C9400-LC-48UX – 24x mGig + 24x1G RJ-45 – UPOE 60W – Catalyst 9400 Line Card

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C9400-LC-48UX Description

The C9400-LC-48UX is a Cisco Catalyst 9400 Series UPOE line card for access closets that mix Gigabit and multigigabit powered endpoints. The card has 48 RJ-45 ports, with ports 1-24 at 10/100/1000M and ports 25-48 at 100M/1G/2.5G/5G/10GBASE-T, Cisco UPOE up to 60W per port, 240 Gbps of bandwidth and a 240 W maximum rated power. The card runs on all five Catalyst 9400 supervisors from Cisco IOS XE 16.6.2.

Quick Specs

Parameter

Specification

Product ID

C9400-LC-48UX

Spare PID

C9400-LC-48UX=

Product type

48-port UPOE multigigabit RJ-45 line card

Supported chassis

Cisco Catalyst 9404R, 9407R, and 9410R

Total ports

48

Port layout

Ports 1-24 are 10/100/1000 UPOE; ports 25-48 are multigigabit UPOE

Multigigabit speeds

100M, 1G, 2.5G, 5G, and 10GBASE-T on 24 ports

Port type

RJ-45 UPOE with IEEE 802.3at, IEEE 802.3af, and Cisco pre-standard PoE

Cisco UPOE capability

Up to 60W per port on each of 48 ports

Maximum line-card bandwidth

240 Gbps full duplex non-blocking traffic

Minimum software release

Cisco IOS XE Software Release 16.6.2 or later

Supervisor compatibility

C9400-SUP-1, C9400-SUP-1XL, C9400-SUP-1XL-Y, C9400X-SUP-2, and C9400X-SUP-2XL

Application Scenarios

Mixed Gigabit And mGig Closet

In a closet with desktop phones on Gigabit and Wi-Fi access points on multigigabit, a single slot carries 24 standard ports and 24 multigigabit ports, all with UPOE.

Powered mGig Access Point Edge

A Wi-Fi refresh that moves access points to 2.5G or 5G uplinks can power them at up to 60W per port from a Catalyst 9404R, 9407R or 9410R chassis that still uses a C9400-SUP-1 supervisor.

Product Comparison

Parameter

C9400-LC-48UX

C9400-LC-48U

C9400-LC-48HX

Port speed

24 multigigabit ports (100M/1G/2.5G/5G/10GBASE-T) and 24 10/100/1000M ports

10/100/1000M

10GBASE-T, 5G/2.5G multigigabit, and 1000M/100M

Port type

RJ-45 UPOE, up to 60W per port

RJ-45 UPOE, up to 60W on all ports

RJ-45 UPOE+, up to 90W on all ports

Maximum bandwidth

240 Gbps

48 Gbps full duplex non-blocking

480 Gbps

Supervisor compatibility

C9400-SUP-1, C9400-SUP-1XL, C9400-SUP-1XL-Y, C9400X-SUP-2, and C9400X-SUP-2XL

C9400-SUP-1, C9400-SUP-1XL, C9400-SUP-1XL-Y, C9400X-SUP-2, and C9400X-SUP-2XL

C9400X-SUP-2 and C9400X-SUP-2XL only

Minimum software release

Cisco IOS XE 16.6.2 or later

Cisco IOS XE 16.6.1 or later

Cisco IOS XE 17.8.1 or later

Max rated power

240 W

65 W

270 W

C9400-LC-48UX differs from C9400-LC-48U in port speed: 24 of its 48 ports are 100M/1G/2.5G/5G/10GBASE-T multigigabit, while C9400-LC-48U keeps all 48 ports at 10/100/1000 and 48 Gbps of bandwidth against 240 Gbps. Sites with only 1G endpoints and 60W UPOE needs can order C9400-LC-48U, which also lowers maximum rated power from 240 W to 65 W. Endpoints that need 90W, or multigigabit on all 48 ports, call for C9400-LC-48HX, which provides UPOE+ and 480 Gbps at 270 W but works only with C9400X-SUP-2 or C9400X-SUP-2XL and needs Cisco IOS XE 17.8.1 or later. C9400-LC-48UX itself runs on all five supervisors from Cisco IOS XE 16.6.2.

PoE Power Planning

Planning Item

Cisco-Confirmed Basis

Buyer Check

UPOE power class

C9400-LC-48UX supports up to 60W power per port on each of its 48 ports

Match endpoint classes to Cisco UPOE rather than assuming 90W UPOE+ support

Port group planning

Ports 1-24 are 1G UPOE and ports 25-48 are mGig UPOE

Place mGig endpoints on the correct port range before finalizing cabling and patch plans

Chassis power budget

Cisco directs power-budget estimates to the Cisco Power Calculator for PoE configurations

Size power supplies against the expected powered-device mix and redundancy mode

Software-managed PoE controls

Cisco lists per-port power measurement, maximum power setting per port, and PoE Power Configuration

Keep software policy and endpoint power limits aligned with the deployed IOS XE release

Ordering Checklist

  • Catalyst 9400 hosts: Use a Catalyst 9400 chassis C9404R, C9407R or C9410R, in line-card slots only. The supervisor slots do not accept line cards.

Front View

C9400-LC-48UX

1

STATUS LED

5

Ejector levers

2

LOCATE (blue beacon) LED

6

PORT LINK LED for the port in the top row

3

Model or product number

7

PORT LINK LED for the port in the bottom row

4

Captive installation screws

8

Line card Radio Frequency Identifier (RFID)

Specifications

Parameter Specification Parameter Specification
Product ID C9400-LC-48UX Spare PID C9400-LC-48UX=
Product type Line card Cisco ordering description Cisco Catalyst 9400 Series 48-Port UPOE w/ 24p mGig 24p RJ-45
Supported chassis Catalyst 9404R, 9407R, and 9410R Supervisor compatibility C9400-SUP-1, C9400-SUP-1XL, C9400-SUP-1XL-Y, C9400X-SUP-2, and C9400X-SUP-2XL
Total ports 48 Port layout 24 10/100/1000 UPOE ports and 24 multigigabit UPOE ports
1G port range Ports 1 to 24 MGig port range Ports 25 to 48
Multigigabit port speeds 100M, 1G, 2.5G, 5G, and 10GBASE-T Port type RJ-45 UPOE IEEE 802.3at, IEEE 802.3af, and Cisco pre-standard PoE
Cisco UPOE capability Up to 60W per port on each of 48 ports Minimum software release Cisco IOS XE Software Release 16.6.2 or later
Maximum line-card bandwidth 240 Gbps full duplex non-blocking traffic Installation slot rule Any non-supervisor module slot
Catalyst 9404R port density 48 / 96 Catalyst 9407R port density 48 / 240
Catalyst 9410R port density 48 / 384 Energy efficient Ethernet Supported
MACsec capability IEEE 802.1AE MACsec-256 capability in hardware Jumbo frames Layer 2 to Layer 4 jumbo frame support up to 9216 bytes
PTP readiness Hardware ready for IEEE 1588 and IEEE 802.1as Cisco phone discovery Supported
PoE cable loss management Supported Per-port power measurement Supported through software configuration
Maximum power setting per port Supported through software configuration PoE power configuration Supported up to 60W per port
Power delivery Direct power delivery from backplane RFID tag Built-in front-facing passive UHF RFID tag
Max rated power 240 W MTBF 469,550 hours
AC-input power allocated 267 W DC-output power requested 240 W
Current at 90V 2.96 A Current at 120V 2.22 A
Current at 180V 1.48 A Current at 240V 1.11 A
Heat dissipation 910 BTU/hr Weight 3.8 kg (8.3 lb)

Quality Certifications

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Questions & Answers

  • Which Catalyst 9400 chassis and supervisors accept C9400-LC-48UX?

    C9400-LC-48UX installs in any non-supervisor module slot of a Catalyst 9404R, 9407R or 9410R chassis. The card runs on C9400-SUP-1, C9400-SUP-1XL, C9400-SUP-1XL-Y, C9400X-SUP-2 and C9400X-SUP-2XL. Supervisor slots do not accept line cards, and the card needs no particular slot number.
  • Which Cisco IOS XE release does C9400-LC-48UX need?

    C9400-LC-48UX needs Cisco IOS XE Software Release 16.6.2 or later. Run that release or a later one on the supervisor in the C9404R, C9407R or C9410R, since the multigigabit ports 25-48 were confirmed in Cisco IOS XE 16.6.2.
  • What slot bandwidth does C9400-LC-48UX get on C9400-SUP-1XL in each Catalyst 9400 chassis?

    C9400-LC-48UX reaches 240G per slot with C9400-SUP-1XL or C9400-SUP-1XL-Y in a C9404R, 120G in a C9407R and 80G in a C9410R. C9400-LC-24XS follows the same pattern. With C9400-SUP-1 the card gets only 80G in every chassis. With C9400X-SUP-2 or C9400X-SUP-2XL it reaches the full 240G in all three chassis.
  • Does C9400-LC-48UX use the 480 Gbps per slot that C9400X-SUP-2XL offers?

    No. C9400-LC-48UX can use only 240 Gbps per slot even when C9400X-SUP-2XL offers 480 Gbps, so the card itself sets the limit. Its 24 multigigabit ports at 10G and 24 ports at 1G add up to 264G in theory, so the card does not fill its 240G slot rate at every port speed. Only Gen 2 cards use 480G, and Cisco supports those only on C9400X-SUP-2 or C9400X-SUP-2XL.
  • How many C9400-LC-48UX multigigabit ports can a C9410R carry with C9400-SUP-1?

    A C9410R with C9400-SUP-1 carries up to 192 multigigabit ports on C9400-LC-48UX cards across its 8 line-card slots, and the ports are oversubscribed. On C9400-SUP-1 and C9400-SUP-1XL each group pairs 1G ports with multigigabit ports that share 10G, with 8 groups per card in the 10-slot chassis. Cisco does not publish the exact port-group layout.
  • Does C9400-LC-48UX supply 90W UPOE+ on any port?

    No. C9400-LC-48UX supplies Cisco UPOE at up to 60W per port on all 48 ports, together with IEEE 802.3at and 802.3af. It does not supply the 90W of IEEE 802.3bt. Endpoints that need 90W cannot be powered from this card, so plan PoE budgets for endpoints of up to 60W only.

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DataSheet Downloads

  • C9400-LC-48UX Datasheet