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Cisco C3850-NM-4-1G New Module WhaleyComm
Cisco

Cisco C3850-NM-4-1G Catalyst 3850 4-Port 1G Network Module

MPN: C3850-NM-4-1G
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$39.95
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Lifetime
Warranty
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ISO 9001
Certified Testing
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R2v3
Responsible Refurb
25+
Years
5K+
Customers
ISO
Certified
✓
Tested

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.



The Cisco C3850-NM-4-1G is a genuine Cisco network expansion module designed for the Catalyst 3850 Series switches. This module adds four 1 Gigabit Ethernet uplink ports, providing flexible and scalable network connectivity for enterprise environments. Whether you're expanding an existing Catalyst 3850 deployment or building a new high-availability network stack, this module delivers reliable, high-performance connectivity straight from the industry leader in networking.

Technical Specifications
Model / MPN
C3850-NM-4-1G
Brand
Cisco
Product Type
Module
Condition
New
Manufacturer Part Number (MPN)
C3850-NM-4-1G
Vendor / Brand
Cisco
Compatible Platform
Cisco Catalyst 3850 Series Switches
Ports
4 x 1G Ethernet Uplink Ports
Ideal Use Cases
Enterprise Infrastructure
Enterprise-grade hardware at significant savings versus new OEM pricing.
Redundancy and Spares Pool
Fast replacement inventory for critical network infrastructure.
What's Included
✔ Cisco C3850-NM-4-1G New (1x)
✔ WhaleyComm ISO 9001-certified inspection certificate
✔ WhaleyComm Lifetime 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. No time limits, no expiration, no hidden conditions. Backed by 25 years and 5,000+ satisfied customers.
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Compatibility Details
Review supported optics, cables, software, management protocols, and environment-specific compatibility guidance.
✓
Compatible With
✓
Cisco Catalyst 3850-24T
✓
Cisco Catalyst 3850-48T
✓
Cisco Catalyst 3850-24P
✓
Cisco Catalyst 3850-48P
✓
Cisco Catalyst 3850-48F
✓
Other Catalyst 3850 Series models supporting NM slot
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Shipping & Returns
Clear fulfilment, tracking, return, warranty, and support information for enterprise hardware orders.
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Shipping
Orders ship within 1-2 business days from our facility in Texas. Overnight and expedited shipping available at checkout.
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Returns
Contact our support team for any DOA or warranty issues. Every WhaleyComm unit is covered by a Lifetime Warranty — we make it right, fast.
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Contact
+1 214 607-4800 | Mon-Fri 8am-6pm CST
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Frequently Asked Questions
Product-specific answers about compatibility, testing, warranty, fulfilment, and purchase confidence.
This unit is sold as New and has never been deployed. It ships in original or equivalent packaging with a WhaleyComm Lifetime Warranty.
Yes. Every WhaleyComm unit ships with a Lifetime Warranty — no time limits, no questions asked. If your Cisco C3850-NM-4-1G fails under normal operating conditions at any point, we replace it at no cost.
Every unit goes through an ISO 9001-certified testing process: full power-on diagnostics, port-by-port functionality testing, firmware verification, factory reset, and final inspection. Backed by 25 years and 5,000+ enterprise customers.
Cisco C3850-NM-4-1G Catalyst 3850 4-Port 1G Network Module
$39.95
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