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Juniper EX4400-48P Ethernet Switch - 48 Port Gigabit PoE++ with 4 x 25GbE & 2 x 100GbE Uplinks - Layer 3 Managed - 1U Rack-Mountable
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Product Features
Technical Overview
The EX4400-48P operates as a Layer 3 switch, supporting advanced routing protocols for scalable network design. It offers full manageability through Juniper's Junos OS, allowing granular control over network configuration, security policies, and traffic optimization.
The switch supports both twisted pair and optical fiber media types, accommodating 10/100/1000Base-T, 25GBase-X, and 100GBase-X network technologies. With six expansion slots compatible with SFP28 and stacking modules, it provides future-ready flexibility for evolving network demands.
This section brings together practical product details such as Total Number of Network Ports, Uplink Port, Modular, Media Type Supported, so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.
A strong technical summary explains how the product's interfaces, hardware profile, and operating characteristics work together in real deployment. Buyers often need this context to confirm compatibility with existing devices, expected performance in daily use, and whether installation will be straightforward for IT staff or end users.
Key Product Advantages
The EX4400-48P excels in environments requiring high port density, PoE budgeting, and reliable uplink connectivity. Its combination of 48 PoE++ ports and multi-gigabit uplinks ensures efficient power delivery and high-bandwidth aggregation.
Scalable Network Design
Layer 3 support enables routing between VLANs and subnets, reducing reliance on external routers and simplifying network architecture.
- Inter-VLAN routing
- Dynamic routing protocols
- Scalable addressing
High-Speed Uplinks
With 25GbE and 100GbE uplink options, this switch provides ample bandwidth for backbone connections, reducing bottlenecks in data-intensive applications.
- 4x 25GbE expansion slots
- 2x 100GbE stacking ports
- Low-latency performance
Power over Ethernet
PoE++ support on all 48 ports delivers up to 60W per port, powering a wide range of devices without separate power supplies.
- IEEE 802.3bt compliant
- Simplified cabling
- Reduced installation costs
Deployment / Use Cases
The Juniper EX4400-48P is ideal for medium to large enterprise networks, campus environments, and data center access layers. Its high port count and PoE capabilities make it suitable for connecting numerous endpoints while maintaining network performance.
Common deployments include office networks with IP telephony and wireless access points, educational institutions with dense device connectivity, and retail environments requiring reliable point-of-sale and security system integration.
This section brings together practical product details such as Total Number of Network Ports, Uplink Port, Modular, Media Type Supported, so buyers can judge configuration, deployment fit, and day-to-day suitability with less guesswork.
Enterprise Access Layer
Deploy as an access switch in office buildings, providing connectivity to desktops, printers, and VoIP phones while aggregating traffic to core switches via high-speed uplinks.
Wireless Network Support
Power and connect multiple wireless access points across floors or buildings, ensuring seamless Wi-Fi coverage with centralized management.
Physical Profile
The switch features a compact 1U rack-mountable form factor, optimizing space in standard server racks. Its dimensions of 0.68" height, 6.85" width, and 6.19" depth make it suitable for dense rack deployments. The approximate weight is 13.01 lb, facilitating easy installation and maintenance.
The physical profile is practical for deployment planning because the dimensions and weight are clearly defined: 0.68" (17.20 mm), 6.85" (173.90 mm), 6.19" (157.10 mm), 13.01 lb (5900 g). This helps confirm rack, shelf, desk, or cabinet fit before installation.
- Width
- 6.85" (173.90 mm)
- Depth
- 6.19" (157.10 mm)
- Height
- 0.68" (17.20 mm)
- Weight
- 13.01 lb (5900 g)
Highlights
- 48 Gigabit Ethernet ports with PoE++ support
- 4x 25 Gigabit Ethernet expansion slots for high-speed uplinks
- 2x 100 Gigabit Ethernet stacking ports for network scalability
- Layer 3 switching capabilities for advanced routing
- Fully manageable via Junos OS for granular control
- Supports twisted pair and optical fiber media types
- Redundant power supply support for high availability
- 1U rack-mountable form factor for space-efficient deployment
Specifications
| Specifications | |
|---|---|
| Manufacturer | Juniper Networks, Inc |
| Manufacturer Part Number | EX4400-48P |
| Brand Name | Juniper |
| Product Series | EX4400 |
| Product Model | EX4400-48P |
| Product Name | EX4400-48P Ethernet Switch |
| Product Type | Ethernet Switch |
| Interfaces/Ports | |
| Total Number of Network Ports | 48 |
| Uplink Port | Yes |
| Modular | Yes |
| Stack Port | Yes |
| Port/Expansion Slot Details | 48 x Gigabit Ethernet PoE++,4 x 25 Gigabit Ethernet Expansion Slot,2 x 100 Gigabit Ethernet Stack |
| Media & Performance | |
| Media Type Supported | Twisted Pair,Optical Fiber |
| Ethernet Technology | Gigabit Ethernet,25 Gigabit Ethernet,100 Gigabit Ethernet |
| Network Technology | 10/100/1000Base-T,25GBase-X,100GBase-X |
| I/O Expansions | |
| Total Number of Expansion Slots | 6.0 |
| Expansion Slot Type | SFP28,Stacking Module |
| Network & Communication | |
| Layer Supported | 3 |
| Management & Protocols | |
| Manageable | Yes |
| Power Description | |
| PoE (RJ-45) Port | Yes |
| Power Source | Power Supply |
| Redundant Power Supply Supported | Yes |
| Number of Power Supplies Supported | 2 |
| Physical Characteristics | |
| Compatible Rack Unit | 1U |
| Form Factor | Rack-mountable |
| Height | 0.68" (17.20 mm) |
| Width | 6.85" (173.90 mm) |
| Depth | 6.19" (157.10 mm) |
| Weight (Approximate) | 13.01 lb (5900 g) |
| Miscellaneous | |
| Country of Origin | China |
FAQ
How many PoE ports does the EX4400-48P have?
The EX4400-48P has 48 Gigabit Ethernet ports, all of which support PoE++ (Power over Ethernet Plus Plus). This allows each port to deliver up to 60W of power, suitable for powering devices like IP phones, wireless access points, and security cameras without separate power adapters.
What types of uplink connections are available?
This switch offers flexible uplink options through 4x 25 Gigabit Ethernet expansion slots and 2x 100 Gigabit Ethernet stacking ports. These high-speed connections are ideal for aggregating traffic to core switches or establishing backbone links in larger network infrastructures.
Does this switch support Layer 3 routing?
Yes, the EX4400-48P is a Layer 3 managed switch. It supports advanced routing protocols, enabling inter-VLAN routing, dynamic routing, and scalable network design without requiring an external router for internal traffic management.
Can I stack multiple EX4400-48P switches together?
Yes, the switch includes stacking ports that allow multiple units to be connected and managed as a single logical device. This simplifies configuration, improves redundancy, and increases port density while maintaining a unified management interface.
What is the rack-mounting specification?
The EX4400-48P has a 1U form factor, meaning it occupies one rack unit of vertical space in a standard 19-inch server rack. Its dimensions are 0.68" height, 6.85" width, and 6.19" depth, making it suitable for dense rack deployments in data centers or wiring closets.
Does it support redundant power supplies?
Yes, the switch supports redundant power supplies, with provisions for two power units. This feature enhances reliability by providing power failover protection, ensuring continuous operation even if one power supply fails, which is critical for mission-critical network environments.
What throughput, switching capacity, or performance detail is listed?
the specifications are intended to help buyers confirm fit, compatibility, and expected day-to-day operation. In practical terms, the best reading of this product comes from how its hardware, connectivity, and deployment details work together.
What uplink, SFP, fiber, or media support detail is listed?
The warranty or support detail listed is Yes, giving buyers a clearer picture of expected coverage after purchase.
| Qty | Price | Available |
|---|
