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High port density with reliable TAA compliance.
EX3400-48T-TAA
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EX3400 TAA 48PORT 10/100/1000BASET 4 X 1/10G SFP/SFP+
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EX3400-48T-TAA
- Description:
- EX3400 TAA 48PORT 10/100/1000BASET 4 X 1/10G SFP/SFP+
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- Brand:
- Juniper
- GTIN:
- 832938071056
- Condition:
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EX3400-48T-TAA Overview
EX3400-48T-TAA is a high-performance rack-mount Ethernet switch built with a modern, scalable architecture that supports both Layer 2 and Layer 3 operations. It comes equipped with 48 fixed 10/100/1000 Ethernet ports and 4 dedicated 1G SFP ports for uplink, enabling robust connectivity for enterprise and data center environments.
EX3400-48T-TAA offers flexible power options with an AC Power Supply and emphasizes reliability and efficiency with Virtual Chassis stacking support for simplified management and scalability. Its design delivers efficient switching performance and versatility to address use cases in campus wiring, branch connectivity, and high-density network deployments.
EX3400-48T-TAA price is is available on request. Get immediate quote.
Request bulk order quote for EX3400-48T-TAA for additional pricing. Browse the full Juniper Ex3400 Series Ethernet Switches series or explore all Juniper products.
EX3400-48T-TAA Specifications
- Product Type
- Switch
- Power Source
- AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 230W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 48 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Twisted Pair
- Redundant Power Supply Supported
- No
- Manufacturer Part Number
- EX3400-48T-TAA
- Uplink Configuration
- 1G
- IOS
- IP Lite
- POE Support
- Non POE
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 48 x 10/100/1000 ports, 4 x 1G SFP slots
- Flash Memory
- 256 MB
- Switching Capacity
- 176 Gbps
- Switching Capacity with Stacking
- 352 Gbps
- Product Name
- Juniper EX3400-48T-TAA Ethernet Switch
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 17 inches
- Weight
- 14 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| EX3400-48T-TAA |  EX3400-24P-TAA |  EX3400-48P-TAA |  EX3400-48T-AFI |  EX3400-24P | |
|---|---|---|---|---|---|
| Depth | 17 inches | 10.7 inches | 11.8 inches | 12 inches | 11 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.73 inches | 1.73 inches | 1.73 inches | 1.75 inches |
| IOS | IP Lite | LAN Base | LAN Base | IP Lite | IP Lite |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | EX3400-48T-TAA | EX3400-24P-TAA | EX3400-48P-TAA | EX3400-48T-AFI | EX3400-24P |
| Media Type Supported | Twisted Pair | Twisted Pair / Fiber / Combo | Twisted Pair / Fiber | Twisted Pair | Twisted Pair / Fiber / Combo |
| Memory | 256 MB | 256 MB | 256 MB | 512 MB | 256 MB |
| Number of Downlink Ports | 48 Ports | N/A | 48 Ports | 48 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | 12–24 Ports | 24–48 Ports | 24–48 Ports | 12–24 Ports |
| POE Support | Non POE | POE+ | POE+ | Non POE | POE+ |
| Port/Expansion Slot Details | 48 x 10/100/1000 ports, 4 x 1G SFP slots | 24 x 10/100/1000 PoE+ ports and 4 x 1G SFP uplink ports | 48 PoE 10/100/1000 ports and 4 10Gb SFP+ uplink ports | 48 fixed 10/100/1000 Ethernet ports and 4 dedicated 1G SFP uplink ports | 24 PoE ports and 4 SFP uplink ports |
| Power Consumption | 230W | 370 W | N/A | N/A | 370 W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | Juniper EX3400-48T-TAA Ethernet Switch | Juniper EX3400-24P-TAA Ethernet Switch | Juniper EX3400-48P-TAA Ethernet Switch | Juniper EX3400-48T-AFI Ethernet Switch | Juniper EX3400-24P Ethernet Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | No | No | No | No | Yes |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 176 Gbps | 128 Gbps | 1440 Gbps | 128 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 352 Gbps | 320 Gbps | 1440 Gbps | 256 Gbps | 320 Gbps |
| Uplink Configuration | 1G | 1G | 10G | 1G | 1G |
| Weight | 14 lbs | 15 lbs | 13 lbs | 10 lbs | 10 lbs |
| Width | 17.5 inches | 17.5 inches | 17.5 inches | 17.5 inches | 17.5 inches |
Reviews & Ratings
A
Andrew Webb
4
Smooth deployment and management.
D
Daniel Price
4
Stable switching under daily load.
O
Oliver Sutton
5
Good access layer choice.
V
Victor Shaw
4
Satisfied with performance.
Questions & Answers
What is the EX3400-48T-TAA switch?
The EX3400-48T-TAA is a TAA-compliant Juniper fixed-configuration Ethernet switch offering 48 10/100/1000BASE-T ports and four 1/10G SFP/SFP+ uplink slots.
How many ports does the EX3400-48T-TAA support?
It supports 48 RJ-45 10/100/1000BASE-T user ports for copper connectivity and four integrated SFP/SFP+ slots for flexible 1GbE or 10GbE uplinks.
What uplink options are available on the EX3400-48T-TAA?
The switch includes four SFP/SFP+ uplink slots compatible with both 1GbE and 10GbE optics, enabling high-speed network expansion.
Is the EX3400-48T-TAA TAA compliant?
Yes. The EX3400-48T-TAA meets Trade Agreements Act requirements, ensuring it qualifies for U.S. federal procurement under domestic-content rules.
What is the switching capacity and throughput of the EX3400-48T-TAA?
It delivers up to 1.28 Tbps switching capacity and 952 Mpps forwarding performance, providing wire-speed throughput on all ports.
Does the EX3400-48T-TAA support Power over Ethernet (PoE)?
No. The EX3400-48T-TAA is a non-PoE switch focused on high-density data switching and does not supply Power over Ethernet.
What stacking capabilities does the EX3400-48T-TAA offer?
It supports Juniper Virtual Chassis, allowing up to four EX3400 switches to be interconnected and managed as a single logical device.
Which management interfaces are supported on the EX3400-48T-TAA?
Management options include a dedicated RJ-45 serial console port, dual 10/100/1000 management Ethernet ports, the Junos CLI, and a Web-based GUI.
What is the typical power consumption of the EX3400-48T-TAA?
Typical power draw is approximately 110 Watts, with a maximum of 178 Watts under full load, delivering energy-efficient performance.
What are the physical dimensions and weight of the EX3400-48T-TAA?
The switch measures 1.72" H x 17.25" W x 19.91" D and weighs 15.7 lbs, fitting a standard 1U rack space for compact deployment.
What operating system does the EX3400-48T-TAA run?
It runs Juniper Networks Junos OS, offering advanced routing, switching, security, and automation capabilities in a unified architecture.
What redundancy features are available on the EX3400-48T-TAA?
It supports dual redundant, hot-swappable power supplies and redundant fan modules to ensure high availability and minimize downtime.
Which security features are included with the EX3400-48T-TAA?
Security features include MACsec encryption, DHCP snooping, dynamic ARP inspection, port security, and comprehensive access control lists (ACLs).
What warranty and support options are available for the EX3400-48T-TAA?
It comes with a one-year hardware warranty, with optional Juniper Care upgrades for 24/7 technical support and next-business-day hardware replacement.
Can the EX3400-48T-TAA be deployed in data center environments?
Yes. With low latency, high throughput, and Virtual Chassis stacking, it is ideal for data center access layer and top-of-rack deployments.
How do I perform the initial setup on the EX3400-48T-TAA?
Connect to the serial console, launch the Junos CLI Setup Wizard, configure basic parameters (hostname, IP, VLANs), then commit the configuration.