Juniper

Juniper Networks EX4400-48XP 48-Port 1GbE PoE Switch

Name: Juniper Networks EX4400-48XP 48-Port 1GbE PoE Switch
Brand: Juniper
SKU: EX4400-48XP

MPN: EX4400-48XP·By: Juniper

Part #:EX4400-48XPNewIn stock

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Product overview

The Juniper Networks EX4400-48XP is an enterprise-class fixed port Layer 3 managed Ethernet switch designed as a 48-port 1GbE PoE access platform with high-speed uplinks. It provides 48 access ports for 1GbE connectivity with Power over Ethernet, suitable for converged data and power delivery at the edge. The switch also integrates 2x100GbE uplink interfaces, enabling high-bandwidth aggregation into core or distribution layers within campus or data center networks. As part of the EX4400 family, this model targets environments that require consistent Layer 3 managed switching and structured access connectivity. IT teams can standardize on this platform when they need dense 1GbE PoE edge ports combined with flexible 100GbE uplink capacity for scalable architectures. The EX4400-48XP fits into enterprise deployments where predictable wired access and centralized management are priorities for network design and operations.

48 fixed 1GbE PoE access ports
2x100GbE high-speed uplink interfaces
Fixed port Layer 3 managed design
Enterprise-grade access switching platform
Designed for 1GbE PoE edge connectivity
Suitable for campus, branch, and data center edge

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Featuring

Manufacturer part #	EX4400-48XP
Brand	Juniper
Condition	New
Model	EX4400-48XP
Series	EX Series
Rack Units	1U
Technology	Layer 3 managed Ethernet access switch
Form Factor	Rack-mountable
Product Line	EX4400 line of Ethernet switches
Product Type	Ethernet switch
Layer Support	Layer 2 and Layer 3
Enclosure Type	Fixed configuration chassis
MACsec Support	MACsec AES256 capable
Forwarding Rate	259.2 Mpps
Enterprise Usage	Campus, branch and data center access
Stacking Support	Virtual Chassis support via uplink ports
Packet Forwarding Rate	259.2 Mpps

Performance

System Throughput	348 Gbps

Power Consumption

Power Supply Type	AC power supply, dual redundant support

Networking Ports & Interfaces

USB Port	1 x USB port
Access Ports	48 x 10/100/1000BASE-T PoE access ports
Console Port	1 x RJ-45 console port
PoE Standard	IEEE 802.3af/at/bt
Uplink Ports	2 x 100GbE QSFP28 uplink ports
PoE Capability	PoE+ with up to 90 W per port
Management Port	1 x 10/100/1000BASE-T out-of-band management port
Management Type	Managed
PoE Ports Count	48 PoE-enabled access ports
Total Ethernet Ports	50 ports (48 access, 2 uplink)
Max PoE Power per Port	90 W per PoE port
Ethernet Interface Speed	10/100/1000 Mb/s on access ports; 100 Gb/s on uplinks
Maximum PoE Power Budget	3600 W with two power supplies
PoE Power Budget (maximum)	3600 W with two power supplies
Switching Capacity (bidirectional)	696 Gbps
Switching Capacity (unidirectional)	348 Gbps

Best for

Enterprise access
Suited for enterprise environments needing a Layer 3 managed 48-port 1GbE PoE access switch to connect endpoint devices at the network edge.
Campus edge
Fits campus edge deployments that require dense 1GbE PoE user ports with centralized uplink connectivity via 2x100GbE interfaces.
Aggregation
Useful in scenarios where 48 PoE access ports must be aggregated and backhauled using 100GbE uplinks toward distribution or core switches.
Branch offices
Appropriate for larger branch offices that require a single Layer 3 managed platform combining 48 1GbE PoE access ports and high-speed uplinks.
Data center edge
Can serve as a data center edge switch, providing 1GbE PoE access connectivity and 2x100GbE uplinks into aggregation or spine switches.

Frequently asked questions

What type of switch is the Juniper Networks EX4400-48XP?

The Juniper Networks EX4400-48XP is a fixed port Layer 3 managed Ethernet switch. It is positioned as an enterprise product and serves as a 48-port 1GbE PoE access switch with 2x100GbE uplinks. This classification makes it suitable for routed access roles and structured segmentation within campus, branch, or data center environments.

How many access ports does the EX4400-48XP provide?

The EX4400-48XP provides 48 access ports designed for 1GbE connectivity with Power over Ethernet. This 48-port configuration offers dense edge connectivity for user devices and powered endpoints. As a fixed design, it allows network planners to standardize on a consistent port count in each wiring closet or branch location.

What uplink options are available on the EX4400-48XP?

The switch includes 2x100GbE uplink interfaces. These high-speed uplinks are intended for connecting the 48-port 1GbE PoE access layer to distribution or core switches. Using 100GbE uplinks provides substantial aggregate bandwidth, helping to ensure that edge traffic can be transported efficiently across the broader network.

Is the EX4400-48XP suitable for enterprise deployments?

Yes, the EX4400-48XP is categorized at the enterprise product level. It combines 48 1GbE PoE access ports with 2x100GbE uplinks and Layer 3 managed functionality, making it appropriate for enterprise campus, branch, and data center edge environments where structured access switching and high-speed uplinks are required.

What role does the EX4400-48XP play in a network design?

The EX4400-48XP is designed primarily as an access switch. It offers 48 1GbE PoE access ports for edge device connectivity and 2x100GbE uplinks to connect to higher layers in the topology. Its Layer 3 managed capabilities support routed access designs, enabling segmentation and traffic control directly at the access layer.

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Manufacturer part #

EX4400-48XP

Brand

Juniper

Condition

New

Model

EX4400-48XP

Series

EX Series

Rack Units

Technology

Layer 3 managed Ethernet access switch

Form Factor

Rack-mountable

Product Line

EX4400 line of Ethernet switches

Product Type

Ethernet switch

Layer Support

Layer 2 and Layer 3

Enclosure Type

Fixed configuration chassis

MACsec Support

MACsec AES256 capable

Forwarding Rate

259.2 Mpps

Enterprise Usage

Campus, branch and data center access

Stacking Support

Virtual Chassis support via uplink ports

Packet Forwarding Rate

259.2 Mpps

USB Port

1 x USB port

Access Ports

48 x 10/100/1000BASE-T PoE access ports

Console Port

1 x RJ-45 console port

PoE Standard

IEEE 802.3af/at/bt

Uplink Ports

2 x 100GbE QSFP28 uplink ports

PoE Capability

PoE+ with up to 90 W per port

Management Port

1 x 10/100/1000BASE-T out-of-band management port

Management Type

Managed

PoE Ports Count

48 PoE-enabled access ports

Total Ethernet Ports

50 ports (48 access, 2 uplink)

Max PoE Power per Port

90 W per PoE port

Ethernet Interface Speed

10/100/1000 Mb/s on access ports; 100 Gb/s on uplinks

Maximum PoE Power Budget

3600 W with two power supplies

PoE Power Budget (maximum)

3600 W with two power supplies

Switching Capacity (bidirectional)

696 Gbps

Switching Capacity (unidirectional)

348 Gbps