Optics: Select SFP/SFP+ and QSFP+ optics for the ports from the Cisco Optics-to-Device Compatibility Matrix, which lists supported optics per device.

Optional Add-ons

Model

Description

PWR-C4-950WAC-R/2

950W AC Config 4 redundant power supply with front-to-back cooling

FAN-T4-R

Catalyst 9500 Type 4 front-to-back cooling fan for C9500-40X

C9500-ACC-KIT-19I=

19-inch rack mount accessory kit for Cisco Catalyst 9500 Series

Specifications

Parameter Specification Parameter Specification
Product ID C9500-40X-2Q-E Series Cisco Catalyst 9500 Series
Product type Fixed core and aggregation switch bundle Network license Network Essentials
Base PID C9500-40X Bundled network module C9500-NM-2Q
Base switch ports 40 x 10 Gigabit Ethernet SFP/SFP+ ports Network module ports 2 x 40 Gigabit Ethernet QSFP+ ports
ASIC Cisco UADP 2.0 Switching capacity Up to 960 Gbps
Forwarding rate Up to 720 Mpps Power supply slots 2
Power supply class 950W AC or 950W DC Fan support FAN-T4-R Type 4 front-to-back cooling fan
Rack units 1 RU Dimensions 1.73 x 17.5 x 21.5 in. (4.4 x 44.5 x 56.7 cm)
Acoustic noise No greater than 68.3 LwAd dB Release-note support Cisco IOS XE Fuji 16.8.x lists C9500-40X-2Q-E as a bundled PID

Quality Certifications

Customer Reviews

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    Sharon Rivas
    Posted on 28/04/2026
    Verified Buyer
    4.0

    Our skepticism was high going in. Layer23 erased it completely. Minor delay in delivery, but everything was in order.

    Jacqueline Evans
    Posted on 21/03/2026
    Verified Buyer
    5.0

    Pre-sales was patient with our back-and-forth. No pressure.

    Betty Carter
    Posted on 03/02/2026
    Verified Buyer
    5.0

    The hologram sticker was intact. Good to know it’s the real thing.

Questions & Answers

  • Does C9500-40X-2Q-E support StackWise Virtual?

    No. StackWise Virtual is not part of Network Essentials, the license that C9500-40X-2Q-E carries. A design that needs two switches running as one logical device requires Network Advantage licensing, which also adds VXLAN, MPLS and MACsec-256.
  • What does Network Essentials on C9500-40X-2Q-E include?

    Network Essentials on C9500-40X-2Q-E covers Layer 2, RIP, EIGRP Stub, OSPF up to 1,000 routes and MACsec-128. StackWise Virtual, VXLAN, MPLS and MACsec-256 are not included. Every new order needs a Catalyst Software Subscription or Cisco DNA subscription at the Essentials tier.
  • Which bay must a single PWR-C4-950WAC-R occupy in C9500-40X-2Q-E?

    A single supply must sit in bay 1. The two-bay 1+1 design ships with one supply by default, and AC input is 90-264 VAC. A blinking amber LED means a warning or a power cord that is not seated, and solid amber means a critical error.
  • How fast do the fans of C9500-40X-2Q-E run?

    The fans are variable speed, with a maximum fan speed of up to 24,000 rpm for the Catalyst 9500 Series. The FAN-T4-R tray in C9500-40X-2Q-E holds five fans, and airflow runs front to back.
  • Can two C9500-40X-2Q-E switches form a StackWise Virtual pair?

    No. StackWise Virtual requires Network Advantage, and C9500-40X-2Q-E carries Network Essentials. The feature first appeared on the Catalyst 9500 in IOS XE 16.9.1, and both members of a pair must be C9500-40X-2Q-A.
  • Is ISSU available on C9500-40X-2Q-E?

    No. ISSU is applicable to StackWise Virtual pairs only, and StackWise Virtual needs the Network Advantage license that C9500-40X-2Q-E does not carry. A pair of C9500-40X-2Q-A switches runs ISSU in 3 steps.
  • What does the Core SDM template cut on C9500-40X-2Q-E?

    The Core template cuts host routes to 32K IPv4 and 16K IPv6 and the MAC table to 16K. SGT labels stay at 8K and CoPP, tunnel and LISP entries at 1K in every template. Changing templates requires a reload.
  • Does a SMU patch need a reload on C9500-40X-2Q-E?

    A cold SMU patch needs a reload and impacts traffic. A hot patch needs no reload. Graceful Insertion and Removal isolates the switch from the IGPs with a single command, in the order EGP, then IGPs, then Layer 2, so maintenance can run without downtime.
  • Does Guestshell run on C9500-40X-2Q-E out of the box?

    No. Guestshell is disabled by default and gives on-box Python in a CentOS 7 container. Enable it with guestshell enable. From IOS XE 16.8.1 it also needs extra app-hosting vnic configuration before it starts.

Warranty

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DataSheet Downloads

  • C9500-40X-2Q-E Datasheet