C9350-24U – 24x1G 60W UPOE Ports – 200G Modular Uplink – 625W Default PoE Budget

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C9350-24U Description

The C9350-24U is a Cisco C9350 Series Smart Switch for wiring closets that power cameras, access points and building devices over 60W UPOE. The switch has 24 10M/100M/1G copper ports with IEEE 802.3bt Type 3 UPOE, a 1440W PoE budget, a modular uplink slot for up to 200G and 448 Gbps of switching capacity. The default 850W supply makes 625W available for PoE, so 60W on all 24 ports needs a second supply.

Quick Specs

Parameter

Specification

Product ID

C9350-24U

Product type

Stackable enterprise access switch

Downlink ports

24 x 10M/100M/1G copper RJ-45

PoE type

UPOE / IEEE 802.3bt Type 3

Maximum PoE per port

60W

Total PoE budget

1440W

Available PoE with default PSU

625W

Default power supply

PWR-C2-850WAC-I

Supported network modules

C9350-NM-2C and C9350-NM-8Y

Modular uplink bandwidth

Up to 200G

Stacking

StackWise-1.6T

Switching capacity

448 Gbps standalone; 2,048 Gbps with stacking

Product Performance

1G UPOE Access Density
Full 24-Port PoE Ceiling
Standalone Switching Capacity

Key Features

60W UPOE On Every Port

Each of the 24 ports supplies up to 60W under IEEE 802.3bt Type 3, double the 30W of PoE+ switches.

Power Budget Tied To The Supply

The 850W default supply leaves 625W for PoE. A second 850W or 1600W supply lifts that to the 1440W ceiling, which equals 24 ports at 60W.

Three Power Supply Bays

The chassis holds up to three hot-swappable supplies, and a 1600W primary raises single-supply PoE to 1375W.

Modular Uplinks Up To 200G

C9350-NM-2C, C9350-NM-8Y and C9350-NM-8M fit the slot. C9350-NM-4C does not, so 200G is the uplink ceiling.

StackWise-1.6T And StackPower+

Eight C9350 members stack at 1.6 Tbps, and StackPower+ pools the supplies across the stack at 55V.

Medium Subscription Tier

The 24-port hardware maps to the Access Tier 1 Medium Essentials or Advantage subscription, and IOS XE 17.18.1 boots at OS Advantage.

Application Scenarios

Powered Closet For Cameras And Sensors

In a floor closet serving IP cameras, door controllers and lighting sensors, the switch delivers 60W UPOE over the same copper that carries their 1G traffic.

Compact UPOE Stack

A building adding powered ports across several small closets can stack the switch with other C9350 members over StackWise-1.6T and share power across the stack with StackPower+.

Wireless Edge With Fiber Uplinks

Access points that need more than 30W connect to the switch’s copper ports, while a C9350-NM-2C or C9350-NM-8Y module carries up to 200G of their traffic to the aggregation switch.

Product Comparison

Parameter

C9350-24U

C9350-24P

C9350-48U

C9350-24T

Downlink ports

24 x 10M/100M/1G

24 x 10M/100M/1G

48 x 10M/100M/1G

24 x 10M/100M/1G

PoE support

60W UPOE (IEEE 802.3bt Type 3)

30W PoE+

60W UPOE (IEEE 802.3bt Type 3)

No PoE

Default power supply

PWR-C2-850WAC

PWR-C2-850WAC

PWR-C2-850WAC

PWR-C2-500WAC

Available PoE (default power supply)

625W

625W

625W

No PoE

Maximum PoE budget

1440W

720W

2880W

No PoE

Modular uplink bandwidth

Up to 200G (C9350-NM-2C, C9350-NM-8Y, C9350-NM-8M)

Up to 200G (C9350-NM-2C, C9350-NM-8Y, C9350-NM-8M)

Up to 200G (C9350-NM-2C, C9350-NM-8Y, C9350-NM-8M)

Up to 200G (C9350-NM-2C, C9350-NM-8Y, C9350-NM-8M)

Cisco networking subscription tier

Access Tier 1, Medium (up to 24 port)

Access Tier 1, Medium (up to 24 port)

Access Tier 1, Large (48 port)

Access Tier 1, Medium (up to 24 port)

Stack bandwidth

1.6 Tbps (StackWise-1.6T)

1.6 Tbps (StackWise-1.6T)

1.6 Tbps (StackWise-1.6T)

1.6 Tbps (StackWise-1.6T)

Switching capacity

448 Gbps

448 Gbps

496 Gbps

448 Gbps

C9350-24U is the 60W UPOE model of this group: its 24 copper ports share a 1440W PoE budget under IEEE 802.3bt Type 3, while C9350-24P stops at 30W PoE+ with a 720W budget and C9350-24T carries no PoE. Phones, access points and other devices that draw 30W or less fit C9350-24P, and closets with no powered devices fit C9350-24T. Sites that need 48 ports of 60W UPOE move to C9350-48U, which has a 2880W budget on the same PWR-C2-850WAC-I default supply. All four models take C9350-NM-2C or C9350-NM-8Y for up to 200G of uplink, and the three 24-port models use the medium license tier while C9350-48U takes the large 48-port tier.

PoE Power Planning

Planning Item

Cisco Confirmed Value

Order Impact

Per-port PoE class

60W UPOE / IEEE 802.3bt Type 3

Confirms the SKU is intended for endpoints above the 30W PoE+ class

Total PoE ceiling

1440W

Represents the 24-port UPOE ceiling when enough PSU capacity is installed

Default PSU PoE condition

625W available PoE with PWR-C2-850WAC-I

Requires endpoint-load review before relying on the default power configuration

PSU expansion path

Three power-supply bays with additional PSU options

Needed when the power plan requires more PoE headroom or redundancy

Ordering Checklist

  • Subscription tier: Order a Medium Access Tier 1 (up to 24 ports) subscription, LIC-CS-AC1-M-E (Essentials) or LIC-CS-AC1-M-A (Advantage), 36 months minimum. Match other stack members. IOS XE 17.18.1 boots at OS Advantage, so an Essentials order needs license boot level essentials.
  • Uplink module: Add C9350-NM-2C or C9350-NM-8Y as a separate order line; C9350-NM-4C is not supported on this model. The base switch ships without an uplink module.
  • Power supplies for PoE: Choose from default PWR-C2-850WAC-I, primary upgrade PWR-C2-1600WAC-IUP, and second supplies PWR-C2-500WAC-I/2, PWR-C2-850WAC-I/2 or PWR-C2-1600WAC-I/2. The default supply alone gives 625W of available PoE, and the full 1440W needs a second 850W or 1600W supply.
  • Power cords: Order one cord per power supply, such as CAB-TA-NA for 850W supplies or C9K-PWR-CAB-AC-EU for 1600W supplies. Each supply takes its own cord, and 1600W supplies use different cords from 500W and 850W supplies.
  • Stacking cables: Select data cable STACK-T1A-50CM, STACK-T1A-1M or STACK-T1A-3M, and StackPower cable CAB-SPWR-35CM or CAB-SPWR-100CM. Stacking and StackPower cables are selected explicitly at order and do not ship by default.

Optional Add-ons

Model

Description

C9350-NM-2C

Cisco C9350 2 x 100G/40G QSFP28 network module

C9350-NM-8Y

Cisco C9350 8 x 25G/10G/1G or 4 x 50G/25G/10G/1G SFP56 network module

STACK-T1A-50CM

50cm Type 1A stacking cable

STACK-T1A-1M

1m Type 1A stacking cable

STACK-T1A-3M=

3m Type 1A stacking cable spare

CAB-SPWR-35CM

StackPower cable 35cm

CAB-SPWR-100CM

StackPower cable 100cm

PWR-C2-850WAC-I

850W AC 80+ Platinum Config 2 Port-Inlet Power Supply

PWR-C2-1600WAC-I

1600W AC 80+ Titanium Config 2 Port-Inlet Power Supply

LIC-CS-AC1-M-E

Cisco Switching Essentials License Access Tier 1 medium / up to 24 ports

LIC-CS-AC1-M-A

Cisco Switching Advantage License Access Tier 1 medium / up to 24 ports

C9350-24U Switch Front Panel

front-view-c9350

Label

Description

1

System air intake

2

Mode button

3

USB Type C console port

4

USB Type C host port

5

Downlink fixed ports

6

Uplink network module slot

C9350-24U Switch Rear Panel

The switch rear panel includes StackWise connectors, StackPower or XPS connectors, ports, fan modules, and power supply modules.
rear-view-c9350

Label

Description

1

Power supply modules

2

Fan modules

3

StackWise 1.6T port connectors

4

StackPower connectors

5

USB 3.0 SSD slot

6

CONSOLE (RJ-45 console)

7

MGMT (RJ-45 10/100/1000 management port)

Specifications

Parameter Specification Parameter Specification
Product ID C9350-24U Product type Stackable enterprise access switch
Network license Switching Essentials or Switching Advantage Minimum software release Cisco IOS XE 17.18.1 or later
Downlink ports 24 x 10M/100M/1G copper RJ-45 Network module slot Up to 200G
Supported network modules C9350-NM-2C and C9350-NM-8Y Switching capacity 448 Gbps
Forwarding rate 333.312 Mpps Switching capacity with stacking 2,048 Gbps
Forwarding rate with stacking 1,523.712 Mpps Stacking StackWise-1.6T
Stack members Up to 8 C9350 switches with the same license level Default power supply PWR-C2-850WAC-I
Power supply slots 3 AC input voltage 90V to 264V AC
AC input frequency 47 to 63 Hz Default PoE budget 625W
PoE budget with other supplies 1440W maximum PoE standards UPOE (IEEE 802.3bt Type 3)
Per-port PoE power 60W Fan modules 3 field-replaceable fan modules
Dimensions (H x W x D) 1.73 x 17.5 x 15.1 in. (4.4 x 44.5 x 38.3 cm) Operating temperature -5ยฐC to 45ยฐC up to 6,000 ft
MTBF 313,860 hours

Quality Certifications

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    Got a tracking notification within hours of placing the order. Shipping took a couple extra days, but product itself is perfect.

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    Posted on 09/02/2026
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    Our purchasing department has Layer23 saved as a quick reorder vendor.

Questions & Answers

  • Can C9350-24U be stacked?

    Yes. C9350-24U stacks up to 8 C9350 members over StackWise-1.6T at 1.6 Tbps, all at the same license level. StackPower+ pools supplies across the stack at 55V. Data cables are STACK-T1A-50CM, STACK-T1A-1M or STACK-T1A-3M, and none ship by default.
  • What license does C9350-24U need?

    C9350-24U takes an Access Tier 1 Medium subscription for up to 24 ports, ordered as LIC-CS-AC1-M-E for Essentials or LIC-CS-AC1-M-A for Advantage. IOS XE 17.18.1 boots at OS Advantage, so an Essentials order needs license boot level essentials, and stack members must match.
  • What does IPsec on C9350-24U require?

    IPsec runs on C9350-24U from IOS XE 26.2.1. It needs the HSECK9 license, one per UDI, and the switch must run OS Advantage. Confirm MACsec support for this platform before designing link encryption, since IPsec does not replace it.
  • What CPU and memory does C9350-24U reserve for IOx application hosting?

    IOx apps on C9350-24U get 4 vCPU and 8 GB RAM reserved, from 16 GB DDR5 on a 4-core 2.4 GHz CPU. External app storage requires a USB 3.0 SSD of 120/240G. The two AppGig ports run at 1G or 10G. App-hosting high availability across a stack (1+1) is on the roadmap, not available today.
  • What subscription term range applies to C9350-24U and what happens when it ends?

    Cisco Networking Subscription is a mandatory attach on C9350-24U, with a term of 36 to 84 months. Perpetual features stay active without renewal, while subscription features need an active subscription. The subscription comes in two tiers, Essentials and Advantage.
  • How many MAC addresses and unicast routes does C9350-24U support in the default Access SDM template?

    C9350-24U supports 64,000 MAC addresses and 192,000 LPM routes in the default Access SDM template, per the C9350 datasheet. It also holds 4,094 VLAN IDs and 8,000 multicast routes. IPv4 and IPv6 entries share the same tables, and each IPv6 entry takes two entries.
  • Is SD-Access available on C9350-24U and from which release is BGP EVPN listed?

    SD-Access is listed as available for C9350-24U in the C9350 datasheet software feature table, with no later-release qualifier. The datasheet does not break out fabric edge, control plane and border roles by release. BGP EVPN is listed from IOS XE 26.1.1.
  • Which software does C9350-24U need for Catalyst Center energy reporting?

    Energy consumption, cost and CO2e dashboards for C9350-24U need Cisco Catalyst Center 3.1.3 together with IOS XE 17.18.1 or later. Power telemetry is exposed through the YANG models Cisco-IOS-XE-poe-oper and platform-oper, and PoE assurance is included. Cisco Spaces can add environmental analytics.
  • How should power supplies be placed across a StackPower+ stack of C9350-24U?

    Fill power supply slot A on every C9350-24U before slot B, and keep the supply count balanced. If one switch holds 3 supplies, the others need at least 2. A lopsided design can oversubscribe the StackPower cables after a supply failure, which triggers console warnings and load shedding.
  • Which release and commands enable post-quantum MACsec between C9350-24U uplinks?

    Post-quantum cryptography is listed for C9350-24U from IOS XE 26.2.1, so plan on that release or later rather than 26.1.1. PQC MACsec between uplinks needs the commands access-session tls-version 1.3 and access-session pqc-type pqc under the EAP-TLS profile, with MKA policy mka_256.
  • How many watts does C9350-24U draw at 100% traffic with C9350-NM-2C installed?

    C9350-24U draws 99.9 W at 115V with all ports at 100% traffic, C9350-NM-2C installed and no PoE load. Without an uplink module the draw is 78.5 W, and with C9350-NM-8Y it is 108.0 W. The PoE test at 100% load with no uplink and no traffic records 685.7 W.

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