Description
The Juniper EX3400-48T-AFI Layer 3 Switch delivers enterprise-class performance, scalability, and flexibility in a compact 1U form factor. Designed for modern converged networks, it offers 48 Gigabit Ethernet ports, plus 10 GbE and 40 GbE uplink options, making it ideal for high-density campus, branch, and enterprise access deployments.
With Juniper Virtual Chassis technology, up to 10 switches can operate as a single, managed device, simplifying operations and reducing management overhead. The EX3400 also supports Fusion Enterprise, allowing multiple wiring closets to be managed as a unified system. Built for reliability, it features a modular power supply design, redundant power support, and a lifetime limited warranty, ensuring continuous uptime and investment protection.
Perfect for organizations seeking a future-ready, high-performance switching platform that integrates easily into existing Juniper infrastructures.
| Specification | Details |
|---|---|
| Manufacturer | Juniper Networks, Inc. |
| Part Number | EX3400-48T-AFI |
| Product Series | EX3400 |
| Product Type | Layer 3 Managed Switch |
| Total Network Ports | 48 × Gigabit Ethernet |
| Uplink Ports | 4 × 10 Gigabit Ethernet (SFP+), 2 × 40 Gigabit Ethernet (QSFP+) |
| Expansion Slots | 6 total (4 SFP+, 2 QSFP+) |
| Ethernet Standards | 1000Base-T, 10GBase-X, 40GBase-X |
| Supported Media | Twisted Pair, Optical Fiber |
| Manageable | Yes |
| Layer Supported | 3 |
| Stacking Support | Up to 10 units via Virtual Chassis |
| Power Supply | Includes 1 × AC PSU (JPSU-150-AC-AFO) |
| Redundant Power | Supported |
| Mounting Options | 1U Rack-mountable, Wall-mountable |
| Dimensions (H × W × D) | 1.7 × 17.4 × 13.8 in |
| Weight | Approx. 12.65 lb (Shipping: 16 lb) |
| Certifications & Standards | TÜV-GS, Environmentally Friendly |
| Warranty | Lifetime Limited Warranty |
| Product Condition | New and Factory Fresh |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
