C9350-NM-8Y – 8x25G/10G/1G or 4x50G SFP56 Module – C9350

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C9350-NM-8Y Description

C9350-NM-8Y is a Cisco C9350 Series field-replaceable network module for SFP56 uplink expansion. It provides eight SFP56 slots, 1G, 10G, 25G, and 50G supported port speeds, eight-port operation for 1G/10G/25G mode, four-port operation for 50G mode, Cisco C9350 Series platform scope, compatibility with listed C9350-48HX, C9350-24P, C9350-48P, C9350-24T, C9350-48T, C9350-48TX, C9350-24U, and C9350-48U models, and Cisco-supported SFP/SFP+/SFP28/SFP56 optics, DACs, or AOCs. The module adds flexible fiber uplinks up to 50G to compatible C9350 access switches.

Quick Specs

Parameter

Specification

Product ID

C9350-NM-8Y

Product type

Network module

Port Count

8 SFP56 slots

Supported Port Speeds

1G, 10G, 25G, and 50G

1G/10G/25G Mode

Eight ports

50G Mode

Four ports

Connector Type

SFP56

Supported Switch Family

Cisco C9350 Series

Listed Compatible Models

C9350-48HX, C9350-24P, C9350-48P, C9350-24T, C9350-48T, C9350-48TX, C9350-24U, C9350-48U

Installation Type

Field-replaceable network module

Media Planning

Cisco-supported SFP/SFP+/SFP28/SFP56 optics, DACs, or AOCs

Application Scenarios

Flexible 1G/10G/25G C9350 uplinks

Use C9350-NM-8Y when a C9350 access switch needs SFP-based uplinks at common campus aggregation speeds without moving to QSFP28 40G/100G modules.

50G uplink planning

Choose this module when the design needs up to four 50G uplinks on a compatible C9350 switch, subject to optics and software compatibility.

Mixed-speed migration projects

C9350-NM-8Y is useful when a refresh project may start with 10G or 25G uplinks and later move selected links toward 50G while keeping the same C9350 switch and module family.

Product Comparison

Parameter

C9350-NM-8Y

C9350-NM-2C

C9350-NM-4C

Product type

SFP56 network module

QSFP28 network module

QSFP28 network module

Port Count

8 or 4 depending on speed mode

2

4

Supported Port Speeds

1G/10G/25G or 50G

40G/100G

40G/100G

Connector Type

SFP56

QSFP28

QSFP28

Supported Switch Models

Multiple C9350 models including C9350-24P, C9350-48P, C9350-24T, C9350-48T, C9350-48TX, C9350-24U, C9350-48U, and C9350-48HX

Multiple C9350 models including C9350-24P, C9350-48P, C9350-24T, C9350-48T, C9350-48TX, C9350-24U, C9350-48U, and C9350-48HX

C9350-48HX and C9350-48TX

Media Type

SFP/SFP+/SFP28/SFP56 optics or cables

QSFP optics or cables

QSFP optics or cables

  • Choose C9350-NM-8Y when the C9350 switch needs SFP-family uplinks at 1G, 10G, 25G, or 50G.
  • Choose C9350-NM-2C when the design needs two QSFP28 40G/100G uplinks.
  • Choose C9350-NM-4C only when four QSFP28 40G/100G uplinks are required and the switch model is listed for that module.

Selection Guide

1. Choose C9350-NM-8Y for flexible SFP uplinks

Select this module when the C9350 access switch needs SFP-based uplinks and the project may use 1G, 10G, 25G, or 50G media.

2. Choose C9350-NM-2C for two 100G uplinks

If the uplink design requires QSFP-class 40G or 100G links, C9350-NM-2C is the closer fit.

3. Choose C9350-NM-4C for four 100G uplinks on supported models

If four 40G/100G links are required, compare C9350-NM-4C, but confirm that the installed switch is C9350-48HX or C9350-48TX.

4. Confirm optics, speed mode, and switch SKU before ordering

Before purchase, verify whether the deployment needs eight 1G/10G/25G ports or four 50G ports, then match the optics, cables, and switch model accordingly.

Ordering Checklist

Check Item

What to Confirm

Why It Matters

Switch Model

Exact C9350 switch SKU

Confirms the module is compatible with the installed switch

Uplink Speed

1G, 10G, 25G, or 50G

Determines optics and usable port planning

Port Mode

Eight 1G/10G/25G ports or four 50G ports

Prevents overestimating the number of 50G links

Optics or Cables

Cisco-supported SFP/SFP+/SFP28/SFP56 optics, DACs, or AOCs

Prevents ordering a module without compatible media

Software Baseline

Cisco IOS XE release for the target switch

Helps avoid module recognition or support issues

Alternative Module

C9350-NM-2C or C9350-NM-4C

Avoids using an SFP module when QSFP 40G/100G links are required

Specifications

Parameter Specification Parameter Specification
Product ID C9350-NM-8Y Product type Network module
Port Count 8 SFP56 slots Supported Port Speeds 1G, 10G, 25G, and 50G
1G/10G/25G Mode Eight ports 50G Mode Four ports
Connector Type SFP56 Supported Switch Family Cisco C9350 Series
Listed Compatible Models C9350-48HX, C9350-24P, C9350-48P, C9350-24T, C9350-48T, C9350-48TX, C9350-24U, C9350-48U Installation Type Field-replaceable network module
Media Planning Cisco-supported SFP/SFP+/SFP28/SFP56 optics, DACs, or AOCs    

Get More Information

Need pricing, stock, or shipping details for the C9350-NM-8Y ? Layer23-Switch can help you check current availability, lead time, and delivery options for this. Send us the part number, quantity, and destination country via live chat or email sales@layer23-switch.com for a fast quotation.

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Questions & Answers

  • What does C9350-NM-8Y include?

    C9350-NM-8Y is a field-replaceable Cisco C9350 network module with eight SFP56 slots. It supports 1G, 10G, 25G, and 50G uplink modes.
  • How does port count change by speed on C9350-NM-8Y?

    C9350-NM-8Y operates eight ports in 1G/10G/25G mode and four ports in 50G mode. This boundary prevents planning eight simultaneous 50G uplinks.
  • Which C9350 family scope is compatible with C9350-NM-8Y?

    C9350-NM-8Y supports Cisco C9350 Series models including C9350-48HX, 24P, 48P, 24T, 48T, 48TX, 24U, and 48U switch variants.
  • What is the difference between C9350-NM-8Y and C9350-NM-2C?

    C9350-NM-8Y uses SFP56 slots for 1G/10G/25G or 50G links, while C9350-NM-2C uses two QSFP28 slots for 40G or 100G links.
  • Does C9350-NM-8Y support 50G uplinks?

    Yes, C9350-NM-8Y supports 50G operation on four ports. Eight-port operation applies to the 1G, 10G, and 25G speed modes.
  • Which media must be planned with C9350-NM-8Y?

    C9350-NM-8Y requires Cisco-supported SFP, SFP+, SFP28, or SFP56 optics, DACs, or AOCs. QSFP-class 40G/100G designs require C9350-NM-2C or C9350-NM-4C instead.

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