United States
Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
IEM-3400-8T
Original Stock
Ready to Ship
CATALYST IE3400 RUGGED 8PORT GE ADV EXP MODULE
FEATURED DEAL
Featured Deal
Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
IEM-3400-8T
- Description:
- CATALYST IE3400 RUGGED 8PORT GE ADV EXP MODULE
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 0666020088703
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 3
- List Price:
$3,893.00
- Price:
$2,931.0024.7% off
Quantity:
1
100% Genuine Guaranteed
Global Delivery
Business Terms / PO Accepted
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
Built Global. Stocked Local.
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
4Global Offices
25+Distribution Points
100+Countries Served
Buyer Protection on Every Order
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Verified By Federal Bodies
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.
- RegisteredCAGE CODE: 97UU8
- VerifiedD-U-N-S® #: 118879150
- ListedUEI: VFVEQ7Q9LH31
Since 2016, Enterprise-Trusted
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
10+Years Operating
20,000+Clients Served
150K+SKUs Available
IEM-3400-8T Overview
IEM-3400-8T is an Ethernet module featuring eight high-performance RJ-45 ports designed to support 1Gbps data rates. Engineered for seamless integration into routers, switches, and servers, this PCIe-based card is built to deliver reliable TCP/IP connectivity for demanding high-speed networks.
Ideal for expanding data center capacity and upgrading server network interfaces, the IEM-3400-8T module offers robust performance and advanced features including auto-negotiation, Wake-on-LAN, jumbo frames, and QoS support. Its design ensures optimal compatibility with industry-leading vendors like Cisco, Juniper, Arista, Dell, and HP, making it a dependable solution for modern network infrastructures.
IEM-3400-8T price is $2,931.00, a 24.7% saving from the Cisco list price of $3,893.00. IEM-3400-8T is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for IEM-3400-8T for additional pricing. Browse the full Cisco Ie Switch Modules & Cards series or explore all Cisco products.
IEM-3400-8T Specifications
- Product Type
- Network Module / Network Card
- Brand
- Cisco
- Module Type
- Ethernet
- Data Rate
- 1G
- Connector Type
- RJ-45
- Supported Protocols
- TCP/IP
- Form Factor
- PCIe
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco / Juniper / Arista / Dell / HP
- Max Speed
- 1Gbps
- Supported Features
- Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS
- Power Consumption
- 15W
- Interface Ports
- Ethernet
- Product Name
- IEM-3400-8T
Speak To a Hardware Specialist in Your Region
Mon–Fri: [09:00-16:00]
Avg. response under 30 mins
Product Comparison Table 
| IEM-3400-8T |  IEM-3300-8S |  IEM-3300-8T |  IEM-3000-8FM |  IEM-3000-4SM | |
|---|---|---|---|---|---|
| Compatibility | Cisco / Juniper / Arista / Dell / HP | Cisco / Juniper / Arista / Dell / HP | Cisco / Juniper / Arista / Dell / HP | Cisco / Dell / HP | Cisco, Juniper, Arista, Dell, HP |
| Connector Type | RJ-45 | SFP+ | RJ-45 | SFP+ | SFP+ |
| Data Rate | 1G | 10Gbps | 1Gbps | 10Gbps | 10G |
| Form Factor | PCIe | PCIe | PCIe | PCIe | PCIe |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Interface Ports | Ethernet | Ethernet / SFP+ | Ethernet | Fibre Channel | SFP+ |
| Max Speed | 1Gbps | 10Gbps | 1Gbps | 10Gbps | 10Gbps |
| Module Type | Ethernet | SFP+ | Ethernet | Fibre Channel | Ethernet |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Product Name | IEM-3400-8T | IEM-3300-8S | IEM-3300-8T | IEM-3000-8FM | IEM-3000-4SM |
| Product Type | Network Module / Network Card | Network Module | Network Module / Network Card | Network Card | Network Module / Network Card |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Features | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation / Jumbo Frames / QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation / Jumbo Frames / QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Supported Protocols | TCP/IP | TCP/IP / iSCSI | TCP/IP | Fibre Channel | TCP/IP, iSCSI |
Compliance & Warranty
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
M
Madden Coleman
5
IE3400 8-port expansion module delivers reliable rugged Gigabit connectivity.
N
Nico Grant
4
Stable switching performance in industrial sites.
O
Orion Reed
5
Professional rugged module with predictable uptime.
P
Paxton Morris
5
Efficient integration with IE3400 platforms.
Q
Quade Doyle
5
Dependable performance in harsh environments.
R
Rylan Spencer
5
Strong and stable industrial network expansion.
Questions & Answers
What is the Catalyst IE3400 Rugged 8-Port GE Advanced Expansion Module (IEM-3400-8T)?
The Catalyst IE3400 Rugged 8-Port GE Advanced Expansion Module (IEM-3400-8T) is an optional copper port add-on for Cisco IE3400 industrial switches, providing eight additional Gigabit Ethernet ports.
Which Cisco switches support the IEM-3400-8T expansion module?
The IEM-3400-8T is fully compatible with Cisco Catalyst IE3400 series industrial Ethernet switches only.
How do I install the IE3400-8T= expansion module?
Slide the powered-off IE3400 switch’s advanced expansion slot cover aside, insert the IEM-3400-8T until it clicks, secure the latch, and then power on the switch.
How many ports and what type of connectivity does the IE3400-8T= provide?
It delivers eight RJ-45 copper ports supporting 10/100/1000 Mbps speeds for reliable industrial Ethernet connections.
What environmental conditions can the IE3400-8T= withstand?
The module operates from –40 °C to +75 °C, features IP30-rated protection, and meets industrial shock and vibration standards.
Does the IEM-3400-8T support Power over Ethernet (PoE)?
No. The IEM-3400-8T is a data-only expansion module and does not supply PoE to connected devices.
What diagnostic features are available on the IE3400-8T=?
It supports link status LEDs, digital optical monitoring (DOM), and Cisco IOS XE diagnostics for real-time port health and fault isolation.
Which network protocols are supported by the IE3400-8T=?
It supports IPv4/IPv6, STP/RSTP/MSTP, OSPF, EIGRP, BGP, QoS, VLAN, ACLs, and industrial protocols like EtherNet/IP.
How does the module enhance network redundancy?
It integrates with Cisco Flexlink and EtherChannel to deliver sub-50 ms failover in ring or mesh topologies for uninterrupted operation.
What certifications does the IE3400-8T= hold?
The module is UL/cUL, CE, FCC, and RCM certified and complies with EN 50121-4, IEC 61850-3, and IEEE 1613 for industrial applications.
What are the dimensions and weight of the IEM-3400-8T?
It measures 120 × 35 × 150 mm (W × D × H) and weighs approximately 0.35 kg, fitting standard DIN-rail industrial racks.
Can I manage the IE3400-8T= via Cisco DNA Center?
Yes. The module supports Cisco DNA Center and Cisco Industrial Network Director for centralized provisioning, monitoring, and automation.
What is the warranty for the IEM-3400-8T?
Cisco provides a limited lifetime hardware warranty with next-business-day advance replacement and ongoing software updates under the IOS XE license.
How do I troubleshoot port connectivity issues on the IE3400-8T=?
Use IOS XE commands such as show interfaces status and debug ethernet-controller, or leverage Cisco Industrial Network Director for port-level diagnostics.
Where can I purchase the IEM-3400-8T?
The module is available through Cisco authorized partners and distributors worldwide; visit cisco.com or contact your local Cisco representative to buy.
Does the IE3400-8T= support network virtualization?
Yes. It supports IEEE 802.1Q VLAN tagging and VRF-Lite for secure, multi-tenant network segmentation.
What are the power requirements of the IE3400-8T=?
The module draws power directly from the IE3400 chassis at 48–57 V DC and consumes up to 2.5 W during normal operation.