Cisco • SKU C-SM-16P4M2X
Cisco C-SM-16P4M2X — Catalyst Edge SM (EtherSwitch Service
Cisco Catalyst Edge SM (EtherSwitch Service Module) for Catalyst 8300 Series Edge platforms — a 22-port Layer 2 switch service module with UADP ASIC: 16x 1G RJ-45 PoE ports, 4x 2.5G mGig (UPOE-capable) RJ-45 ports, and 2x 10G SFP+ uplinks. Plug-in service module, not a standalone switch.
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Download Cisco datasheet ↗ via Cisco official install/config guide for C-SM-16P4M2X / C-SM-40P8M2X EtherSwitch Service Modules
What is the Cisco C-SM-16P4M2X?
Cisco Catalyst Edge SM (EtherSwitch Service Module) for Catalyst 8300 Series Edge platforms — a 22-port Layer 2 switch service module with UADP ASIC: 16x 1G RJ-45 PoE ports, 4x 2.5G mGig (UPOE-capable) RJ-45 ports, and 2x 10G SFP+ uplinks. Plug-in service module, not a standalone switch.
TFI supplies the C-SM-16P4M2X new and refurbished to South African businesses, each unit covered by warranty and optional SLA. As a B-BBEE Level 2 distributor we can quote stock, lead time and price — usually within the same business day.
Specifications
| ports | 22 total: 16x 1G RJ-45 (PoE) + 4x 2.5G mGig RJ-45 (UPOE) + 2x 10G SFP+ |
|---|---|
| uplinks | 2x 10G SFP+ (also support 1G/SFP) |
| poe | PoE / PoE+ / Cisco EPoE / UPoE on all copper ports; up to 60W per port (signal + spare pairs) |
| switching capacity | 56 Gbps |
| forwarding rate | Up to 83.3 Mpps |
| asic | Cisco UADP ASIC |
| form factor | Plug-in EtherSwitch service module (SM-X form factor) for Catalyst 8300 Series Edge platforms |
| switching layer | Layer 2 switch module |
| compatible chassis | Cisco Catalyst 8300 Series Edge platforms |
| eol status | Active / shipping product (no EoS/EoL notice as of 2026) |
Frequently asked questions
- What is the Cisco C-SM-16P4M2X?
- Cisco Catalyst Edge SM (EtherSwitch Service Module) for Catalyst 8300 Series Edge platforms — a 22-port Layer 2 switch service module with UADP ASIC: 16x 1G RJ-45 PoE ports, 4x 2.5G mGig (UPOE-capable) RJ-45 ports, and 2x 10G SFP+ uplinks. Plug-in service module, not a standalone switch.
- Do you supply the C-SM-16P4M2X new or refurbished?
- TFI supplies the Cisco C-SM-16P4M2X both new and professionally refurbished, each with warranty and SLA options. Tell us your preference when you request a quote.
- Does the C-SM-16P4M2X support PoE?
- PoE on the C-SM-16P4M2X: PoE / PoE+ / Cisco EPoE / UPoE on all copper ports; up to 60W per port (signal + spare pairs).
- How many ports does the C-SM-16P4M2X have?
- Port configuration: 22 total: 16x 1G RJ-45 (PoE) + 4x 2.5G mGig RJ-45 (UPOE) + 2x 10G SFP+; uplinks: 2x 10G SFP+ (also support 1G/SFP).
- Can TFI deliver the C-SM-16P4M2X in South Africa?
- Yes. TFI is a South African distributor (B-BBEE Level 2) and ships the Cisco C-SM-16P4M2X nationwide. Send us the SKU and we come back with stock, lead time and price — usually the same business day.
Also in the Cisco Catalyst 8300 Series Routers
-
C-NIM-1X
Cisco 1-Port 10Gbps SFP/SFP+ NIM with WAN MACSec
-
C-NIM-4X
Cisco C-NIM-4X — 4-Port 1G/10G SFP/SFP+ LAN/WAN Network Interface Module (NIM) for Catalyst 8300 Series Edge Platforms; Layer 2 switching all ports, Layer 3 WAN on ports 3–4, MACsec 128/256-bit
-
C-SM-NIM-ADPT
Cisco Single-Wide 2x NIM Carrier Module in SM-X Form Factor
-
C-SM40P8M2X
Cisco 50-Port Catalyst L2 Switch Module with UADP ASIC
-
C8300-1N1S-4T2X
Cisco Catalyst C8300 1RU w/ 10G WAN (1 SM and 1 NIM Slots, and 2 x 10-Gigabit Ethernet and 4 x 1-Gigabit Ethernet Ports)
Verification sources (7)
- https://www.cisco.com/c/en/us/td/docs/routers/cloud_edge/c8300/Interface_Module_HIG/CSMX16P4M2X-CSMX40P8M2X-book1.html
- https://www.cisco.com/c/en/us/td/docs/routers/cloud_edge/c8300/Interface_Module_SCG/C-SMX16G4M2X-book.html
- https://www.cdw.com/product/cisco-c-sm-16p4m2x-switch-22-ports-plug-in-module/6394194
- https://www.connection.com/product/cisco-catalyst-edge-sm-16-port/c-sm-16p4m2x/41334315
- https://www.amazon.com/C-SM-16P4M2X-16-Port-Gigabit-Ethernet-Interface/dp/B0FRNKVNDL
- https://www.provantage.com/cisco-systems-c-sm-16p4m2x~7CSC7C37.htm
- https://www.router-switch.com/c-sm-16p4m2x.html
Need pricing on C-SM-16P4M2X?
Send us the SKU. We come back with stock, lead time and price — typically within the same business day.