Description
The Juniper EX4100-48P Ethernet Switch is a high-performance, cloud-ready access switch built for enterprise campus, branch, and data center networks. Featuring 48 PoE+ (Power over Ethernet Plus) access ports, it delivers up to 30W per port with a maximum PoE budget of 1440W (dual power supply). With Mist AI™ integration, Juniper Mist Wired Assurance, and Marvis Virtual Network Assistant, the EX4100 simplifies onboarding, configuration, and management while ensuring optimized user and device experiences.
Key features include MACsec AES-256 encryption, EVPN-VXLAN support, flow-based telemetry, and Juniper Virtual Chassis technology, allowing up to 10 interconnected switches to operate as a single logical device. Designed for secure, scalable, and AI-driven operations, the EX4100-48P ensures reliable connectivity for IoT devices, Wi-Fi 6 access points, surveillance systems, and VoIP phones in modern enterprise environments
| Category | Details |
|---|---|
| Brand | Juniper Networks |
| Product Line | EX4100 Series |
| Model | EX4100-48P |
| Form Factor | Rackmount, 1U |
| Access Ports | 48 × 10/100/1000BASE-T (PoE+) |
| Uplinks | 4 × 1/10GbE SFP+ uplinks, 4 × 10/25GbE SFP28 stacking/uplink ports |
| PoE Capability | IEEE 802.3af/at PoE+, up to 30W per port |
| PoE Budget | 740W (1 PSU) / 1440W (2 PSUs) |
| CPU | 1.7 GHz ARM processor |
| Memory | 4 GB DRAM with ECC |
| Storage | 8 GB |
| Throughput | 279 Mpps |
| Switching Capacity | 188 Gbps (uni) / 376 Gbps (bi-directional) |
| Virtual Chassis | Supports up to 10 members |
| Security | MACsec AES-256 encryption, group-based policy microsegmentation |
| Telemetry | Flow-based telemetry, Junos Telemetry Interface |
| High Availability | Hot-swappable dual PSUs and fans, nonstop bridging/routing |
| Dimensions (W×H×D) | 17.36 × 1.72 × 15.05 in (44.1 × 4.37 × 38.24 cm) |
| Weight | 10.27 lb (4.66 kg, base unit) |
| Cooling | Front-to-back airflow (AFO), field-replaceable fans |
| Warranty | Enhanced Limited Lifetime Warranty (includes software updates) |
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
