Cisco SM-X-ES3-24-P EtherSwitch Service Module Layer 2/3 24-Port Gigabit Switch Module
Every WhaleyComm unit is professionally tested, reset to factory defaults, and certified by our in-house engineers — the same standard trusted by 5,000+ organisations across 25 years. Not a refurb marketplace. A certified lifecycle partner.
Tested to factory specification. Backed by 25 years of enterprise trust.

Cisco SM-X-ES3-24-P EtherSwitch Service Module – 24-Port Gigabit Layer 2/3 Switching
Tested to factory specification. Backed by 25 years of enterprise trust.
The Cisco SM-X-ES3-24-P is a high-performance EtherSwitch Service Module engineered to deliver powerful Layer 2 and Layer 3 switching capabilities directly within compatible Cisco Integrated Services Routers (ISR). With 24 Gigabit Ethernet ports, this module enables intelligent, wire-speed switching at the branch office level, reducing the need for additional standalone switches while maximizing chassis investment.
This unit is offered in refurbished condition and has been professionally inspected, cleaned, and tested to meet or exceed original Cisco factory specifications. WhaleyComm's rigorous quality assurance process ensures every module performs reliably in production enterprise environments — at a fraction of the cost of new.
Product Details
- Manufacturer: Cisco
- MPN: SM-X-ES3-24-P
- Product Type: EtherSwitch Service Module
- Condition: Refurbished – Tested to Factory Specification
- Switching: Layer 2 / Layer 3
- Ports: 24 x Gigabit Ethernet
- Form Factor: Service Module (SM-X) for Cisco ISR Platforms
Key Features
- Integrated Layer 2 and Layer 3 switching for branch and enterprise deployments
- 24 Gigabit Ethernet ports for high-density connectivity in a single module slot
- Supports VLANs, Spanning Tree Protocol (STP), and advanced QoS features
- Seamless integration with Cisco ISR G2 and compatible router platforms
- Reduces total infrastructure footprint and cost at branch locations
- Designed for demanding enterprise, government, and service provider environments
Why Buy Refurbished from WhaleyComm?
WhaleyComm has been a trusted name in enterprise networking equipment for over 25 years, serving more than 5,000 customers worldwide. Every refurbished unit we sell undergoes a comprehensive multi-point inspection and functional test before it ships. You get enterprise-grade performance with significant cost savings — and the peace of mind of our industry-leading warranty.
Lifetime Warranty
No Time Limits. No Questions. Every WhaleyComm unit ships with a Lifetime Warranty. If it fails under normal operating conditions at any point, we replace it. Simple as that. This is our commitment to you, backed by 25 years and 5,000+ satisfied customers.
Shipping & Returns
- Shipping: Orders ship within 1–2 business days.
- Returns: Contact our support team for DOA or warranty-related issues. We make it right.
Looking for a reliable, cost-effective switching solution for your Cisco ISR platform? The SM-X-ES3-24-P from WhaleyComm delivers proven enterprise performance with the confidence of a lifetime warranty behind every unit.